SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
TS09F AC film capacitors are designed for demanding power electronic applications where high pulse handling, low dielectric loss, and long-term reliability matter. Built with metallized polypropylene film, the TS09F series provides excellent self-healing performance, low ESR, and strong high dv/dt withstand capability for AC filtering and resonant circuits.
For engineers working on industrial power supplies, inverters, welding equipment, or high-frequency conversion systems, capacitor stability under electrical stress is not optional. TS09F helps maintain circuit reliability by combining efficient current handling with the electrical advantages of polypropylene dielectric technology.
Why Metallized Polypropylene Matters in AC Power Designs
Metallized polypropylene capacitors are widely selected in AC and pulse applications because they offer low dissipation factor, stable capacitance characteristics, and excellent voltage endurance. Compared with general-purpose film capacitors, this structure is better suited to circuits exposed to repetitive high-frequency switching and steep voltage transitions.
In practical designs, these characteristics help reduce internal heating, improve efficiency, and support longer service life under continuous operation. This is especially important in equipment where electrical stress, temperature rise, and ripple current interact over time.
Key Electrical Advantages of TS09F
Feature
Engineering Benefit
Application Value
Metallized Polypropylene Film
Low dielectric loss and stable AC behavior
Improves efficiency in power conversion circuits
Self-Healing Structure
Localized dielectric breakdown recovery
Enhances long-term operational reliability
Low ESR
Lower internal heat generation
Supports continuous high-load operation
High dv/dt Withstand
Handles fast voltage transitions
Suitable for pulse and switching environments
AC Application Suitability
Stable under alternating current conditions
Useful for filtering, snubber, and resonant circuits
Typical Applications for TS09F AC Film Capacitors
The TS09F series is suitable for a wide range of power electronics and industrial control systems where AC handling capability and capacitor endurance are critical. Engineers may consider this series for:
Design Considerations When Selecting an AC Film Capacitor
Choosing the right AC film capacitor is not only about capacitance and voltage rating. In high-performance applications, engineers should also evaluate switching frequency, peak pulse conditions, thermal environment, and the expected electrical lifetime of the system.
For designs exposed to repeated transients or continuous AC stress, low ESR and self-healing capability become especially important. A capacitor that appears suitable on paper may still fail early if internal temperature rise and pulse conditions are underestimated during selection.
TS09F for Reliability-Oriented Power Electronics
In modern power electronics, reliability often depends on how well passive components withstand real circuit stress over time. TS09F AC film capacitors are developed to support that requirement with a balanced combination of electrical stability, pulse endurance, and long service life.
Whether your project involves industrial conversion equipment, AC filtering, or high-frequency switching design, TS09F offers a dependable polypropylene film capacitor option for engineers and sourcing teams looking for consistent performance.
Explore more capacitor solutions for AC filtering, industrial power systems, and high-frequency power electronics design.
Suntan Technology · All Kinds of Capacitors. From stable electrical performance to long-term sourcing support, we help simplify component selection for demanding designs.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
A seleção de varistores MOV para proteção contra surtos conforme a IEC 61000-4-5 exige dimensionamento baseado em energia, escolha correta do diâmetro do disco e posicionamento adequado na entrada de alimentação. Este guia aborda corrente de surto, tensão de clamping e arquitetura de proteção em camadas para sistemas CA.
Seleção de varistor MOV para proteção contra surtos em entrada de energia CA conforme IEC 61000-4-5
Sistemas de alimentação que passam em testes funcionais frequentemente falham durante a validação de surtos IEC 61000-4-5. Os sintomas incluem reset do controlador, perda de comunicação e travamento da fonte, indicando capacidade insuficiente de absorção de energia ou posicionamento incorreto do MOV.
Características do Surto
A IEC 61000-4-5 define uma forma de onda combinada com tensão de 1,2/50 µs em circuito aberto e corrente de 8/20 µs em curto-circuito. Essa condição apresenta energia significativamente maior que ESD e requer seleção baseada em corrente de pico e energia absorvida.
Os varistores MOV das séries TSV e TSVG cobrem tensões de 18 V a 1800 V e suportam correntes de pico elevadas de acordo com o diâmetro do disco.
Falhas Comuns de Projeto com MOV
Disco subdimensionado provoca estresse térmico em surtos repetitivos. Tensão nominal muito próxima ao valor RMS causa corrente de fuga contínua. Proteção em estágio único aumenta a tensão residual. Trilhas longas aumentam overshoot por indutância parasita.
Relação entre Diâmetro do Disco e Energia
Disco
Capacidade de Surto
Aplicação
5D
Baixa energia
Proteção DC secundária
7D
Energia moderada
Adaptadores e SMPS
10D
Baixa potência industrial
Placas de controle
14D
Alto surto
Drives de motores
20D
Surto muito alto
Distribuição CA
Discos maiores aumentam a corrente de pico e a energia suportada, porém elevam a capacitância e o espaço ocupado na PCB.
Seleção Orientada por Parâmetros
Determinar a tensão RMS máxima da rede. Identificar o nível de surto linha-linha e linha-terra. Calcular a corrente de pico 8/20 µs. Selecionar o disco com margem de energia. Verificar a tensão de clamping em relação aos componentes a jusante.
Considerações Térmicas e Vida Útil
A degradação do MOV é cumulativa. Cada surto aumenta a corrente de fuga e altera a tensão do varistor. O projeto deve considerar espaçamento térmico e evitar operação próxima ao limite de tensão contínua.
Estratégia de Posicionamento
Posicionar o MOV na entrada de energia com trilhas curtas. Instalar entre fase e neutro para proteção diferencial. Adicionar MOV fase-terra conforme a categoria de surto.
Arquitetura de Proteção em Camadas
O MOV absorve alta energia, porém a tensão residual pode exigir um clamp secundário no barramento DC e um choke de modo comum para reduzir o estresse nos circuitos de controle.
Exemplo de Aplicação AC-DC
Entrada 230 VCA com requisito de surto de 1 kV linha-linha e 2 kV linha-terra. Utilizar MOV 14D entre fase e neutro com impedância em série antes da ponte retificadora. Verificar a tensão no barramento DC durante o surto.
Método de Verificação
Medir a tensão de clamping no barramento DC. Monitorar a temperatura do MOV em surtos repetitivos. Verificar corrente de fuga após testes. Validar recuperação funcional do sistema.
Parâmetros Necessários
Tensão RMS CA e tolerância. Nível de surto e modo de acoplamento. Forma de onda de corrente de pico. Número de pulsos. Tensão máxima de clamping. Espaço disponível na PCB.
Conclusão
A conformidade com a IEC 61000-4-5 requer seleção de MOV baseada em energia, corrente de pico, diâmetro do disco e posicionamento adequado. A proteção coordenada reduz o estresse residual e aumenta a confiabilidade do sistema.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Ripple current failure in electrolytic capacitors originates from internal heating caused by AC ripple superimposed on DC bias. Ripple heating accelerates electrolyte evaporation, increases ESR drift, and reduces effective capacitance. When internal heating combines with elevated ambient temperature, service life decreases faster than predictions based only on rated voltage or ambient rating.
System-Level Reliability Issue in SMPS and LED Drivers
Radial aluminum electrolytic capacitors in output filters experience continuous ripple stress. In SMPS topologies operating above 50kHz, RMS ripple current can exceed thermal design assumptions. In LED drivers, enclosed fixtures create high ambient conditions, further elevating capacitor core temperature.
Typical field symptoms include ESR rise, capacitance drop, ripple voltage increase, LED flicker, and output instability. These failures are thermal wear-out mechanisms rather than dielectric breakdown.
Electrothermal Mechanism of Ripple Heating
P = Iripple2 × ESR
Ripple current generates heat internally in the electrolyte and foil structure. Poor thermal dissipation causes localized temperature rise. Elevated core temperature accelerates electrolyte loss and oxide layer degradation, increasing ESR, which in turn increases ripple heating in a feedback loop.
Lifetime Impact Under Combined Stress
Temperature acceleration models show lifetime approximately halves for every 10°C rise. Ripple-induced core heating adds to ambient temperature, effectively pushing capacitors toward their endurance limits. Continuous operation environments such as LED luminaires and industrial power supplies show highest vulnerability.
Engineering Selection Criteria for Ripple Environments
Parameter
Design Consideration
Selection Impact
Ripple Current RMS
Measured at operating frequency
Defines thermal stress level
PCB Thermal Zone
Distance from MOSFETs / diodes
Affects core temperature rise
Operating Hours
Continuous vs intermittent
Determines endurance requirement
Ambient Temperature
Fixture enclosure / airflow
Lifetime acceleration factor
Series Comparison for Upgrade Without PCB Redesign
Series
Endurance
Ripple Handling
Typical Use
TS14 / TS13DB
105°C standard
General ripple
Control boards
TS13D2 / D4 / D8 / D9
5000–10000h
High ripple + high temp
LED drivers
TS13DI / D6
Low impedance
High frequency ripple
SMPS outputs
TS13DL / D1
Low leakage
Stable ESR
Precision circuits
TS13DM
Stable ESR
Audio ripple smoothing
Audio networks
Environment-Based Selection Strategy
Reliable operation requires selecting capacitors based on combined ripple and temperature conditions rather than voltage rating alone.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Selecting the right SMD quartz crystal is a critical step in achieving stable clock performance for both MCU clock crystal and RTC crystal 32.768kHz applications. Package size alone is not enough. Frequency range, crystal structure, ESR, and application type must be considered together to avoid startup failures or long-term drift.
This guide explains how to approach SMD quartz crystal selection based on real design requirements, using three Suntan standard products as references: Suntan TSQ-3225SMD, Suntan TSQ-2016SMD, and Suntan TSQ-3215SMD.
MCU and SoC designs typically require crystal frequencies in the MHz range to drive system clocks, communication timing, or peripheral control. For these applications, AT-cut fundamental-mode crystals are commonly used.
Key Selection Factors for MCU Designs
Operating frequency range
Equivalent Series Resistance (ESR)
Package size and PCB layout constraints
Compatibility with reflow soldering
MCU clock crystal · 12–54MHz class
Suntan TSQ-3225SMD
Suntan TSQ-3225SMD is designed for high-frequency MCU clock applications where electrical margin and layout stability are priorities.
Package size: 3.2 × 2.5 mm
Frequency range: 12 MHz to 54 MHz
AT-cut, fundamental mode
Designed for automatic mounting and reflow soldering
Commonly selected for industrial controllers, communication modules, and general-purpose MCU designs where ESR margin and stable oscillation are required.
Suntan TSQ-2016SMD targets space-constrained MCU designs while maintaining high-frequency capability.
Package size: 2.0 × 1.6 mm
Frequency range: 20 MHz to 54 MHz
AT-cut, series or parallel resonance
Low aging with shock and vibration resistance
Commonly used in compact embedded systems and wireless modules where PCB area is limited. Validate oscillator startup margin based on your design constraints.
RTC circuits operate differently from MCU clocks. They rely on 32.768 kHz tuning-fork crystals optimized for ultra-low power consumption and long-term frequency stability.
RTC crystal 32.768kHz · tuning fork
Suntan TSQ-3215SMD
Suntan TSQ-3215SMD is a dedicated RTC crystal and should not be treated as a general-purpose clock source.
Package size: 3.2 × 1.5 mm
Fixed frequency: 32.768 kHz
Tuning fork crystal structure
Designed for reflow soldering (260℃ max)
Designed for real-time clocks, standby timers, and battery-powered systems requiring minimal current consumption.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
When evaluating polymer aluminum electrolytic capacitors for power supply designs, engineers and sourcing teams typically focus on three practical factors:
Electrical performance suitable for modern power circuits
Ease of sourcing with flexible lead time and MOQ
Smooth design-in without unnecessary cost burden
Suntan Technology · All Kinds of Capacitors. Polymer aluminum electrolytic capacitors designed for power supply and DC-DC applications.
Use the contact form for pricing, availability, and application inquiries.
Market Positioning of Suntan TS13 Polymer Series
Rather than competing purely at the premium end, the TS13 series targets engineers who need:
High performance aligned with low ESR and high ripple current requirements
Good availability, including flexible lead time and MOQ-friendly supply
Easy design-in, with familiar form factors for power and filtering circuits
This makes the TS13 series a practical option when comparing polymer aluminum electrolytic capacitors for commercial, industrial, and consumer power designs.
TS13 Polymer Series Overview
Series
Package
Category Temperature
Key Strengths
Typical Applications
TS13CP
SMD
105°C
Compact size, low ESR, high ripple current
High-density PCB, consumer electronics, communication devices
High-efficiency power supplies, DC-DC converters, mainboard filtering
Each model within the Suntan TS13 Polymer Aluminum Electrolytic Capacitors family is designed to support different power supply environments without adding unnecessary complexity to the design process.
Application-Oriented Selection Guide
TS13CP: Compact SMD Polymer Capacitors for High-Density Power Designs
The Suntan TS13CP Polymer Aluminum Electrolytic Capacitors are SMD conductive polymer aluminum solid electrolytic capacitors, designed for space-constrained PCB layouts.
Compact SMD form factor
Low ESR and high ripple current capability
Compatibility with lead-free reflow soldering
Suitable for compact power supply circuits, consumer electronics, and communication equipment, where board space and assembly efficiency are critical.
TS13EX: Radial Polymer Capacitors for High-Temperature Environments
The Suntan TS13EX Polymer Aluminum Electrolytic Capacitors are designed for applications where thermal stability is a primary concern. With a category temperature rating up to 125°C, TS13EX supports:
Industrial power supplies
Automotive-related electronics
Power circuits located near heat-generating components
A suitable choice when evaluating polymer aluminum electrolytic capacitors for high-temperature power applications.
TS13EY: Low ESR Polymer Capacitors for DC-DC and Power Filtering
The Suntan TS13EY Polymer Aluminum Electrolytic Capacitors focus on super low ESR and high ripple current, supporting efficient power conversion and stable filtering.
DC-DC converters
Mainboard power filtering
High-efficiency power supply designs
Often considered when engineers require low ESR polymer capacitors without moving to premium-cost components.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Image: Suntan TS04S — Double-sided metallized polypropylene film circular axial capacitor, engineered for high-voltage endurance, low dielectric loss, and long-term reliability in SMPS, LED drivers, inverter, and industrial power applications.
Why Polarity-Free Metallized Capacitors Matter in Modern Circuit Design
In modern power electronics and signal-processing applications, the need for metalized capacitors with stable, safe, and polarity-free operation is more important than ever. Whether in SMPS power stages, LED drivers, audio coupling lines, or AC filters, designers benefit greatly from capacitors that maintain performance across changing temperatures, voltage stresses, and operating frequencies.
The TS04S Double-Sided Metallized Polypropylene Film Axial Capacitor is engineered precisely for these needs. Its metallized polypropylene dielectric, axial lead configuration, and inherently non-polar structure make it versatile for bidirectional circuits, high-frequency AC environments, and applications requiring predictable long-term stability.
This article explains the fundamentals behind its non-polar behavior, explores its electrical advantages, and outlines key reasons why the TS04S is an ideal replacement option for a wide range of metallized film capacitor models.
1. Understanding Non-Polar Film Capacitors: The Core Advantage of Metallized Polypropylene
Unlike electrolytic capacitors, which are polarized by construction, metallized polypropylene film capacitors operate without polarity. This means they can be installed in either direction and can safely handle AC waveforms without reverse-voltage stress.
The TS04S achieves this through several dielectric characteristics:
Symmetrical film layers, eliminating polarity concerns
Double-sided metallization, supporting balanced current flow
Polypropylene dielectric, known for high insulation resistance and low dissipation
Why non-polarity is a major engineering advantage:
No risk of reverse-bias failure
Simplified PCB assembly
Greater safety margin in AC and pulse circuits
Highly stable performance under varying waveforms
Ideal for signal coupling and audio paths
By removing polarity constraints entirely, the TS04S becomes a much more flexible choice for design engineers.
2. Stable Low-Loss Performance for Power and Signal Applications
The TS04S uses metallized polypropylene film, which offers one of the lowest dissipation factors among capacitor dielectrics. Its low-loss behavior is critical in applications such as:
SMPS switching stages
Inverter gate drive circuits
LED driver filtering
Snubber and protection networks
Audio DC-blocking and coupling
Key low-loss characteristics include:
Very low tanδ, minimizing heat generation
Reduced ESR and stable impedance characteristics
High dielectric strength with predictable voltage endurance
Reliability under repetitive AC or pulse stress
These properties not only enhance circuit performance but also extend equipment lifespan—a major consideration for industrial, commercial, and lighting systems.
Suntan TS04S Metallized Polypropylene Film Capacitor – optimized for SMPS, inverter and industrial HV filtering.
3. Axial Mounting for Mechanical and Thermal Stability
Axial capacitors are valued for their mechanical stability and secure through-hole mounting. The TS04S’s axial configuration further enhances performance under vibration, temperature cycling, and pulse loading.
Benefits of axial construction in the TS04S:
Better heat distribution along the lead-out path
Lower inductance than many radial designs
Secure anchoring in industrial equipment
Suitable for high-frequency or pulse environments
Consistent performance in thermally stressed applications
This makes the TS04S reliable for the heavy-duty conditions common in power converters, motor controllers, and inverter modules.
4. Cross-Reference Potential: A Practical Advantage for OEMs and Distributors
The TS04S is engineered to be compatible with various global metallized film capacitor standards, allowing it to serve as a direct drop-in substitute for numerous axial capacitor models.
Cross-reference benefits include:
Easier procurement planning
Faster replacement during supply-chain shortages
Reduction of multi-brand stocking requirements
Simplified qualification for new designs
For distributors, the ability to consolidate inventory through a single, widely compatible capacitor series significantly reduces procurement complexity and warehouse burden.
For OEM manufacturers, the TS04S offers a reliable and consistent supply stream—reducing the risks caused by vendor-specific shortages.
5. Reliability Requirements for SMPS, Inverter, and LED Systems
SMPS, inverter, and LED power systems place demanding electrical stress on capacitors. The TS04S is designed to operate reliably under these exact conditions.
Performance strengths include:
High insulation resistance
Excellent temperature stability
Consistent capacitance under AC ripple
Self-healing metallized film structure
Resistance to voltage spikes and transient pulses
These characteristics ensure robust, long-term performance even in high-switching-frequency environments.
Application examples where TS04S excels:
High-frequency inverter circuits
LED driver AC filtering and smoothing
SMPS snubber and resonance networks
Gate driver isolation circuits
DC-blocking and audio signal coupling
Because the TS04S is both polarity-free and low-loss, it is suitable for energy-efficient and thermally critical designs.
Suntan TS04S Metallized Polypropylene Film Capacitor – optimized for SMPS, inverter and industrial HV filtering.
6. Polarity-Free Handling Benefits for Assembly, Testing, and Long-Term Maintenance
One of the most practical advantages of the TS04S is its polarity-free design, eliminating orientation errors during assembly and field servicing.
Benefits include:
No directional alignment needed during placement
Reduced assembly defects
Faster production line handling
Simplified repair or replacement procedures
Lower training requirements for assembly personnel
In high-volume manufacturing environments—such as LED lighting, power supply, or control module factories—this translates to measurable gains in throughput and quality consistency.
7. Why the TS04S Is a Strong Choice for Long-Life Industrial and Power Electronics
The TS04S combines all major factors that engineers and procurement teams value:
Non-polar metallized polypropylene dielectric
Stable, low-loss electrical performance
Axial structure with strong thermal endurance
Cross-brand replacement compatibility
High reliability under AC, pulse, and mixed-frequency conditions
Its design aligns with the durability requirements of industrial automation, communication equipment, power conversion modules, and LED lighting systems—making it a capacitor series suitable for both new designs and long-term product platforms.
Conclusion
The TS04S Double-Sided Metallized Polypropylene Film Axial Capacitor offers a combination of polarity-free operation, low-loss electrical performance, mechanical robustness, and cross-brand compatibility that makes it an excellent choice for power electronics, signal coupling, and AC filtering applications.
Engineers benefit from its predictable performance and design flexibility, while procurement teams appreciate the simplified sourcing and replacement potential. With its non-polar dielectric, stable thermal behavior, and long-term reliability, the TS04S is well suited for SMPS, inverter, LED driver, and general-purpose industrial circuits.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Suntan TS09Q Metallized Polypropylene Film Capacitor – optimized for SMPS, inverter and industrial HV filtering.
Polypropylene Film Capacitor for HV Applications｜TS09Q Overview
Engineers working on SMPS, LED drivers, industrial control systems or inverter stages often require a high-voltage polypropylene film capacitor with predictable behavior and long-term stability. The Suntan TS09Q Metallized PP Film Capacitor is built around these demands, offering low loss, stable capacitance and consistent dielectric performance according to its official datasheet.
Throughout 2024–2025, global demand for high-voltage film capacitors has grown rapidly—especially in EV charging stations, solar inverters, industrial automation and high-efficiency LED lighting. Designers increasingly favor PP film for its reliability under thermal and electrical stress. The TS09Q aligns directly with these market requirements.
TS09Q Series – Official catalog product appearance.
Key Electrical Characteristics
Voltage range: 630V, 1000V, 1250V, 1600V, 2000V DC
Dissipation factor: Tanδ ≤ 0.001 at 1kHz
Operating temperature: −40°C to +85°C
Dielectric: Metallized polypropylene (PP) film
Tolerances: ±5%, ±10%
Why Polypropylene Film Remains Essential in HV Designs
Despite rising interest in MLCC and polymer capacitors, metallized polypropylene film remains the preferred choice for HV filtering, pulse absorption and snubber circuits. Industry reports in 2025 highlight:
Dielectric stability across wide frequency ranges
Reliable high-voltage endurance in inverter and resonant topologies
Self-healing properties for improved safety and longer service life
As global regulations tighten around energy efficiency and power quality, PP film capacitors like the TS09Q offer predictable failure modes and long-term reliability—making them a consistent choice for designers.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Most selection decisions around a 6×6 mm tactile switch come down to four key parameters: operating force, actuator height, mounting method (TH vs SMD), and mechanical travel consistency.
This guide summarizes these parameters purely based on the official Suntan datasheets and shows how to quickly map your mechanical constraints and fingertip feel requirements to the right part number.
Key 6×6 mm Tactile Switch Series Covered
All models below share a common 6×6 mm footprint while offering different actuator heights, operating forces and mounting options for appliance, industrial and module-based designs.
TSS-TC-12XA – Multi-height actuator options (4.3–15 mm, TH)
TSS-TC-0010 – Low-profile 3.8 mm actuator (TH)
TSS-TC-0010 – Top view for compact control keypads
TSS-TC-12XA – Extended actuator for deep panels
TSS-TD-03XG – 6×6 mm SMD type for reflow
1. Mechanical Travel Consistency (0.25 ± 0.1 mm)
All Suntan tactile switches in the 6×6 mm category share the same mechanical travel:
0.25 ± 0.1 mm travel
Covered series:
TSS-TC-0010 (Through-Hole)
TSS-TC-12XA / TSS-TC-12XT (Through-Hole)
TSS-TD-03XG / TSS-TD-06XG (SMD)
Engineering relevance A uniform travel spec helps maintain predictable tactile feedback, reduces variation between production batches, and stabilizes interface behavior in appliance, industrial, and module-based designs.
High-intent keywords: tactile switch force options, 160gf tact switch, 250gf industrial switch, momentary switch operating force comparison.
3. Actuator Height Selection (3.8–15 mm)
Choosing the correct actuator height prevents enclosure mismatch, unwanted pre-load, or insufficient key travel. All height values below are taken from Suntan’s 6×6 mm tactile switch datasheets.
These options allow designers to compensate for front-panel thickness, overlay stacks and mechanical tolerances while keeping the same electrical and tactile behavior.
The matrix below combines the available actuator height range (3.8–15 mm) with the operating force options (100–250 gf). It is intended as a quick reference when balancing enclosure mechanics and fingertip feel.
Height range (mm)
Operating force range (gf)
Typical feel
Typical design scenarios
3.8–6 mm (e.g. TSS-TC-0010, lower TSS-TC-12XA heights)
100–130 gf
Light, quick press
Compact keypads, low-profile modules, handheld devices where users press frequently and expect low fatigue.
3.8–6 mm
160–170 gf
Standard, well-defined click
General-purpose control panels, white goods, audio front panels where a clear confirmation click is preferred without being too heavy.
7–10 mm (mid-height TSS-TC-12XA options)
160–170 gf
Standard, pronounced feedback
Products with thicker overlays or decorative panels, where additional height is needed to reach the user while keeping typical tact switch feel.
7–10 mm
190–250 gf
Heavy, deliberate press
Industrial panels, test equipment and machinery with possible vibration, where accidental operation must be minimized.
11–15 mm (tallest TSS-TC-12XA options)
160–170 gf
Extended stem, standard force
Deep enclosures, designs with keycaps or decorative knobs mounted above the tact switch, while preserving familiar tactile response.
11–15 mm
190–250 gf
Extended stem, heavy force
Ruggedized or outdoor interfaces, glove operation, and applications where users must confirm the press through a strong click even on tall actuators.
Select force range: lighter for frequent presses; heavier for noisy or glove environments.
Pick part number: choose the TC/TD series and code combination that matches your row in the table.
Application Video｜Vertical Type and Through-Hole Waterproof Tactile Switches
Suntan Technology – Vertical type and through-hole waterproof tactile switches video overview. Useful as a reference when evaluating 6×6 mm tact switch options in real applications.
For detailed curves, lifetime expectations and full dimension drawings, please refer to the official Suntan datasheets for TSS-TC-0010, TSS-TC-12XA / TSS-TC-12XT, and TSS-TD-03XG / TSS-TD-06XG, or contact our sales team for application support.
SUNTAN TECHNOLOGY COMPANY LIMITED · ALL KINDS OF CAPACITORS
Image: Suntan TS12 Series Gold Capacitors — Fast Charge • Long Life • Low ESR.
Why Engineers Ditch Batteries for Supercapacitors – Inside TS12 Tech
In next-generation IoT devices, smart meters, and embedded controllers, engineers are replacing chemical batteries with supercapacitors to achieve stable, maintenance-free power backup. The Suntan TS12 Series leads this transition with gold capacitor energy storage that combines high reliability, low ESR, and long lifetime performance.
Battery Limitations vs. Supercapacitors
Conventional batteries degrade quickly under repetitive charge–discharge cycles and extreme temperatures. They often fail to sustain memory modules or communication chips during voltage drops. In contrast, supercapacitors vs batteries excel by offering instant energy release and nearly unlimited cycle life.
Meet the TS12 Gold Capacitor Family
The Suntan TS12 Series provides 5.5V–6.3V rated options with compact size and outstanding endurance, ideal for stable energy storage and voltage backup.
Operating Range: −25°C to +70°C (wide industrial range)
Capacitance: 0.047F–1.0F typical (expandable up to 3000F for high power models)
Cycle Life: >100,000 charge/discharge cycles
Compliance: Pb-Free, RoHS
Engineer’s choice: Compact backup for data loggers and communication nodes requiring stable voltage retention after power loss.
Technical Insight: Energy Density, Power Density & Internal Resistance
Energy Density (Wh/kg)
TS12 supercapacitors achieve 2–10 Wh/kg — lower than Li-ion batteries but optimized for instant power delivery. This makes them ideal for short-term backup or bridging power gaps.
Power Density (W/kg)
With up to 10,000 W/kg, the TS12 handles peak current surges where batteries lag. In industrial PLCs and solar inverters, this ensures uninterrupted logic control during brownouts.
Internal Resistance (ESR)
TS12 features a low ESR design—typically below 50 mΩ for radial types—reducing heat buildup and voltage drop. Ideal for real-time energy recovery in high reliability energy components such as UPS modules and EV auxiliary systems.
Application Environments
From smart factories to renewable energy systems, TS12 delivers maintenance-free operation even under humidity, vibration, and temperature stress.
From the Supercapacitor vs Battery Debate to Real-World Reliability
When comparing supercapacitor vs battery systems, engineers look beyond capacity — they evaluate cycle life, ESR stability, and thermal reliability. The Suntan TS12 Series offers consistent energy storage and power backup for IoT devices, outperforming batteries in frequent charge/discharge environments.
In real-world applications such as smart meters and solar controllers, the TS12 provides a maintenance-free energy solution that minimizes service interruptions. Its low ESR capacitor structure ensures stable voltage during load switching, which is critical for embedded electronics and data stability.
High Reliability Energy Components for Critical Systems
Each TS12 variant is part of Suntan’s high reliability energy components lineup. The industrial supercapacitor module supports buffering in UPS systems, EV auxiliary circuits, and industrial PLCs where rapid power recovery is essential.
By integrating gold capacitor energy storage technology with low internal resistance, the TS12 family ensures long-term stability even under temperature swings and vibration, providing dependable performance for critical embedded systems.
Efficient and Reliable Energy with Suntan Gold Capacitors
Video: Suntan TS12 Series — Power backup for IoT, smart meters, and controllers.
