Overview
The STGAP1AS is a galvanically isolated single gate driver designed for N-channel MOSFETs and IGBTs, developed by STMicroelectronics. This device is characterized by its advanced protection, configuration, and diagnostic features, making it highly suitable for high power inverter applications. The architecture of the STGAP1AS ensures true galvanic isolation between the control and low voltage interface circuitry, enhancing reliability and safety. With a driver current capability of 5 A sink/source current at 25 °C and an overall input/output propagation delay of 100 ns, it provides high PWM control accuracy. The device is also qualified for automotive applications according to AEC-Q100 standards and is UL 1577 recognized.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Driver Current Capability | 5 A sink/source current | At 25 °C |
| High Voltage Rail | Up to 1500 V | |
| dV/dt Transient Immunity | ± 50 V/ns | In full temperature range |
| Input/Output Propagation Delay | 100 ns | |
| Operating Temperature Range | -40 to 125 °C | |
| Voltage Supply Range | 4.5 to 36 VDC | |
| Package Type | SO24W |
Key Features
- Qualified for automotive applications according to AEC-Q100
- High voltage rail up to 1500 V
- Separate sink and source outputs for easy gate driving configuration
- Negative gate drive ability
- Active Miller clamp and desaturation detection
- SENSE input for overcurrent detection
- VCE active clamping and output 2-level turn-off
- Diagnostic status output and UVLO/OVLO functions
- Programmable input deglitch filter and asynchronous stop command
- Programmable deadtime with violation error
- SPI interface for parameters programming
- Temperature warning and shutdown protection
- Self-diagnostic routines for protection features and full effective fault protection
- UL 1577 recognized
Applications
- 600/1200 V inverters
- Inverters for Electric and Hybrid Electric Vehicles (EV/HEV)
- EV charging stations
- Industrial drives
- UPS equipment
- DC/DC converters
- Solar inverters
Q & A
- What is the STGAP1AS used for?
The STGAP1AS is a galvanically isolated single gate driver for N-channel MOSFETs and IGBTs, used in high power inverter applications such as motor drivers in hybrid and electric vehicles, industrial drives, and more.
- What are the key protection features of the STGAP1AS?
The device includes protection features such as the Miller clamp, desaturation detection, VCE active clamping, output 2-level turn-off, UVLO and OVLO functions, and full effective fault protection.
- What is the maximum driver current capability of the STGAP1AS?
The STGAP1AS has a driver current capability of 5 A sink/source current at 25 °C.
- What is the input/output propagation delay of the STGAP1AS?
The input/output propagation delay is 100 ns.
- Does the STGAP1AS support SPI interface?
- What are the operating temperature and voltage supply ranges for the STGAP1AS?
The operating temperature range is -40 to 125 °C, and the voltage supply range is 4.5 to 36 VDC.
- Is the STGAP1AS qualified for automotive applications?
- What package type is the STGAP1AS available in?
The STGAP1AS is available in the SO24W package type.
- Does the STGAP1AS have diagnostic status outputs?
- What are some common applications of the STGAP1AS?
