Product Overview: VIPER17HD - STMicroelectronics

The VIPER17HD from STMicroelectronics is a high-performance, low-power offline switched-mode power supply (SMPS) primary switcher, renowned for its efficiency and reliability. This robust component is designed for a wide array of applications, including consumer electronics, home appliances, and industrial systems.

Key Features

• High Voltage Capability: The VIPER17HD is capable of withstanding high voltage inputs, making it suitable for fluctuating power supply conditions.
• Energy Efficient: With its built-in high-voltage startup circuit, the device ensures low power consumption during startup and operation, contributing to energy savings.
• Pulse Frequency Modulation (PFM) Operation: The PFM operation at light load conditions leads to very low power consumption, enhancing the efficiency of the overall system.
• Advanced Protection Features: It incorporates several protection mechanisms such as overload protection, overvoltage protection, and thermal shutdown with hysteresis to safeguard the circuitry from damage.
• Extended Temperature Range: The device operates over a wide temperature range, ensuring performance stability in various environmental conditions.

Applications

The VIPER17HD is suitable for a diverse range of applications, including but not limited to:

• Switched-mode power supplies for battery chargers
• Power adapters for consumer products
• Standby power supplies for TVs or monitors
• Auxiliary power supplies for industrial systems

Technical Specifications

The VIPER17HD offers an 800 V avalanche-rugged power section, a PWM operation at 60 kHz with a frequency jittering feature for lower EMI, and a current mode control for improved dynamic response. It is available in a DIP-7 or SO-16N package, providing flexibility for various PCB layouts.

STMicroelectronics' commitment to innovation and quality is embodied in the VIPER17HD, making it a top choice for designers looking to create efficient and reliable power supply solutions. For more detailed information, datasheets, and support, visit the STMicroelectronics website or contact their support team.