Overview
The STTH4R02U is an ultrafast recovery diode produced by STMicroelectronics. This device is designed using ST's new 200 V planar Pt doping technology, making it particularly suited for applications in switching mode base drive and transistor circuits. It is available in DPAK, SMB, and SMC packages, catering to various design requirements. The STTH4R02U is known for its high efficiency, low conduction losses, and negligible switching losses, making it an ideal choice for high-frequency and low-voltage inverter applications, as well as for freewheeling and polarity protection.
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 |
| Reverse Recovery Time (trr) | 16-30 | ns |
| Forward Voltage Drop (VF) | 0.76-1.25 | V |
| Storage Temperature Range (Tstg) | -65 to +175 | °C |
Key Features
- Negligible switching losses
- High junction temperature capability up to 175 °C
- Very low conduction losses
- Low forward and reverse recovery times
- ECOPACK®2 compliant for environmental sustainability
- Available in DPAK, SMB, and SMC packages
- Uses ST's new 200 V planar Pt doping technology
Applications
The STTH4R02U is designed for use in various high-frequency and low-voltage applications, including:
- Switching mode base drive and transistor circuits
- Low voltage, high frequency inverters
- Freewheeling diodes
- Polarity protection circuits
Q & A
- What is the maximum repetitive peak reverse voltage of the STTH4R02U?
The maximum repetitive peak reverse voltage (VRRM) is 200 V. - What is the average forward current rating of the STTH4R02U?
The average forward current (IF(AV)) is 4 A. - What are the package options available for the STTH4R02U?
The device is available in DPAK, SMB, and SMC packages. - What is the maximum operating junction temperature of the STTH4R02U?
The maximum operating junction temperature (Tj) is 175 °C. - What is the typical reverse recovery time of the STTH4R02U?
The typical reverse recovery time (trr) is between 16-30 ns. - Is the STTH4R02U environmentally compliant?
Yes, the STTH4R02U is ECOPACK®2 compliant, meeting environmental sustainability standards. - What are the typical applications of the STTH4R02U?
The device is typically used in switching mode base drive and transistor circuits, low voltage high frequency inverters, freewheeling diodes, and polarity protection circuits. - What is the surge non-repetitive forward current rating of the STTH4R02U?
The surge non-repetitive forward current (IFSM) is 70 A. - What is the storage temperature range for the STTH4R02U?
The storage temperature range (Tstg) is from -65 °C to +175 °C. - How does the STTH4R02U reduce switching losses?
The device reduces switching losses due to its low forward and reverse recovery times and negligible switching losses.
