RT9266B datasheet(3/13 Pages) RICHTEK | Tiny Package, High Efficiency, Step-Up DC/DC Converter

Part Name

Description

RT9266B

Tiny Package, High Efficiency, Step-Up DC/DC Converter ( 13 Page)

RICHTEK

3 page

RT9266B

DS9266B-09

March 2007

www.richtek.com

Function Block Diagram

Functional Pin Description

Pin Name Pin Function

Chip Enable (Active High)

EXT

Output Pin for Driving External NMOS

GND

Ground

Pin for Switching

VDD

Input Positive Power Pin of RT9266B

Feedback Input Pin

Internal Reference Voltage for the Error Amplifier is 1.25V.

Loop Control Circuit

1.25V

VDD

N MOS

LX1

Shut Down

Over Temp.

Detector

VDD

RT9266B

EXT

GND

1 2 3 4 5 6 7 8 9 10 11 12 13

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