The VIPER22ASTR-E IC integrates a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip. This combination ensures efficient power conversion in various applications. Designed for versatility and reliability, typical applications include offline power supplies for battery charger adapters, standby power supplies for TVs or monitors, and auxiliary supplies for motor control.
The internal control circuit of the VIPER22ASTR-E IC offers several benefits. It features a large input voltage range on the VDD pin, accommodating changes in auxiliary supply voltage, which is particularly useful in battery charger adapter configurations. Additionally, it incorporates automatic burst mode in low-load conditions and provides overvoltage protection in HICCUP mode, enhancing system safety and efficiency.
With its robust feature set and high-performance design, the VIPer22A-E is an excellent choice for a wide range of power supply applications.
Features:
- Switching drain source voltage (VDS(sw)): -0.3V to 730V
- Start-up drain source voltage (VDS(st)): -0.3V to 400V
- Continuous drain current (ID): Internally limited
- Supply voltage (VDD): 0V to 50V
- Feedback current (IFB): 3mA
- Fixed 60 kHz switching frequency
- Current mode control
- Auxiliary undervoltage lockout with hysteresis
- High voltage start-up current source
- Overtemperature, overcurrent, and overvoltage protection with auto-restart
- Electrostatic discharge (VESD): Machine model: 200V, Charged device model: 1.5kV
- Junction operating temperature (TJ): Internally limited
- Case operating temperature (TC): -40°C to 150°C
- Storage temperature (Tstg): -55°C to 150°C
Reviews
There are no reviews yet.