OB2263 controller equivalent, current mode pwm controller.
* Audio Noise Free Operation
* External Programmable PWM Switching Frequency
* Internal Synchronized Slope Compensation
* Low VDD Startup Current and Low .
P Ground I Feedback input pin. The PWM duty cycle is determined by voltage level into this pin
and SENSE pin input.
I Current sense input pin. Connected to MOSFET current sensing resistor node. P Chip DC power supply pin. O Totem-pole gate drive outp.
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