UC3879 Series

Catalog

ENHANCED BIPOLAR PHASE SHIFTED FULL BRIDGE CONTROLLER WITH SELECTABLE UVLO, 0°C TO 70°C

Part	Function	Output Phases	Duty Cycle (Max)	Synchronous Rectifier	Frequency - Switching (Max)	Control Features	Operating Temperature (Max)	Output Type	Clock Sync	Number of Outputs	Topology	Voltage - Supply (Vcc/Vdd) Maximum	Voltage - Supply (Vcc/Vdd) Minimum	Package Length	Package Name	Package Width	Mounting Type	Output Configuration
Texas Instruments UC3879DW	Step-Down Step-Up	1	50 %	Yes	300 kHz	Frequency Control Ramp Soft Start	70 °C	Transistor Driver	Yes	4	Half-Bridge	20 V	9 V	0.295 in	20-SOIC	7.5 mm	Surface Mount	Positive
Texas Instruments UC3879DWTR	Step-Down Step-Up	1	50 %	Yes	300 kHz	Frequency Control Ramp Soft Start	70 °C	Transistor Driver	Yes	4	Half-Bridge	20 V	9 V	0.295 in	20-SOIC	7.5 mm	Surface Mount	Positive
Texas Instruments UC3879N	Step-Down Step-Up	1	50 %	Yes	300 kHz	Frequency Control Ramp Soft Start	70 °C	Transistor Driver	Yes	4	Half-Bridge	20 V	9 V	0.3 in	20-DIP 20-PDIP	7.62 mm	Through Hole	Positive
Texas Instruments UC3879DWG4	Step-Down Step-Up	1	50 %	Yes	300 kHz	Frequency Control Ramp Soft Start	70 °C	Transistor Driver	Yes	4	Half-Bridge	20 V	9 V	0.295 in	20-SOIC	7.5 mm	Surface Mount	Positive