Specification	VIPER35HE

Fault Protection	Current Limiting, Over Temperature, Short Circuit, Over Voltage
Frequency - Switching	225 kHz
Internal Switch(s)	Yes
Mounting Type	Through Hole
Operating Temperature (Max)	150 °C
Operating Temperature (Min)	-40 °C
Output Isolation	Isolated
Package Length	0.3 in
Package Name	10-SDIP, 10-DIP
Package Width	7.62 mm
Power (Watts)	22 W
Topology	Flyback
Voltage - Breakdown	800 V
Voltage - Start Up	14 V
Voltage - Supply (Vcc/Vdd) Maximum	23.5 V
Voltage - Supply (Vcc/Vdd) Minimum	8.5 V

VIPER35 Series

Part	Package Name	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Frequency - Switching	Voltage - Breakdown	Fault Protection	Internal Switch(s)	Topology	Operating Temperature (Min)	Operating Temperature (Max)	Power (Watts)	Voltage - Start Up	Mounting Type	Output Isolation	Package Width	Package Length
STMicroelectronics VIPER35HD	16-SO 16-SOIC	8.5 V	23.5 V	225 kHz	800 V	Current Limiting Over Temperature Over Voltage Short Circuit	Yes	Flyback	-40 °C	150 °C	22 W	14 V	Surface Mount	Isolated	3.9 mm	0.154 in
STMicroelectronics VIPER35LDTR	16-SO 16-SOIC	8.5 V	23.5 V	136 kHz	800 V	Current Limiting Over Temperature Over Voltage Short Circuit	Yes	Flyback	-40 °C	150 °C	22 W	14 V	Surface Mount	Isolated	3.9 mm	0.154 in
STMicroelectronics VIPER35LD	16-SO 16-SOIC	8.5 V	23.5 V	136 kHz	800 V	Current Limiting Over Temperature Over Voltage Short Circuit	Yes	Flyback	-40 °C	150 °C	22 W	14 V	Surface Mount	Isolated	3.9 mm	0.154 in
STMicroelectronics VIPER35HE	10-DIP 10-SDIP	8.5 V	23.5 V	225 kHz	800 V	Current Limiting Over Temperature Over Voltage Short Circuit	Yes	Flyback	-40 °C	150 °C	22 W	14 V	Through Hole	Isolated	7.62 mm	0.3 in
STMicroelectronics VIPER35HDTR	16-SO 16-SOIC	8.5 V	23.5 V	225 kHz	800 V	Current Limiting Over Temperature Over Voltage Short Circuit	Yes	Flyback	-40 °C	150 °C	22 W	14 V	Surface Mount	Isolated	3.9 mm	0.154 in

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