Main Technical Parameters
| project | characteristic | |
| range of working temperature | -55~+105℃ | |
| Rated working voltage | 100V | |
| Capacity range | 12uF 120Hz/20℃ | |
| Capacity tolerance | ±20% (120Hz/20℃) | |
| Loss tangent | 120Hz/20℃ below the value in the standard product list | |
| Leakage current | Charge for 5 minutes at rated voltage below the value in the standard product list, 20℃ | |
| Equivalent Series Resistance (ESR) | 100KHz/20℃ below the value in the standard product list | |
| Surge voltage(V) | 1.15 times the rated voltage | |
| Durability | The product should meet the following requirements: at a temperature of 105°C, the rated temperature is 85°C. The product is subjected to a rated working voltage of 2000 hours at a temperature of 85°C, and after being placed at 20°C for 16 hours. | |
| Electrostatic capacity change rate | ±20% of initial value | |
| Loss tangent | ≤150% of initial specification value | |
| Leakage current | ≤Initial specification value | |
| High temperature and humidity | The product should meet the following requirements: placed at 60°C for 500 hours and at 90%~95%RH with no voltage applied, and placed at 20°C for 16 hours. | |
| Electrostatic capacity change rate | +40% -20% of initial value | |
| Loss tangent | ≤150% of initial specification value | |
| Leakage current | ≤300% of initial specification value | |
Product Dimensional Drawing
Mark
physical dimension
| L±0.3 | W±0.2 | H±0.3 | W1±0.1 | P±0.2 |
| 7.3 | 4.3 | 4.0 | 2.4 | 1.3 |
Rated ripple current temperature coefficient
| temperature | -55℃<T≤45℃ | 45℃<T≤85℃ | 85℃<T≤105℃ |
| Rated 105℃ product coefficient | 1 | 0.7 | 0.25 |
Note: The surface temperature of the capacitor does not exceed the maximum operating temperature of the product.
Rated ripple current frequency correction factor
| Frequency(Hz) | 120Hz | 1kHz | 10kHz | 100-300kHz |
| correction factor | 0.1 | 0.45 | 0.5 | 1 |
Standard product list
| rated Voltage | rated temperature (℃） | Category Volt (V) | Category Temperature(℃） | Capacitance（uF） | Dimension（mm） | L.C (uA,5min) | Tanδ 120Hz | ESR(mΩ 100KHz） | Rated ripple current，(mA/r.m.s)45°C100KHz | ||
| L | W | H | |||||||||
| 35 | 105℃ | 35 | 105℃ | 100 | 7.3 | 4.3 | 4 | 350 | 0.1 | 100 | 1900 |
| 50 | 105℃ | 50 | 105℃ | 47 | 7.3 | 4.3 | 4 | 235 | 0.1 | 100 | 1900 |
| 105℃ | 50 | 105℃ | 68 | 7.3 | 43 | 4 | 340 | 0.1 | 100 | 1900 | |
| 63 | 105℃ | 63 | 105℃ | 33 | 7.3 | 43 | 4 | 208 | 0.1 | 100 | 1900 |
| 100 | 105℃ | 100 | 105℃ | 12 | 7.3 | 4.3 | 4 | 120 | 0.1 | 75 | 2310 |
| 105℃ | 100 | 105℃ | 7.3 | 4.3 | 4 | 120 | 0.1 | 100 | 1900 | ||
TPD40 Series Conductive Tantalum Capacitors: A Reliable Energy Storage Solution for High-Performance Electronic Devices
Product Overview
The TPD40 series conductive tantalum capacitors are high-performance electronic components from YMIN. Utilizing advanced tantalum metal technology, they achieve superior electrical performance in a compact size (7.3×4.3×4.0mm). These products offer a maximum rated voltage of 100V, an operating temperature range of -55°C to +105°C, and full compliance with the RoHS Directive (2011/65/EU). With their low ESR, high ripple current capability, and excellent stability, the TPD40 series is an ideal choice for high-end applications such as communications equipment, computer systems, industrial control, and medical devices.
Technical Features and Performance Advantages
Excellent Electrical Performance
The TPD40 series tantalum capacitors utilize high-purity tantalum powder and advanced manufacturing processes to deliver exceptional capacitance characteristics. The product capacitance ranges from 12μF to 100μF, with a capacitance tolerance within ±20% and a loss tangent (tanδ) of no more than 0.1 at 120Hz/20°C. Its extremely low equivalent series resistance (ESR) of only 75-100mΩ at 100kHz ensures highly efficient energy transmission and excellent filtering performance.
Wide Operating Temperature Range
This series of products operates stably in extreme temperatures ranging from -55°C to +105°C, making it suitable for a variety of demanding applications. Regarding high-temperature performance, the product can operate continuously at 105°C without exceeding the maximum operating temperature limit, ensuring reliability in high-temperature environments.
Excellent Durability and Stability
The TPD40 series has passed rigorous durability testing. After applying the rated operating voltage for 2000 hours at 85°C, the capacitance change remains within ±20% of the initial value, the loss tangent does not exceed 150% of the initial specification, and the leakage current remains within the initial specification. The product also exhibits excellent resistance to high temperatures and humidity, maintaining stable electrical performance after 500 hours of no-voltage storage at 60°C and 90%-95% RH.
Product Specifications
The TPD40 series offers a variety of voltage and capacity combinations to meet diverse application requirements:
• High-capacity model: 35V/100μF, suitable for applications requiring large capacity
• Medium-voltage version: 50V/47μF and 50V/68μF, balancing capacity and voltage requirements
• High-voltage version: 63V/33μF and 100V/12μF, meeting high-voltage application requirements
Rated Ripple Current Characteristics
The TPD40 series offers excellent ripple current handling capability, with performance varying with temperature and frequency:
• Temperature Coefficient: 1 at -55°C < T≤45°C, decreasing to 0.7 at 45°C < T≤85°C, and 0.25 at 85°C < T≤105°C
• Frequency Correction Factor: 0.1 at 120Hz, 0.45 at 1kHz, 0.5 at 10kHz, and 1 at 100-300kHz
• Rated ripple current: 1900-2310mA RMS at 45°C and 100kHz.
Applications
Communications Equipment
In mobile phones, wireless network equipment, and satellite communication systems, the TPD40 series tantalum capacitors provide efficient filtering and coupling. Their low ESR ensures communication signal quality, their high ripple current capability meets the power requirements of transmitter modules, and their wide temperature range ensures reliable operation in a variety of environmental conditions.
Computers and Consumer Electronics
In computer motherboards, power modules, and display devices, the TPD40 series is used for voltage stabilization and charge storage. Its compact size is suitable for high-density PCB layouts, its high capacitance density provides an ideal solution for space-constrained applications, and its excellent frequency characteristics ensure stable operation of digital circuits.
Industrial Control Systems
In automation equipment and robotic control systems, the TPD40 series performs critical power management and signal processing tasks. Its high reliability meets the long life requirements of industrial equipment, its high-temperature resistance adapts to the harsh conditions of industrial environments, and its stable performance ensures control accuracy.
Medical Devices
TPD40 tantalum capacitors provide reliable power management and signal processing functions in medical imaging equipment, pacemakers, and implantable medical devices. Their stable chemistry ensures biocompatibility, their long life reduces maintenance, and their consistent performance ensures medical device safety.
Technical Advantages
High Capacitance Density
The TPD40 series achieves high capacitance in a small package, significantly improving capacitance density per unit volume compared to traditional electrolytic capacitors, enabling miniaturization and lightweighting of electronic devices.
Excellent Stability
The stable chemistry of tantalum metal gives the TPD40 series excellent long-term stability, minimal capacitance change over time, and an excellent temperature coefficient, making it suitable for applications requiring precise capacitance values.
Low Leakage Current
The product's leakage current is extremely low. After charging for 5 minutes at rated voltage, the leakage current is well below standard requirements, significantly reducing power loss and making it particularly suitable for battery-powered devices.
High Reliability Design
Through rigorous process control and multiple quality inspections, the TPD40 series offers low failure rates and long mean time between failures, meeting the demanding reliability requirements of high-end applications.
Quality Assurance and Environmental Features
The TPD40 series fully complies with the RoHS Directive (2011/65/EU), contains no hazardous substances, and meets environmental requirements. The products have undergone multiple reliability tests, including:
• High-temperature load life test
• High-temperature and high-humidity storage test
• Temperature cycling test
• Surge voltage test (1.15 times the rated voltage)
Application Design Guide
Circuit Design Considerations
When using the TPD40 series tantalum capacitors, please note the following design points:
• It is recommended to use a series resistor to limit the inrush current.
• The operating voltage should not exceed 80% of the rated voltage to improve reliability.
• Appropriate derating should be applied in high-temperature environments.
• Consider heat dissipation requirements during layout.
Soldering Process
The products are suitable for reflow and wave soldering processes. The soldering temperature profile should meet the special requirements for tantalum capacitors, with the peak temperature not exceeding 260°C and the duration controlled within 10 seconds.
Market Competitive Advantages
Compared to traditional electrolytic capacitors, the TPD40 series tantalum capacitors offer significant advantages:
• Smaller size and higher capacitance density
• Lower ESR and improved high-frequency characteristics
• Longer life and higher reliability
• More stable temperature characteristics
Compared to ceramic capacitors, the TPD40 series offers:
• Higher capacitance and higher voltage
• No piezoelectric effect or microphonic effect
• Better DC bias characteristics
Technical Support and Service
YMIN provides comprehensive technical support for the TPD40 series:
• Detailed technical documentation and application notes
• Customized solutions
• Comprehensive quality assurance and after-sales service system
• Fast sample delivery and technical consultation
Conclusion
The TPD40 series conductive tantalum capacitors, with their superior performance and reliability, have become the preferred energy storage component for high-end electronic devices. Their excellent electrical properties, wide operating temperature range, compact design, and long life and reliability make them irreplaceable in applications such as communications, computers, industrial control, and medical equipment.
As electronic devices evolve towards miniaturization and higher performance, the TPD40 series tantalum capacitors will continue to play a vital role. YMIN, through continuous technological innovation and process improvement, is continuously enhancing product performance and quality, providing global customers with superior capacitor solutions and contributing to the advancement of electronic technology.
The TPD40 series not only represents the current state-of-the-art in tantalum capacitor technology but also provides a reliable foundation for the future of electronic devices. Its superior overall performance and technical advantages make it an ideal choice for engineers designing high-performance electronic systems.
| Products Number | Temperature (℃) | Category Temperature (℃) | Rated Voltage (Vdc) | Category Voltage (V) | Capacitance (μF) | Length (mm) | Width (mm) | Height (mm) | ESR [mΩmax] | Life (hrs) | Leakage Current (μA) |
| TPD120M2AD40075RN | -55~105 | 105 | 100 | 100 | 12 | 7.3 | 4.3 | 4 | 75 | 2000 | 120 |
| TPD120M2AD40100RN | -55~105 | 105 | 100 | 100 | 12 | 7.3 | 4.3 | 4 | 100 | 2000 | 120 |
