Overview
The STTH1210DY from STMicroelectronics is an ultrafast recovery high-voltage diode designed for demanding applications requiring high reliability and performance. This diode features low leakage current, regularly reproducible characteristics, and intrinsic ruggedness, making it ideal for heavy-duty applications such as industrial power supplies, motor control, and similar mission-critical systems. The device is available in various packages, including TO-220AC, TO-220FPAC, and TO-220Ins, ensuring versatility in different design requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive peak reverse voltage) | 1000 | V |
| IF(RMS) (RMS forward current) | 30 A (TO-220AC / D2PAK / TO-220FPAC), 20 A (TO-220AC Ins) | A |
| IF(AV) (Average forward current) | 12 A (TO-220AC / D2PAK), 12 A (TO-220FPAC at Tc = 40°C), 12 A (TO-220AC Ins at Tc = 95°C) | A |
| IFRM (Repetitive peak forward current) | 120 A (tp = 5 µs, F = 5 kHz square) | A |
| IFSM (Surge non-repetitive forward current) | 80 A (tp = 10 ms Sinusoidal) | A |
| Tstg (Storage temperature range) | -65 to +175 | °C |
| Tj (Maximum operating junction temperature) | 175 | °C |
| VF (Forward voltage drop) | 1.30 V (typical at Tj = 25°C, IF = 12 A) | V |
| trr (Reverse recovery time) | 48 ns (typical at Tj = 25°C, IF = 1 A, dIF/dt = -200 A/µs, VR = 600 V) | ns |
| IRM (Reverse recovery current) | 15 A (typical at Tj = 125°C, IF = 12 A, dIF/dt = -200 A/µs, VR = 600 V) | A |
Key Features
- Ultrafast, soft recovery: Ensures minimal switching losses and high-frequency operation.
- Low conduction and switching losses: Optimized for high-efficiency applications.
- High reverse voltage capability: Up to 1000 V, suitable for high-voltage applications.
- High junction temperature: Maximum operating junction temperature of 175°C.
- Insulated packages: Available in TO-220AC, TO-220FPAC, and TO-220Ins with electrical insulation up to 2500 VRMS.
- Low leakage current: Ensures long-term reliability and prevents thermal runaway.
- ECOPACK® packages: Lead-free second-level interconnect, compliant with JEDEC Standard JESD97.
Applications
- Industrial power supplies: Ideal for rectification and freewheeling in high-power supply systems.
- Motor control: Suitable for motor drive applications requiring high reliability and efficiency.
- Auxiliary functions: Can be used in snubber, bootstrap, and demagnetization circuits.
- Mission-critical systems: Appropriate for any system demanding high reliability and performance.
Q & A
- What is the maximum repetitive peak reverse voltage of the STTH1210DY?
The maximum repetitive peak reverse voltage (VRRM) is 1000 V.
- What are the typical forward voltage drop and reverse recovery time of the STTH1210DY?
The typical forward voltage drop (VF) is 1.30 V at Tj = 25°C and IF = 12 A. The typical reverse recovery time (trr) is 48 ns at Tj = 25°C, IF = 1 A, dIF/dt = -200 A/µs, and VR = 600 V.
- What are the available package types for the STTH1210DY?
The STTH1210DY is available in TO-220AC, TO-220FPAC, and TO-220Ins packages.
- What is the maximum operating junction temperature of the STTH1210DY?
The maximum operating junction temperature (Tj) is 175°C.
- What are some typical applications of the STTH1210DY?
Typical applications include industrial power supplies, motor control, and auxiliary functions such as snubber, bootstrap, and demagnetization circuits.
- Does the STTH1210DY come in lead-free packages?
- What is the RMS forward current rating for the TO-220AC package?
The RMS forward current (IF(RMS)) for the TO-220AC package is 30 A.
- What is the surge non-repetitive forward current rating for the STTH1210DY?
The surge non-repetitive forward current (IFSM) is 80 A for a pulse duration of 10 ms sinusoidal.
- How does the STTH1210DY handle high-frequency operations?
The STTH1210DY is designed for high-frequency and/or high-pulsed current operations due to its ultrafast recovery characteristics.
- What is the storage temperature range for the STTH1210DY?
The storage temperature range (Tstg) is from -65°C to +175°C.
