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VIPER26

STMicroelectronics
Part Number VIPER26
Manufacturer STMicroelectronics (https://www.st.com/)
Title Fixed frequency VIPer
Description DIP-7 The device is an off-line converter with an 800 V avalanche ruggedness power section, a PWM controller, user defined overcurrent limit, pr...
Features
■ 800 V avalanche rugged power section
■ PWM operation with frequency jittering for low EMI
■ Operating frequency:
  – 60 kHz for L type
  – 115 kHz for H type
■ Standby power < 50 mW at 265 VAC
■ Limiting current with adjustable set point
■ On-board soft-start
■ Safe auto-restart after a fault conditio...

Published Oct 31, 2019
Datasheet PDF File VIPER26 File

VIPER26   VIPER26   VIPER26  




VIPER27

STMicroelectronics
Part Number VIPER27
Manufacturer STMicroelectronics
Title Off-line high voltage converters
Description The device is an off-line converter with an 800 V rugged power section, a PWM control, two levels of over-current protection, overvoltage and over.
Features


■ 800 V avalanche rugged power section PWM operation with frequency jittering for low EMI Operating frequency:
  – 60 kHz for L type
  – 115 kHz for H type Standby power < 50 mW at 265 Vac Limiting current with adjustable set point Adjustable and accurate overvoltage protection On-board soft-start .

Datasheet PDF File VIPER27 File

VIPER27   VIPER27   VIPER27  




VIPER26K

STMicroelectronics
Part Number VIPER26K
Manufacturer STMicroelectronics
Title 1050V high voltage converter
Description The device is a high voltage converter smartly integrating a 1050 V avalanche-rugged power section, with a PWM current mode control. The 1050 V-BV.
Features
 1050 V avalanche-rugged power MOSFET
 allowing ultra-wide VAC input range to be covered
 Embedded HV startup and sense-FET
 Current mode PWM controller
 Drain current limit protection:
 -500 mA (VIPER265K)
 -700 mA (VIPER267K)
 Jittered switching frequency reduces the EMI filter cost: 60 kH.

Datasheet PDF File VIPER26K File

VIPER26K   VIPER26K   VIPER26K  




VIPER25

ST Microelectronics
Part Number VIPER25
Manufacturer ST Microelectronics
Title Off-line high voltage converters
Description VIPER25 is an off-line converter with an 800 V rugged power section, a PWM control, double levels of overcurrent protection, overvoltage and overl.
Features
• 800 V avalanche rugged power section
• Quasi-resonant (QR) control for valley switching operation
• Standby power < 50 mW at 265 Vac
• Limiting current with adjustable set point
• Adjustable and accurate overvoltage protection
• On-board soft-start
• Safe auto-restart after a fault condition
• Hys.

Datasheet PDF File VIPER25 File

VIPER25   VIPER25   VIPER25  




VIPER22AS13TR

STMicroelectronics
Part Number VIPER22AS13TR
Manufacturer STMicroelectronics
Title LOW POWER OFF LINE SMPS PRIMARY SWITCHER
Description The VIPer22A combines a dedicated current mode PWM controller with a high voltage Power BLOCK DIAGRAM MOSFET on the same silicon chip. Typical ap.
Features is well adapted to battery charger adapter configurations.
  – Automatic burst mode in low load condition.
  – Overvoltage protection in hiccup mode. DRAIN ON/OFF REGULATOR 60kHz OSCILLATOR INTERNAL SUPPLY OVERTEMP. DETECTOR R1 S FF PWM LATCH Q R2 R3 R4 VDD 8/14.5V _ BLANKING + OVERVOLTAGE LAT.

Datasheet PDF File VIPER22AS13TR File

VIPER22AS13TR   VIPER22AS13TR   VIPER22AS13TR  






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