Overview
The STTH1512W is a 1200 V ultrafast recovery diode produced by STMicroelectronics. This diode is designed with high quality to ensure low leakage current, regularly reproducible characteristics, and intrinsic ruggedness. It is ideal for heavy-duty applications that demand long-term reliability, such as industrial power supplies, motor control, and similar mission-critical systems requiring rectification and freewheeling.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive peak reverse voltage) | 1200 | V |
| IF(AV) (Average forward current, δ = 0.5) | 15 | A |
| IFRM (Repetitive peak forward current) | 200 | A |
| IFSM (Surge non-repetitive forward current) | 200 | A |
| Tj (Maximum operating junction temperature) | 175 | °C |
| VF (Forward voltage drop, typical at 25°C) | 1.20 | V |
| trr (Reverse recovery time, typical at 25°C) | 53 | ns |
| Rth(j-c) (Junction to case thermal resistance) | 1.3 | °C/W |
Key Features
- Ultrafast, soft recovery
- Very low conduction and switching losses
- High frequency and/or high pulsed current operation
- High reverse voltage capability
- High junction temperature
- Insulated package: DOP3I with electrical insulation = 2500 V rms and capacitance = 12 pF
Applications
The STTH1512W is suitable for various 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 repetitive peak reverse voltage of the STTH1512W?
The repetitive peak reverse voltage (VRRM) is 1200 V. - What is the average forward current rating of the STTH1512W?
The average forward current (IF(AV)) is 15 A. - What is the maximum operating junction temperature of the STTH1512W?
The maximum operating junction temperature (Tj) is 175 °C. - What is the typical forward voltage drop of the STTH1512W at 25°C?
The typical forward voltage drop (VF) at 25°C is 1.20 V. - What is the reverse recovery time of the STTH1512W at 25°C?
The reverse recovery time (trr) at 25°C is typically 53 ns. - What are the package options for the STTH1512W?
The STTH1512W is available in the DO-247 package. - What is the junction to case thermal resistance of the STTH1512W?
The junction to case thermal resistance (Rth(j-c)) is 1.3 °C/W. - Is the STTH1512W suitable for high-frequency applications?
Yes, the STTH1512W is designed for high-frequency and/or high pulsed current operation. - What are some typical applications of the STTH1512W?
Typical applications include industrial power supplies, motor control systems, and auxiliary functions like snubber, bootstrap, and demagnetization. - Does the STTH1512W have any special insulation features?
Yes, the DOP3I package of the STTH1512W has electrical insulation of 2500 V rms and a capacitance of 12 pF.
