NCP1271ADR2G PWM Controller SOP7 28V UVLO Current Mode

The NCP1271ADR2G is a high-efficiency, fixed-frequency current-mode PWM controller by ON Semiconductor. Housed in a compact SOP-7 package, this controller is optimized for off-line power supplies operating under both normal and standby conditions.

Key Features:

• 105μA ultra-low startup current for energy-saving standby
• Internal soft-start and skip mode for improved efficiency
• Adjustable maximum duty cycle up to 80%
• Integrated short-circuit and overvoltage protection
• Built-in slope compensation and thermal shutdown
• Cycle-by-cycle current limiting for precise power control

Additional Specifications:

• Package Type: SOP-7
• Supply Voltage: 28V
• Current: 3mA
• Type: Current-Mode PWM Controller