Overview
The STTH1002CB-TR is a high-efficiency ultrafast diode produced by STMicroelectronics. This dual center tap rectifier is specifically designed for use in switch mode power supplies (SMPS) and high-frequency DC to DC converters. It is available in various packages, including DPAK, D²PAK, TO-220AB, I²PAK, and TO-220FPAB. The device is optimized for low voltage, high frequency applications such as inverters, free-wheeling, and polarity protection.
Key Specifications
| Symbol | Parameter | Value | Unit |
|---|---|---|---|
| VRRM | Repetitive peak reverse voltage | 200 | V |
| IF(RMS) | Forward rms current | 20 A (I2PAK, D2PAK, TO-220AB, TO-220FPAB), 10 A (DPAK) | A |
| IF(AV) | Average forward current | Up to 5 A per diode, up to 10 A per device (depending on case temperature) | A |
| IFSM | Surge non-repetitive forward current | 50 A | A |
| Tj (max) | Maximum operating junction temperature | 175 °C | °C |
| VF (typ) | Forward voltage drop | 0.78 V at IF = 5 A, Tj = 25 °C | V |
| trr (typ) | Reverse recovery time | 20 ns | ns |
| Tstg | Storage temperature range | -65 to +175 °C | °C |
Key Features
- Suited for switch mode power supplies (SMPS) and high frequency DC to DC converters.
- Low losses due to low forward and reverse recovery times.
- Insulated package options, such as TO-220FPAB with an insulating voltage of 2000 VRMS sine.
- High junction temperature capability up to 175 °C.
- Low leakage current.
- ECOPACK®2 compliant for environmental sustainability.
Applications
- Switch mode power supplies (SMPS).
- High frequency DC to DC converters.
- Low voltage, high frequency inverters.
- Free-wheeling applications.
- Polarity protection.
Q & A
- What is the STTH1002CB-TR used for?
The STTH1002CB-TR is used in switch mode power supplies, high frequency DC to DC converters, low voltage high frequency inverters, free-wheeling, and polarity protection applications.
- What are the package options for the STTH1002CB-TR?
The device is available in DPAK, D²PAK, TO-220AB, I²PAK, and TO-220FPAB packages.
- What is the maximum operating junction temperature of the STTH1002CB-TR?
The maximum operating junction temperature is 175 °C.
- What is the typical forward voltage drop of the STTH1002CB-TR?
The typical forward voltage drop is 0.78 V at IF = 5 A and Tj = 25 °C.
- What is the reverse recovery time of the STTH1002CB-TR?
The typical reverse recovery time is 20 ns.
- Is the STTH1002CB-TR environmentally compliant?
- What is the repetitive peak reverse voltage of the STTH1002CB-TR?
The repetitive peak reverse voltage is 200 V.
- What is the surge non-repetitive forward current of the STTH1002CB-TR?
The surge non-repetitive forward current is 50 A.
- What is the storage temperature range for the STTH1002CB-TR?
The storage temperature range is -65 to +175 °C.
- How does the STTH1002CB-TR reduce losses in applications?
The device reduces losses through its low forward and reverse recovery times, minimizing conduction and switching losses.
