Overview
The STTH512D, produced by STMicroelectronics, is a high-quality, ultrafast recovery diode designed for heavy-duty applications that demand long-term reliability. This diode features low leakage current, regularly reproducible characteristics, and intrinsic ruggedness, making it ideal for industrial power supplies, motor control, and similar mission-critical systems. It is also suitable for auxiliary functions such as snubber, bootstrap, and demagnetization applications. The improved performance in low leakage current and thermal runaway guard band provides a significant competitive advantage.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive peak reverse voltage) | 1200 | V |
| IF(AV) (Average forward current) | 5 | A |
| IFRM (Repetitive peak forward current) | 60 | A |
| IFSM (Surge non-repetitive forward current) | 55 | A |
| Tj (Maximum operating junction temperature) | 175 | °C |
| VF (Forward voltage drop at IF = 5 A) | 2.2 | V |
| trr (Reverse recovery time) | 48-70 ns | ns |
| Tstg (Storage temperature range) | -65 to +175 | °C |
| Package | TO-220AC, TO-220FPAC, DPAK | |
| Insulated voltage | 2000 VRMS sine |
Key Features
- Ultrafast and soft recovery
- Very low conduction and switching losses
- High frequency and/or high pulsed current operation
- High reverse voltage capability
- Operating junction temperature from -55 °C to 175 °C
- High junction temperature
- ECOPACK2 compliant
- Insulated package: TO-220FPAC with 2000 VRMS sine insulated voltage
Applications
- Industrial power supplies
- Motor control
- UPS (Uninterruptible Power Supplies)
- Server power supplies
- SMPS (Switch-Mode Power Supplies)
- Auxiliary functions such as snubber, bootstrap, and demagnetization
Q & A
- What is the maximum reverse voltage of the STTH512D diode?
The maximum reverse voltage (VRRM) of the STTH512D diode is 1200 V.
- What is the average forward current rating of the STTH512D?
The average forward current (IF(AV)) rating of the STTH512D is 5 A.
- What are the operating temperature ranges for the STTH512D?
The STTH512D operates from -55 °C to 175 °C junction temperature.
- What are the typical forward voltage drop and reverse recovery time of the STTH512D?
The typical forward voltage drop (VF) at 5 A is 2.2 V, and the reverse recovery time (trr) is between 48-70 ns.
- Is the STTH512D environmentally friendly?
Yes, the STTH512D is ECOPACK2 compliant, which meets environmental standards.
- What are the common applications of the STTH512D?
The STTH512D is commonly used in industrial power supplies, motor control, UPS, server power supplies, and SMPS, as well as in auxiliary functions like snubber, bootstrap, and demagnetization.
- What packages are available for the STTH512D?
The STTH512D is available in TO-220AC, TO-220FPAC, and DPAK packages.
- What is the insulated voltage rating of the TO-220FPAC package?
The TO-220FPAC package has an insulated voltage rating of 2000 VRMS sine.
- How does the STTH512D handle high-frequency and high-pulsed current operations?
The STTH512D is designed for high-frequency and high-pulsed current operations with very low conduction and switching losses.
- What is the storage temperature range for the STTH512D?
The storage temperature range for the STTH512D is from -65 °C to +175 °C.
