Overview
The VIPER12ADIP-E, produced by STMicroelectronics, is a highly integrated power management IC that combines a dedicated current mode PWM controller with a high voltage Power MOSFET on the same silicon chip. This integration makes it well-suited for 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 offers a range of features that enhance its performance and reliability in diverse power management scenarios.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Package Style | DIP-8 | |
| Mounting Method | Through Hole | |
| Switching Frequency | Fixed | 60 kHz |
| VDD Voltage Range | 9 V to 38 V | |
| Output Current | 0.4 A | |
| Drain-Source Voltage | 730 V | |
| Operating Temperature | -40°C to 150°C | |
| Power Capability (European 195-265 Vac) | 13 W for DIP-8 | |
| Power Capability (European 85-265 Vac) | 8 W for DIP-8 | |
| Overtemperature Protection | 140°C to 170°C with auto-restart | |
| Overcurrent Protection | With auto-restart | |
| Overvoltage Protection | In HICCUP mode with auto-restart |
Key Features
- Fixed 60 kHz Switching Frequency: Ensures consistent and efficient operation.
- Wide VDD Voltage Range (9 V to 38 V): Accommodates changes in auxiliary supply voltage, making it suitable for battery charger adapter configurations.
- Current Mode Control: Provides precise control over the output current.
- Auxiliary Undervoltage Lockout with Hysteresis: Enhances stability and prevents unwanted shutdowns.
- High Voltage Start-up Current Source: Facilitates reliable start-up even at high voltages.
- Overtemperature, Overcurrent, and Overvoltage Protection with Auto-Restart: Ensures robust protection and automatic recovery from fault conditions.
- Automatic Burst Mode in Low Load Condition: Optimizes efficiency during light load conditions.
- Overvoltage Protection in HICCUP Mode: Provides additional protection against voltage spikes.
Applications
- Off-line Power Supplies for Battery Charger Adapters: Ideal for charging batteries efficiently and safely.
- Standby Power Supplies for TVs or Monitors: Suitable for providing power in standby modes of consumer electronics.
- Auxiliary Supplies for Motor Control: Used in motor control systems to provide reliable and efficient power.
Q & A
- What is the VIPER12ADIP-E?
The VIPER12ADIP-E is an integrated power management IC that combines a current mode PWM controller with a high voltage Power MOSFET on the same silicon chip.
- What is the switching frequency of the VIPER12ADIP-E?
The switching frequency is fixed at 60 kHz.
- What is the VDD voltage range of the VIPER12ADIP-E?
The VDD voltage range is from 9 V to 38 V.
- What are the key protection features of the VIPER12ADIP-E?
The device features overtemperature, overcurrent, and overvoltage protection with auto-restart.
- What are the typical applications of the VIPER12ADIP-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.
- What is the output current capability of the VIPER12ADIP-E?
The output current capability is 0.4 A.
- What is the drain-source voltage rating of the VIPER12ADIP-E?
The drain-source voltage rating is 730 V.
- What is the operating temperature range of the VIPER12ADIP-E?
The operating temperature range is from -40°C to 150°C.
- Does the VIPER12ADIP-E support automatic burst mode?
Yes, it supports automatic burst mode in low load conditions.
- What is the power capability of the VIPER12ADIP-E for European mains?
The power capability is 13 W for DIP-8 packages at 195-265 Vac and 8 W at 85-265 Vac.
