ZXLB1600 Ver la hoja de datos (PDF) - Zetex => Diodes

Número de pieza

componentes Descripción

Lista de partido

ZXLB1600

LCD BIAS BOOST CONVERTER

Zetex => Diodes 

ZXLB1600

PIN DESCRIPTION

Pin #

1

2

Name

ADJ

EN

3

VIN

4

SW

5

SENSE

6

LX

7

LBF

8

GND

9

FB

10 LBT

BLOCK DIAGRAM

Description

Internal or external reference voltage

Enable input (active high)

Also used to adjust output voltage by PWM signal

Input voltage

Output of high side PMOS isolation switch

Output voltage sense

Output of NMOS switch

Low Battery Flag output: open drain

(active low for low battery voltage)

Remains active when EN is high

Ground

Voltage Feedback pin for output (threshold 1.23V)

Low Battery flag Threshold adjust input

(threshold 1.21V)

DRAFT ISSUE J January 2002

ZXLB1600

4

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