VIPER17HN

VIPER17HN is an integrated circuit (IC) designed for power conversion applications. It is a part of the VIPerPlus series by STMicroelectronics, which combines a high-voltage Power MOSFET with a control chip. The device is primarily used in off-line power converters, particularly in flyback topologies.
The key features of VIPER17HN include high-efficiency power conversion, comprehensive protection mechanisms, and minimal external components requirement, making it suitable for compact and cost-effective power supply designs. It operates with a wide range input voltage and offers features such as over-temperature, over-voltage, and overload protection, which enhance the reliability of the power supply.
The device supports both isolated and non-isolated configurations and is commonly used in applications like consumer electronics, home appliances, and industrial devices. Its built-in high-voltage start-up and current mode PWM controller streamline the design process, reducing complexity and design time.

The VIPER17HN is a high-performance offline converter from STMicroelectronics, designed for use in flyback, buck, and buck-boost converter topologies. Key features include:
1. Integrated Power MOSFET: The device includes a 800 V avalanche-rugged power MOSFET, which simplifies design and reduces component count.
2. Advanced PWM Controller: It offers a PWM (Pulse Width Modulation) controller with multiple modes of operation to optimize performance, including frequency jittering for EMI reduction.
3. Energy Efficiency: The device supports high efficiency across load ranges, thanks to its low standby power consumption and improved light-load efficiency.
4. Protection Features: VIPER17HN includes several built-in protection mechanisms such as overload protection, short-circuit protection, and thermal shutdown.
5. Startup Current Source: An integrated high-voltage startup current source reduces the need for external components, facilitating a simpler design.
6. Applications: It is suitable for a wide range of applications, including power supplies, battery chargers, and auxiliary supplies in appliances and industrial systems.
Overall, the VIPER17HN is a versatile and efficient solution for designing compact and reliable power converters.

The VIPER17HN is a part of STMicroelectronics' VIPerPlus series and typically comes in a DIP-7 or SO-8 package. These packages are designed for easy integration into power management applications and offer a compact form factor suitable for various electronic circuits.

The VIPER17HN is a high-voltage converter from STMicroelectronics designed for off-line power supply applications. It typically comes in an 8-pin package. Here is a brief overview of its pin functions:
1. VDD: Power supply pin for the internal circuitry.
2. GND: Ground pin.
3. FB (Feedback): Used for output voltage regulation by connecting to an optocoupler for feedback from the secondary side.
4. COMP (Compensation): Connects to an external compensation network to stabilize the control loop.
5. DRAIN: This pin is connected to the internal high-voltage power MOSFET drain, typically connected to the input DC voltage.
6. SOURCE: Source pin of the internal MOSFET and the return path for the primary circuit.
7. NC (Not Connected): No internal connection, often used for spacing or mechanical support.
8. NC (Not Connected): Another pin with no internal connection for similar purposes.
The VIPER17HN integrates a PWM controller and a power MOSFET, facilitating efficient power conversion in small form-factor applications like chargers, adapters, and standby power supplies.

The VIPER17HN is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of products, including integrated circuits and discrete devices. These products are used in a variety of applications across different industries, such as automotive, industrial, personal electronics, and communications. As a leading player in the semiconductor industry, STMicroelectronics focuses on innovation and advanced technologies to meet the needs of its customers and the evolving market.

The VIPER17HN is a high-voltage converter intended for power supply applications. It is commonly used in scenarios requiring efficient power conversion and voltage regulation. Typical application areas include:
1. Switching Power Supplies: Used in chargers, adapters, and open frame SMPS.
2. Home Appliances: For powering microcontrollers, sensors, and displays in appliances.
3. Industrial Electronics: Provides power management in control systems and automation equipment.
4. LED Drivers: Used in LED lighting systems for efficient power conversion.
Its built-in HV startup, current mode PWM control, and overvoltage protection make it suitable for compact and energy-efficient designs.

The VIPER17HN is a high-voltage converter from STMicroelectronics. Equivalent products from other manufacturers include the LNK306PN from Power Integrations, the NCP1014 from ON Semiconductor, and the TNY177PN from TinySwitch (Power Integrations). These chips offer similar functionalities for power conversion in flyback applications. Always verify the specifications and pin compatibility when selecting an equivalent.