Overview
The STTH4R02S, produced by STMicroelectronics, is an ultrafast recovery diode designed using ST's 200 V planar Pt doping technology. This device is particularly suited for switching mode base drive and transistor circuits. It is available in DPAK, SMB, and SMC packages, making it versatile for various applications. The STTH4R02S is intended for use in low voltage, high frequency inverters, freewheeling, and polarity protection circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 200 | V |
| Average Forward Current (IF(AV)) | 4 | A |
| Forward RMS Current (IF(RMS)) | 10 (DPAK), 7 (SMB/SMC) | A |
| Surge Non-Repetitive Forward Current (IFSM) | 70 | A |
| Maximum Operating Junction Temperature (Tj) | 175 | °C |
| Forward Voltage Drop (VF) | 0.76 (typ), 1.25 (max) | V |
| Reverse Recovery Time (trr) | 16 ns (typ) | ns |
| Reverse Recovery Current (IRM) | 4.4 (typ), 5.5 (max) | A |
| Junction to Case Thermal Resistance (Rth(j-c)) | 3.5 °C/W (DPAK) | °C/W |
Key Features
- Negligible switching losses
- High junction temperature
- Very low conduction losses
- Low forward and reverse recovery times
- ECOPACK®2 compliant component for environmental compliance
Applications
The STTH4R02S is recommended for use in:
- Low voltage, high frequency inverters
- Freewheeling circuits
- Polarity protection circuits
- Industrial applications requiring high efficiency and low losses
Q & A
- What is the repetitive peak reverse voltage of the STTH4R02S?
The repetitive peak reverse voltage (VRRM) is 200 V. - What is the average forward current rating of the STTH4R02S in DPAK package?
The average forward current (IF(AV)) is 4 A. - What is the maximum operating junction temperature of the STTH4R02S?
The maximum operating junction temperature (Tj) is 175 °C. - What are the typical forward and reverse recovery times of the STTH4R02S?
The typical forward recovery time is not specified, but the typical reverse recovery time (trr) is 16 ns. - Is the STTH4R02S ECOPACK® compliant?
Yes, the STTH4R02S is ECOPACK®2 compliant. - What are the available packages for the STTH4R02S?
The STTH4R02S is available in DPAK, SMB, and SMC packages. - What is the surge non-repetitive forward current rating of the STTH4R02S?
The surge non-repetitive forward current (IFSM) is 70 A. - What is the typical forward voltage drop of the STTH4R02S?
The typical forward voltage drop (VF) is 0.76 V. - What is the junction to case thermal resistance of the STTH4R02S in DPAK package?
The junction to case thermal resistance (Rth(j-c)) is 3.5 °C/W. - In which types of circuits is the STTH4R02S commonly used?
The STTH4R02S is commonly used in low voltage, high frequency inverters, freewheeling circuits, and polarity protection circuits.
