VIPER37HE vs VIPER35HE

Product Attributes

Part Number VIPER37HE VIPER35HE
Manufacturer STMicroelectronics STMicroelectronics
Category PMIC - AC DC Converters, Offline Switchers PMIC - AC DC Converters, Offline Switchers
VIPER37HE VIPER35HE
Product Status Active Obsolete
Output Isolation Isolated Isolated
Internal Switch(s) Yes Yes
Voltage - Breakdown 800V 800V
Topology Flyback Flyback
Voltage - Start Up 14 V 14 V
Voltage - Supply (Vcc/Vdd) 8.5V ~ 23.5V 8.5V ~ 23.5V
Duty Cycle 80% -
Frequency - Switching 115kHz 225kHz
Power (Watts) 20 W 22 W
Fault Protection Current Limiting, Over Temperature, Over Voltage Current Limiting, Over Temperature, Over Voltage, Short Circuit
Control Features - -
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
Package / Case 10-SDIP (0.300", 7.62mm) 10-DIP (0.300", 7.62mm)
Supplier Device Package 10-SDIP 10-SDIP
Mounting Type Through Hole Through Hole