Description
Rev.3.2_00 www.DataSheet4U.com STEP-DOWN, 600 kHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER S-8540/8541 Series The S-8540/85.
GND pin Connection pin for external transistor IC power supply pin Bypass capacitor connection pin for CVREF reference voltage source Shutdown pin Sof.
Features
* Oscillation frequency
* Output voltage
* Output voltage precision
* Feed back type for output voltage (FB)
* External components:
* Built-in PWM/PFM switchover control circuit (S-8541 series)
* Current limit circuit
* Soft-start
Applications
* Power supplies for PDAs, electric organizers, and portable devices.
* Power supplies for audio equipment such as portable CD players and headphone stereos.
* Main or sub Power supplies for notebook computers and peripheral equipment.
* Package
Package Name 8-Pin MS