Overview
The VIPER53SP-E from STMicroelectronics is a highly integrated power management solution, combining an enhanced current mode PWM controller with a high voltage MDMesh Power MOSFET in the same package. This device is designed for offline power supplies, offering a range of benefits including efficient standby mode, overtemperature protection, and robust overload and short-circuit control. It is suitable for applications requiring up to 30W in wide range input voltage or 50W in single European voltage range, and up to 65W in wide range input voltage or 40W in single European voltage range for the PowerSO-10 package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | VIPER53SP-E | - |
| Package Type | PowerSO-10 | - |
| Pin Count | 10 | - |
| Input Voltage Range | 0 to 19 V | V |
| Maximum Input Voltage | 19 V | V |
| Maximum Output Voltage | 620 V | V |
| Maximum Output Current | 150 μA | A |
| Current Limit | 2.3 A | A |
| Drain Current (nom) | 2 A | A |
| R DS(on) (max) | 1 Ω | Ω |
| Transistor Breakdown Voltage (min) | 620 V | V |
| Operating Temperature Range | -25 to +125 °C | °C |
| Switching Frequency (max) | 300 kHz | kHz |
Key Features
- High voltage start-up current source
- Undervoltage lockout with Hysteresis
- Overload and short-circuit control
- Switching frequency up to 300kHz
- Current mode control with adjustable limitation
- Soft start and shut-down control
- Automatic burst mode in standby condition (“Blue Angel“ compliant)
- Overtemperature protection
Applications
The VIPER53SP-E is typically used in offline power supplies, particularly in applications requiring efficient and reliable power conversion. These include:
- Industrial power supplies
- Consumer electronics requiring high efficiency and low standby power consumption
- Medical devices needing robust and reliable power management
- Automotive and aerospace applications where high voltage and current control are critical
Q & A
- What is the VIPER53SP-E?
The VIPER53SP-E is an integrated power management IC combining a PWM controller and a high voltage MDMesh Power MOSFET, designed for offline power supplies. - What are the key packages available for the VIPER53-E series?
The VIPER53-E series is available in DIP-8 and PowerSO-10 packages. - What is the maximum output power capability of the VIPER53SP-E?
The VIPER53SP-E can handle up to 30W in wide range input voltage or 50W in single European voltage range, and up to 65W in wide range input voltage or 40W in single European voltage range for the PowerSO-10 package. - What is the switching frequency range of the VIPER53SP-E?
The switching frequency can go up to 300kHz. - Does the VIPER53SP-E have overtemperature protection?
Yes, it includes overtemperature protection. - Is the VIPER53SP-E compliant with any specific standards for standby power consumption?
Yes, it is compliant with the “Blue Angel” standard, ensuring low standby power consumption. - What is the typical operating temperature range for the VIPER53SP-E?
The operating temperature range is from -25°C to +125°C. - How does the VIPER53SP-E manage overload and short-circuit conditions?
The device controls overload and short-circuit events through feedback monitoring and delayed device reset. - Does the VIPER53SP-E support soft start and shut-down control?
Yes, it includes soft start and shut-down control features. - What is the drain current rating for the VIPER53SP-E?
The nominal drain current is 2 A.
