Overview
The STTH802D, produced by STMicroelectronics, is an ultrafast recovery diode designed using ST's 200 V planar Pt doping technology. This device is particularly suited for applications in switching mode base drive and transistor circuits. It is available in various packages, including TO-220AC, TO-220FPAC, DPAK, and D²PAK, making it versatile for different design needs.
The STTH802D is intended for use in low voltage, high frequency inverters, freewheeling, and polarity protection circuits. Its advanced technology ensures very low conduction losses, negligible switching losses, and low forward and reverse recovery times, making it an efficient choice for high-performance applications.
Key Specifications
| Symbol | Parameter | Value | Unit |
|---|---|---|---|
| IF(AV) | Average forward current | 8 | A |
| VRRM | Repetitive peak reverse voltage | 200 | V |
| Tj (max.) | Maximum operating junction temperature | 175 | °C |
| VF (typ.) | Forward voltage drop | 0.8 | V |
| trr (typ.) | Reverse recovery time | 17 | ns |
| IFSM | Surge non-repetitive forward current | 100 | A |
| Tstg | Storage temperature range | -65 to +175 | °C |
| Rth(j-c) | Junction to case thermal resistance (TO-220AC, DPAK, D²PAK) | 3.2 | °C/W |
| Rth(j-c) | Junction to case thermal resistance (TO-220FPAC) | 5.5 | °C/W |
Key Features
- Very low conduction losses: Minimizes energy dissipation during operation.
- Negligible switching losses: Reduces losses during switching cycles.
- Low forward and reverse recovery time: Ensures fast switching and minimal delay.
- High junction temperature: Allows operation at elevated temperatures.
- ECOPACK®2 compliant component: Meets environmental standards for packaging.
- Insulated package options: Available in TO-220FPAC with high insulating voltage (2000 VRMS sine).
Applications
- Low voltage, high frequency inverters: Suitable for inverter applications requiring high efficiency and fast switching.
- Freewheeling circuits: Ideal for applications where fast recovery times are crucial.
- Polarity protection circuits: Provides protection against reverse polarity conditions.
- Switching mode base drive and transistor circuits: Optimized for use in switching mode power supplies and transistor drive circuits.
Q & A
- What is the maximum operating junction temperature of the STTH802D?
The maximum operating junction temperature is 175°C.
- What is the repetitive peak reverse voltage (VRRM) of the STTH802D?
The VRRM is 200 V.
- What are the typical forward and reverse recovery times of the STTH802D?
The typical forward recovery time is not specified, but the typical reverse recovery time is 17 ns.
- What are the available package options for the STTH802D?
The device is available in TO-220AC, TO-220FPAC, DPAK, and D²PAK packages.
- Is the STTH802D RoHS compliant?
Yes, the STTH802D is RoHS compliant and meets ECOPACK®2 standards.
- What is the average forward current (IF(AV)) rating of the STTH802D?
The average forward current rating is 8 A.
- What is the surge non-repetitive forward current (IFSM) rating of the STTH802D?
The surge non-repetitive forward current rating is 100 A for a pulse duration of 10 ms.
- What is the storage temperature range for the STTH802D?
The storage temperature range is -65°C to +175°C.
- What are the typical applications of the STTH802D?
Typical applications include low voltage, high frequency inverters, freewheeling circuits, and polarity protection circuits.
- How does the STTH802D minimize energy losses?
The device minimizes energy losses through very low conduction losses and negligible switching losses.
