Overview
The STTH1512G is a 1200 V ultrafast recovery diode produced by STMicroelectronics. This device is designed with high quality to ensure low leakage current, reproducible characteristics, and intrinsic ruggedness. It is ideal for heavy-duty applications that require long-term reliability, such as industrial power supplies, motor control, and other mission-critical systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VRRM (Repetitive Peak Reverse Voltage) | 1200 | V |
| IF(AV) (Average Forward Current, δ = 0.5) | 15 | A |
| IF(RMS) (Forward RMS Current) | 50 | A |
| IFRM (Repetitive Peak Forward Current) | 200 | A |
| IFSM (Surge Non-Repetitive Forward Current) | 200 | A |
| Tj (Maximum Operating Junction Temperature) | 175 | °C |
| VF (Typical Forward Voltage Drop at 25°C) | 1.20 | V |
| trr (Typical Reverse Recovery Time at 25°C) | 53 ns | ns |
| Rth(j-c) (Junction to Case Thermal Resistance) | 1.3 °C/W (D2PAK) | °C/W |
Key Features
- Ultrafast, soft recovery characteristics
- Very low conduction and switching losses
- High frequency and/or high pulsed current operation capability
- High reverse voltage capability
- High junction temperature tolerance
- Insulated package with electrical insulation up to 2500 V rms and low capacitance of 12 pF
- Low leakage current and improved thermal runaway guard band
Applications
- 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 maximum repetitive peak reverse voltage of the STTH1512G?
The maximum repetitive peak reverse voltage (VRRM) is 1200 V.
- What is the average forward current rating for the STTH1512G?
The average forward current (IF(AV)) is 15 A at δ = 0.5.
- What is the typical forward voltage drop at 25°C for the STTH1512G?
The typical forward voltage drop (VF) at 25°C is 1.20 V.
- What is the reverse recovery time of the STTH1512G?
The typical reverse recovery time (trr) at 25°C is 53 ns.
- What are the common applications of the STTH1512G?
Common applications include industrial power supplies, motor control systems, and auxiliary functions like snubber, bootstrap, and demagnetization.
- What is the maximum operating junction temperature for the STTH1512G?
The maximum operating junction temperature (Tj) is 175°C.
- What is the thermal resistance from junction to case for the D2PAK package?
The thermal resistance from junction to case (Rth(j-c)) for the D2PAK package is 1.3 °C/W.
- Does the STTH1512G have any special packaging features?
Yes, it has an insulated package with electrical insulation up to 2500 V rms and low capacitance of 12 pF.
- What are the benefits of the low leakage current in the STTH1512G?
The low leakage current improves the thermal runaway guard band, providing an immediate competitive advantage.
- Is the STTH1512G available in different package types?
Yes, it is available in TO-220AC, DO-247, DOP3I, and D2PAK packages.
