S-8540 controller equivalent, (s-8540 / s-8541) 600 khz pwm control or pwm/pfm switchable switching regulator controller.
* Oscillation frequency
* Output voltage
* Output voltage precision
* Feed back type for output voltage (FB)
* External components:
* Built-in PWM.
* Power supplies for PDAs, electric organizers, and portable devices.
* Power supplies for audio equipment such .
GND pin Connection pin for external transistor IC power supply pin Bypass capacitor connection pin for CVREF reference voltage source Shutdown pin Soft-start capacitor connection pin ON/ OFF
* Normal operation (step-down operation)
* All circ.
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