Overview
The VIPER22ADIP-E is a fixed frequency off-line converter produced by STMicroelectronics. This component integrates a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip. It is designed for use in various off-line power supply applications, including battery charger adapters, standby power supplies for TVs or monitors, and auxiliary supplies for motor control. The device features a wide input voltage range and several protection mechanisms, making it versatile and reliable for different power management needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage AC Min | 195 | VAC |
| Input Voltage AC Max | 265 | VAC |
| AC / DC Converter Case Style | DIP | |
| No. of Pins | 8 | |
| Power Rating | 20 | W |
| Isolation | Isolated | |
| Power Switch Voltage Rating | 730 | V |
| Power Switch Current Rating | 700 | mA |
| Switching Frequency | 60 | kHz |
| IC Mounting | Through Hole | |
| Operating Temperature Min | -40 | °C |
| Operating Temperature Max | 150 | °C |
Key Features
- Fixed 60 kHz switching frequency
- 9 V to 38 V wide range VDD voltage
- Current mode control
- Auxiliary undervoltage lockout with hysteresis
- High voltage start-up current source
- Overtemperature, overcurrent, and overvoltage protection with auto-restart
- Automatic burst mode in low load condition
- Overvoltage protection in HICCUP mode
Applications
- Power Management
- Consumer Electronics
- Standby power supplies for TVs or monitors
- Auxiliary supplies for motor control
- Battery charger adapters
Q & A
- What is the VIPER22ADIP-E?
The VIPER22ADIP-E is a fixed frequency off-line converter that combines a dedicated current mode PWM controller with a high voltage power MOSFET on the same silicon chip.
- What is the input voltage range of the VIPER22ADIP-E?
The input voltage range is from 195 VAC to 265 VAC.
- What is the switching frequency of the VIPER22ADIP-E?
The switching frequency is fixed at 60 kHz.
- What are the key protection features of the VIPER22ADIP-E?
The device features overtemperature, overcurrent, and overvoltage protection with auto-restart, as well as overvoltage protection in HICCUP mode.
- What is the operating temperature range of the VIPER22ADIP-E?
The operating temperature range is from -40°C to 150°C.
- What type of mounting does the VIPER22ADIP-E use?
The device uses through-hole mounting.
- What is the power rating of the VIPER22ADIP-E?
The power rating is 20 W.
- Is the VIPER22ADIP-E RoHS compliant?
Yes, the VIPER22ADIP-E is RoHS compliant.
- What are typical applications for the VIPER22ADIP-E?
Typical applications include off-line power supplies for battery charger adapters, standby power supplies for TVs or monitors, and auxiliary supplies for motor control.
- Does the VIPER22ADIP-E have automatic burst mode?
Yes, the device features automatic burst mode in low load conditions.
