Overview
The STTH812DI is a high-performance, ultrafast recovery rectifier diode produced by STMicroelectronics. This diode is designed to offer low leakage current, regularly reproducible characteristics, and intrinsic ruggedness, making it ideal for heavy-duty applications that demand long-term reliability. The STTH812DI is available in the TO-220Ins package, which provides electrical insulation and is suitable for high-frequency and high-pulsed current operations.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 1200 | V |
| Average Forward Current (IF(AV)) | 8 | A |
| RMS Forward Current (IF(RMS)) | 20 | A |
| Repetitive Peak Forward Current (IFRM) | 100 | A |
| Surge Non-Repetitive Forward Current (IFSM) | 80 | A |
| Maximum Operating Junction Temperature (Tj) | 175 | °C |
| Forward Voltage Drop (VF) | 1.25 | V |
| Reverse Recovery Time (trr) | 50 | ns |
| Junction to Case Thermal Resistance (Rth(j-c)) | 3.1 | °C/W |
| Storage Temperature Range (Tstg) | -65 to +175 | °C |
Key Features
- Ultrafast, soft recovery characteristics
- Very low conduction and switching losses
- High frequency and/or high pulsed current operation capability
- High reverse voltage capability (1200 V)
- High junction temperature (175°C)
- Insulated packages (TO-220Ins) with electrical insulation up to 2500 VRMS
- Low leakage current and improved thermal runaway guard band
Applications
The STTH812DI is suitable for a variety of demanding applications, including:
- Industrial power supplies
- Motor control systems
- Rectification and freewheeling in mission-critical systems
- Auxiliary functions such as snubber, bootstrap, and demagnetization applications
Q & A
- What is the maximum repetitive peak reverse voltage of the STTH812DI?
1200 V
- What is the average forward current rating of the STTH812DI in the TO-220Ins package?
8 A
- What is the typical forward voltage drop of the STTH812DI?
1.25 V
- What is the reverse recovery time of the STTH812DI?
50 ns
- What is the maximum operating junction temperature of the STTH812DI?
175°C
- What type of package does the STTH812DI come in?
TO-220Ins
- What is the electrical insulation rating of the TO-220Ins package?
2500 VRMS
- What are some typical applications of the STTH812DI?
Industrial power supplies, motor control systems, rectification and freewheeling in mission-critical systems, and auxiliary functions such as snubber, bootstrap, and demagnetization applications.
- What is the surge non-repetitive forward current rating of the STTH812DI?
80 A
- What is the junction to case thermal resistance of the STTH812DI in the TO-220Ins package?
3.1 °C/W
