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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 ~ ~ ~ * SymbolParameter * Derating : 3.0mW/ ̊C for operation above Ta=25 ̊C. Power supply voltageV CC V56 ParameterSymbolUnitMin.Typ.Max. — Portable telephone
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