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STMICROELECTRONICS VIPER113LSTR High Voltage Converter IC

The VIPER113LSTR is an energy-efficient high voltage converter IC designed for low power switch-mode power supplies (SMPS). It features an 800 V avalanche-rugged MOSFET, integrated HV startup, sense-FET, and embedded PWM current mode control, ideal for flyback, buck, and boost converter applications. The device offers ultra-wide input voltage range from 4.5 V to 30 V, low no-load power consumption under 10 mW, and high EMI reduction with jittered switching frequency. Incorporating protections like overload, short-circuit, overvoltage, thermal shutdown, soft-start, and automatic restart ensures reliable operation in home appliances, industrial, and lighting applications.

Authorized Distributors
Source:DigiKey
Part No:VIPER113LSTR
Stock:50
Inv Date:06-11-2026
Price: Unit price: $1.17
Buy/RFQ:
Part No:VIPER113LSTR
Stock:4251
Inv Date:06-12-2026
Price: Unit price: $1.17
Buy/RFQ:
Part No:VIPER113LSTR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.51
Buy/RFQ:

STMICROELECTRONICS VIPER113LSTR High Voltage Converter IC Specifications:

  • Voltage Range: 4.5 V to 30 V
  • Avalanche-Rugged MOSFET: 800 V breakdown voltage
  • Drain Current Limit: 370 mA (VIPER113LSTR)
  • Switching Frequency: 30, 60, 120 kHz with jitter +7%
  • Power Consumption: <10 mW at no load (230 Vac), <400 mW at 250 mW load
  • Protection Features: Overload, short-circuit, overvoltage, thermal shutdown, soft-start, auto-restart
  • Input Power: Suitable for flyback, buck, boost converters
  • Applications: Low power SMPS for home appliances, lighting, industrial, home automation
  • Package: SSOP10
  • Features: Embedded HV start-up, sense-FET, jittered PWM, pulse-skipping, primary/secondary feedback

Buy the ST Series VIPER Series High Voltage Converter: VIPER113LSTR

Order the ST VIPER113LSTR high voltage converter IC today online and improve your power supply efficiency. With an 800 V avalanche-rugged MOSFET and integrated PWM control, this device is ideal for flyback, buck, and boost topologies. Its wide input range from 4.5 V to 30 V ensures compatibility with various power sources. Low no-load power consumption and built-in protections like overcurrent, overvoltage, thermal shutdown, and auto-restart make it highly reliable for home automation, lighting, and industrial applications. Fast, efficient, and easy to implement, order now to enhance your electronic designs.

Buy ST VIPER113LSTR high voltage converter IC now and experience unmatched reliability and performance in your low-power power supply designs.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS VIPER113LSTR?

You can click on the BUY or RFQ button to purchase VIPER113LSTR from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part VIPER113LSTR?

You can download the VIPER113LSTR datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of VIPER113LSTR?

STMICROELECTRONICS

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