OB2263 - Current Mode PWM Controller
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 output for the power MOSFET.
* Absolute Maximum R
OB2263 Features
* Audio Noise Free Operation
* External Programmable PWM Switching Frequency
* Internal Synchronized Slope Compensation
* Low VDD Startup Current and Low Operating Current (1.4mA)
* Leading Edge Blanking on Current Sense Input
* Good Protection Coverage With Auto Self-Recover
