Overview
The STTH4R02SY, produced by STMicroelectronics, is an ultrafast recovery diode designed for high-performance applications. This device utilizes ST's advanced 200 V planar Pt doping technology, making it ideal for switching mode base drive and transistor circuits. Available in SMB, SMC, and DPAK packages, it is particularly suited for use in low voltage, high frequency inverters, freewheeling, and polarity protection, especially in automotive environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| IF(AV) - Average Forward Current | 4 | A |
| VRRM - Repetitive Peak Reverse Voltage | 200 | V |
| Tj (max) - Maximum Operating Junction Temperature | 175 | °C |
| VF (typ) - Forward Voltage Drop | 0.76 | V |
| trr (typ) - Reverse Recovery Time | 16 | ns |
| IF(RMS) - Forward RMS Current | 10 | A |
| IFSM - Surge Non-Repetitive Forward Current | 70 | A |
| Tstg - Storage Temperature Range | -65 to +175 | °C |
| Rth(j-c) - Junction to Case Thermal Resistance (DPAK) | 3.5 | °C/W |
| Rth(j-l) - Junction to Lead Thermal Resistance (SMB, SMC) | 20 | °C/W |
Key Features
- Negligible switching losses
- Very low conduction losses
- Low forward and reverse recovery times
- High junction temperature capability up to 175 °C
- ECOPACK®2 compliant for environmental compliance
- PPAP capable and AEC-Q101 qualified for automotive applications
Applications
The STTH4R02SY is intended for use in various high-frequency applications, including:
- Low voltage, high frequency inverters
- Freewheeling diodes
- Polarity protection circuits
- Automotive systems requiring high reliability and performance
Q & A
- What is the maximum operating junction temperature of the STTH4R02SY? The maximum operating junction temperature is 175 °C.
- What are the typical forward and reverse recovery times of the STTH4R02SY? The typical forward recovery time is not explicitly stated, but the typical reverse recovery time is 16 ns.
- What is the repetitive peak reverse voltage (VRRM) of the STTH4R02SY? The VRRM is 200 V.
- What are the package options available for the STTH4R02SY? The device is available in DPAK, SMB, and SMC packages.
- What is the average forward current (IF(AV)) rating for the STTH4R02SY in DPAK package? The IF(AV) is 4 A for the DPAK package.
- Is the STTH4R02SY suitable for automotive applications? Yes, it is PPAP capable and AEC-Q101 qualified, making it suitable for automotive applications.
- What is the storage temperature range for the STTH4R02SY? The storage temperature range is -65 to +175 °C.
- How does the STTH4R02SY minimize conduction and switching losses? It uses advanced 200 V planar Pt doping technology, which results in very low conduction losses and negligible switching losses.
- What is the thermal resistance from junction to case for the DPAK package? The thermal resistance from junction to case for the DPAK package is 3.5 °C/W.
- What is the surge non-repetitive forward current (IFSM) rating for the STTH4R02SY? The IFSM is 70 A for a 10 ms sinusoidal pulse.
