Rainbow Electronics BH3890FV - Manual

Dimension (Units : mm) Description
Applications
Features
Absolute Maximum Ratings (Ta=25˚C)
Recommended Operating Conditions (Ta=25˚C)
Charging control driver IC for
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
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.
SSOP-B8
BH3890FV
99W063A
Portable telephone, PHS, equipment involving lithium ion battery
November, 1999
Maximum supply voltage
Power dissipation
Operating temperature range
Storage temperature range
V
CC
MAX
Pd
Topr
Tstg
V
˚C
˚C
Unit
mW 300
–20 +70
–55 +125
Limits
–0.3 +7.0
~
~
~
*
Symbol Parameter
* Derating : 3.0mW/˚C for operation above Ta=25˚C.
Power supply voltage V
CC
V 5 6
Parameter Symbol Unit Min. Typ. Max.
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Portable telephone