bh3890fv ROHM Co. Ltd., bh3890fv Datasheet

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bh3890fv

Manufacturer Part Number
bh3890fv
Description
Charging Control Driver Ic For Portable Telephone Bh3890fv
Manufacturer
ROHM Co. Ltd.
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
BH3890FV
Manufacturer:
ROHM/罗姆
Quantity:
20 000
Part Number:
bh3890fv-E2
Manufacturer:
ROHM/罗姆
Quantity:
20 000
*
Maximum supply voltage
Power dissipation
Operating temperature range
Storage temperature range
Power supply voltage
Derating : 3.0mW/˚C for operation above Ta=25˚C.
Applications
Features
Description
Absolute Maximum Ratings
Recommended Operating Conditions
1) Built-in charging driver circuit
2) Built-in charging current monitor circuit
3) Built-in back-up charging circuit
4) Small package SSOP-B8
Portable telephone, PHS, equipment involving lithium ion battery
The BH3890FV is a charging IC developed for a
lithium ion battery (1 cell). Back-up charging circuit
and charging current monitor circuit are included.
This IC is directed by a micro computer controller.
Parameter
Parameter
Charging control driver IC for
V
Symbol
Symbol
(Ta=25˚C)
CC
Topr
Tstg
V
Pd
MAX
CC
Portable telephone
BH3890FV
(Ta=25˚C)
Min.
5
–0.3
–20
–55
300
Limits
Typ.
~
~
~
*
+125
+70
+7.0
Max.
6
Dimension
Unit
Unit
mW
˚C
˚C
V
V
(Units : mm)
SSOP-B8
November, 1999
99W063A

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bh3890fv Summary of contents

Page 1

... Charging control driver IC for Description The BH3890FV is a charging IC developed for a lithium ion battery (1 cell). Back-up charging circuit and charging current monitor circuit are included. This IC is directed by a micro computer controller. Features 1) Built-in charging driver circuit 2) Built-in charging current monitor circuit ...

Page 2

Electrical Characteristics (Unless otherwise noted, Ta=25˚C, Vcc= 5.5V, BPF=20 ~ 20kHz) Parameter Symbol <VCC circuit current> Circuit current 1 IQ1 Circuit current 2 IQ2 Circuit current 3 IQ3 <BATV circuit current> (Current influx into BATV terminal ) Circuit current 4 ...

Page 3

Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...

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