Part	Operating Temperature (Min)	Operating Temperature (Max)	Fault Protection	Control Features	Topology	Output Isolation	Duty Cycle	Mounting Type	Package Name	Frequency - Switching	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Voltage - Start Up	Package Width	Package Length
Texas Instruments UC3877DWPTR/81403
Texas Instruments UC3877N
Texas Instruments UC3877DWPTRG4	0 °C	70 °C	Current Limiting	Frequency Control Soft Start Sync	Full-Bridge	Non-Isolated	100 %	Surface Mount	28-SOIC	1 MHz	9.5 V	20 V	10.75 V	7.5 mm	0.295 in
Texas Instruments UC3877DWPTR	0 °C	70 °C	Current Limiting	Frequency Control Soft Start Sync	Full-Bridge	Non-Isolated	100 %	Surface Mount	28-SOIC	1 MHz	9.5 V	20 V	10.75 V	7.5 mm	0.295 in
Texas Instruments UC3877DWP/81420
Texas Instruments UC3877DWP/81403

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