RT8105 Ver la hoja de datos (PDF) - Richtek Technology

Número de pieza

componentes Descripción

Lista de partido

RT8105

5V/12V Synchronous Buck PWM DC/DC Controller

Richtek Technology 

Function Block Diagram

VCC

Bias & Regulators

(3V_Logic & 3VDD_Analog)

Reference

0.8VREF

Power On

Reset

0.6V

UV_S

Soft-Start

&

Fault Logic

1V

1.3V

OVP

GM

EO

FB

Oscillator

(300kHz)

GND

RT8105

EN

PH_M

0.1V

1.5V

3V

IOC

40uA

OC

-

0.4V

+

+

-

VOC

Gate

Control

Logic

VCC

OPS

BOOT

UGATE

PHASE

LGATE

DS8105-03 April 2011

www.richtek.com

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