LTC4150(RevA) Просмотр технического описания (PDF) - Linear Technology

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Компоненты Описание

производитель

LTC4150
(Rev.:RevA)

Coulomb Counter/Battery Gas Gauge

Linear Technology 

BLOCK DIAGRA

LTC4150

CHARGER

LOAD

VDD

SENSE+

2k

CF+

RSENSE

CF

IBAT

CF–

2k

SENSE –

GND

REFHI

S3

1.7V

+

100pF

S1

200k

–

–

200k

AMPLIFIER

+

+

200k

–

S2

REFLO

0.95V

CONTROL

LOGIC

POLARITY

DETECTION

OFLOW/

UFLOW

COUNTER

UP/DN

SQ

R

Figure 1. Block Diagram

INT

CLR

CHARGE

POL

DISCHARGE

SHDN

4150 F01

TI I G DIAGRA S

CLR

50% 50%

tCLR

INT

4150 F02

Figure 2. CLR Pulse Width to Reset INT,

CLR and INT Not Connected

INT

50% 50%

tINT

4150 F03

Figure 3. INT Minimum Pulse Width, CLR and INT Connected

4150fa

5

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