Rainbow Electronics BH3890FV User Manual
Bh3890fv

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.
—
Portable telephone