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BH3890FV Datasheet

  • BH3890FV

  • Charging control driver IC for Portable telephone BH3890FV

  • 300.55KB

  • 3頁

  • ROHM

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99W063A
Charging control driver IC for
Portable telephone
BH3890FV
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
3) Built-in back-up charging circuit
4) Small package SSOP-B8
Applications
Dimension
(Units : mm)
SSOP-B8
Portable telephone, PHS, equipment involving lithium ion battery
Absolute Maximum Ratings
(Ta=25藲C)
Parameter
Maximum supply voltage
Power dissipation
Operating temperature range
Storage temperature range
Symbol
V
CC
MAX
Pd
Topr
Tstg
鈥?0
Limits
鈥?.3 ~ +7.0
300
*
Unit
V
mW
藲C
藲C
~ +70
鈥?5 ~ +125
*
Derating : 3.0mW/藲C for operation above Ta=25藲C.
Recommended Operating Conditions
(Ta=25藲C)
Parameter
Power supply voltage
Symbol
V
CC
Min.
5
Typ.
鈥?/div>
Max.
6
Unit
V
November, 1999

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