VIPER28HD
- Mfr.Part #
- VIPER28HD
- Manufacturer
- STMicroelectronics
- Package / Case
- 16-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 16SO
- Stock
- 7,329
- In Stock :
- 7,329
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- Manufacturer :
- STMicroelectronics
- Product Category :
- AC DC Converters, Offline Switches
- Frequency - Switching :
- 115kHz
- Mounting Type :
- Surface Mount
- Internal Switch(s) :
- yes
- Series :
- VIPer™ plus
- JESD-609 Code :
- e4
- Nominal Supply Current :
- 2.5mA
- Lifecycle Status :
- ACTIVE (Last Updated: 6 months ago)
- Terminal Form :
- Gull wing
- Topology :
- Flyback
- Input Voltage (Max) :
- 23.5V
- Voltage - Start Up :
- 14V
- Switcher Configuration :
- Single
- Length :
- 10mm
- Output Isolation :
- Isolated
- Number of Terminations :
- 16
- Mount :
- Surface Mount
- Pin Count :
- 16
- Number of Outputs :
- 1
- Output Current :
- 1.2A
- Input Voltage (Min) :
- 8.5V
- Control Mode :
- CURRENT-MODE
- Peak Reflow Temperature (Cel) :
- 260
- Package / Case :
- 16-SOIC (0.154, 3.90mm Width)
- Fault Protection :
- Current Limiting, Over Temperature, Over Voltage, Short Circuit
- RoHS Status :
- ROHS3 Compliant
- Output Voltage :
- 800V
- ECCN Code :
- EAR99
- Radiation Hardening :
- No
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Operating Temperature :
- -40°C~150°C TJ
- Number of Pins :
- 16
- Factory Lead Time :
- 12 Weeks
- Terminal Position :
- Dual
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Max Duty Cycle :
- 80 %
- Max Power Dissipation :
- 16W
- Output Power :
- 20W
- Width :
- 3.9mm
- Control Technique :
- PULSE WIDTH MODULATION
- Input Voltage-Nom :
- 14V
- Power (Watts) :
- 16W
- Number of Functions :
- 1
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Packaging :
- Tube
- Voltage - Supply (Vcc/Vdd) :
- 8.5V~23.5V
- Base Part Number :
- VIPER28
- Datasheets
- VIPER28HD

AC DC Converters, Offline Switches STMicroelectronics VIPER28HD Overview
The STMicroelectronics VIPER28HD is a highly efficient, integrated circuit designed specifically for offline switching and flyback applications. This component is crafted to enhance the reliability and performance of power supply units by facilitating smooth and efficient conversion of AC to DC power. The VIPER28HD integrates a robust power MOSFET with innovative PWM technology, making it an indispensable tool for developers looking to optimize their power solutions. Ideal for applications demanding compact size and reduced component count, the VIPER28HD also stands out for its ability to operate under a wide range of input voltages, which significantly boosts its versatility in various electronic products.
VIPER28HD Features
The VIPER28HD from STMicroelectronics includes several key features that make it a standout choice for high-performance power supply designs. These features include a built-in error amplifier, an oscillation circuit, and a power limitation function, which collectively contribute to its high efficiency and reliability. Additionally, its capability to handle a wide input voltage range enhances its adaptability across different power conditions and minimizes energy waste, making it a cost-effective and environmentally friendly option.
VIPER28HD Applications
- Consumer Electronics: Used in televisions, gaming consoles, and home appliances, the VIPER28HD ensures stable and reliable power supply, enhancing device safety and longevity.
- Industrial Equipment: Integrates into control systems and industrial machinery to provide efficient power conversion, which is crucial for maintaining operational reliability and performance in harsh environments.
- Smart Home Devices: Powers various smart home technologies, from smart lighting to thermostats, ensuring energy efficiency and reducing overall power consumption.
- Power Adapters: Essential in the design of compact and efficient adapters for mobile devices, offering enhanced energy savings and higher power quality.
- LED Lighting: Drives LED solutions by providing constant and stable power output, crucial for maintaining the efficiency and lifespan of lighting systems.
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