Overview
The STTH8R04D is an ultrafast recovery diode produced by STMicroelectronics. This device utilizes ST's advanced 400 V planar Pt doping technology, making it highly suitable for applications in switching mode base drive and transistor circuits. It is available in through-the-hole and surface mount packages, including TO-220AC and D²PAK, ensuring versatility in various design requirements. The STTH8R04D is designed to operate at high frequencies and handle high pulsed currents, making it an ideal choice for low voltage, high frequency inverters, freewheeling, and polarity protection circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive Peak Reverse Voltage) | 400 | V |
| IF(AV) (Average Forward Current) | 8 | A |
| IF(RMS) (Forward RMS Current) | 30 (TO-220AC, D²PAK), 20 (TO-220AC Ins) | A |
| IFRM (Repetitive Peak Forward Current) | 165 | A |
| IFSM (Surge Non-Repetitive Forward Current) | 120 | A |
| Tj (Operating Junction Temperature Range) | -40 to +175 | °C |
| VF (Forward Voltage Drop) | 0.9 (typ), 1.5 (max) at 25°C | V |
| trr (Reverse Recovery Time) | 25-50 ns | ns |
| Rth(j-c) (Junction to Case Thermal Resistance) | 2.5 (TO-220AC, D²PAK), 5.5 (TO-220AC Ins) | °C/W |
Key Features
- Very low switching losses
- High frequency and high pulsed current operation
- High junction temperature capability up to 175°C
- Insulated package options with high insulating voltage (2500 VRMS sine for TO-220AC Ins)
- ECOPACK®2 compliant for environmental sustainability
- Low forward voltage drop (typ. 0.9 V at 25°C)
- Fast reverse recovery time (typ. 25-50 ns)
Applications
The STTH8R04D is designed for use in various high-frequency and high-current applications, including:
- Low voltage, high frequency inverters
- Freewheeling diodes
- Polarity protection circuits
- Switching mode base drive and transistor circuits
Q & A
- What is the maximum repetitive peak reverse voltage of the STTH8R04D?
The maximum repetitive peak reverse voltage is 400 V. - What is the average forward current rating of the STTH8R04D?
The average forward current rating is 8 A for TO-220AC and D²PAK packages, and 8 A for TO-220AC Ins with TC = 115°C. - What is the typical forward voltage drop of the STTH8R04D?
The typical forward voltage drop is 0.9 V at 25°C. - What is the reverse recovery time of the STTH8R04D?
The reverse recovery time is typically between 25-50 ns. - What are the package options available for the STTH8R04D?
The device is available in TO-220AC, TO-220AC Ins, and D²PAK packages. - Is the STTH8R04D environmentally compliant?
Yes, the STTH8R04D is ECOPACK®2 compliant, ensuring environmental sustainability. - What is the maximum junction temperature for the STTH8R04D?
The maximum junction temperature is 175°C. - What is the surge non-repetitive forward current rating of the STTH8R04D?
The surge non-repetitive forward current rating is 120 A. - What are the typical applications of the STTH8R04D?
The typical applications include low voltage, high frequency inverters, freewheeling diodes, polarity protection circuits, and switching mode base drive and transistor circuits. - What is the thermal resistance from junction to case for the TO-220AC Ins package?
The thermal resistance from junction to case for the TO-220AC Ins package is 5.5 °C/W.
