STMicroelectronics VIPER12ASTR Product Overview

The VIPER12ASTR is a high-performance, low-power offline switched-mode power supply (SMPS) primary switcher from STMicroelectronics, a leader in semiconductor solutions. This integrated circuit is designed to deliver a compact and efficient power conversion solution for a wide range of applications, including adapters, chargers, and standby power supplies. Its robust design makes it a preferred choice for manufacturers looking to enhance the reliability and efficiency of their power supply designs.

Key Features of VIPER12ASTR

• Energy Efficient: The VIPER12ASTR incorporates an 800V avalanche-rugged power section, pulse-width modulation (PWM) operation at 60 kHz, and a quiescent current of less than 5 mA, ensuring efficient power management and reduced energy consumption.
• Low Standby Power: It is optimized for low standby power consumption, making it ideal for applications that require compliance with energy-saving regulations.
• Integrated Protections: The device includes multiple protection features such as thermal shutdown, overvoltage, and overload protection, which contribute to the safety and longevity of the power supply.
• Minimal External Components: Thanks to its integrated high-voltage startup and sense-FET, the VIPER12ASTR requires fewer external components, resulting in a simplified design and reduced bill of materials.
• Flexibility: It offers designers the flexibility to tailor their applications, with adjustable output voltage and current limiting.

Applications

The VIPER12ASTR is versatile and can be used in a variety of applications, including:

• Switched Mode Power Supplies (SMPS)
• Power Adapters for Consumer Electronics
• Standby and Auxiliary Supplies
• Under-Voltage Lockout (UVLO) Applications

Quality and Reliability

As with all STMicroelectronics products, the VIPER12ASTR is manufactured to the highest quality standards. Its robust design ensures reliable operation even under challenging conditions, making it a trustworthy choice for critical applications. Additionally, the device is available in a variety of package options, providing added flexibility for different PCB layouts and assembly processes.

In conclusion, the VIPER12ASTR from STMicroelectronics is a highly efficient, reliable, and versatile solution for power supply designs, offering a combination of performance, protection features, and energy savings that make it an excellent choice for a wide range of electronic applications.