UC2827-1, UC2827-2 UC3827-1, UC3827-2
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SLUS365D – APRIL 1999 – REVISED APRIL 2011
BUCK CURRENT/
VOLTAGE FED PUSH-PULL PWM CONTROLLERS
Check for Samples: UC2827-1, UC2827-2, UC3827-1, UC3827-2
FEATURES
1
• Ideal for Multiple Output and/or High
Voltage Output
Voltage Converters
• Up to 500 kHz Operation
• High
Voltage, High Current Floating Driver for Buck Converter Stage
• UC3827-1 Current Fed Controller has Push-Pull Drivers with Overlapping Conduction Periods
• UC3827-2
Voltage Fed Controller has Push-Pull Drivers with Nonoverlapping Conduction Periods
• Average Current Mode, Peak Current Mode or
Voltage Mode with Input
Voltage Feedforward Control for Buck Power Stage
• Wide Ban...