Battery Pack Voltage is 4.5V (Max) - PMIC - Battery Chargers Distributor - FAN5400UCX FAN54013BUCX FAN54015BUCX

Part Number	Manufacturer / Brand	Brife Description	Part Status	Battery Chemistry	Number of Cells	Current - Charging	Programmable Features	Fault Protection	Charge Current - Max	Battery Pack Voltage	Voltage - Supply (Max)	Interface	Operating Temperature	Package / Case	Supplier Device Package
FAN5400UCX	ON Semiconductor	IC LI-ION SW CHARGER USB 20WLCSP	Obsolete	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.25A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP (1.96x1.87)
FAN54013BUCX	ON Semiconductor	IC USB SW CHARGER LI-ION 20WLCSP	Obsolete	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.45A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP
FAN54015BUCX	ON Semiconductor	IC BATT CHGR LION 1 CELL 20WLCSP	Not For New Designs	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.45A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP (1.96x1.87)
FAN54015UCX	ON Semiconductor	IC USB SW CHARGER LI-ION 20WLCSP	Not For New Designs	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.45A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP
FAN5401UCX	ON Semiconductor	IC LI-ION SW CHARGER USB 20WLCSP	Obsolete	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.25A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP
FAN5403BUCX	ON Semiconductor	IC USB SW CHARGER LI-ION 20WLCSP	Obsolete	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.25A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP (1.96x1.87)
FAN5404UCX	ON Semiconductor	IC LI-ION SW CHARGER USB 20WLCSP	Last Time Buy	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.25A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP
FAN5405UCX	ON Semiconductor	IC LI-ION SW CHARGER USB 20WLCSP	Not For New Designs	Lithium-Ion/Polymer	1	Constant - Programmable	Current, Timer, Voltage	Over Temperature, Over Voltage, Short Circuit	1.25A	4.5V (Max)	6V	I²C, USB	-30°C ~ 85°C (TA)	20-UFBGA, WLCSP	20-WLCSP (1.96x1.87)
NCP1851AFCCT1G	ON Semiconductor	IC BATT CHRGR SW 1.6A 25FLIPCHIP	Not For New Designs	Lithium-Ion	1	Constant - Programmable	-	Over Voltage	-	4.5V (Max)	7.3V	I²C, USB	-40°C ~ 85°C (TA)	25-UFBGA, FCBGA	25-FlipChip (2.55x2.2)
NCP1851FCCT1G	ON Semiconductor	IC BATT CHRGR LI-ION 25-FLIPCHIP	Obsolete	Lithium-Ion	1	Constant - Programmable	-	Over Voltage	-	4.5V (Max)	7.3V	I²C, USB	-40°C ~ 85°C (TA)	25-UFBGA, FCBGA	25-FlipChip (2.55x2.2)
NCP1854FCCT1G	ON Semiconductor	IC BATT CHRGR SW 2.5A 25FLIPCHIP	Active	Lithium-Ion	1	Constant - Programmable	-	Over Voltage	2.5A	4.5V (Max)	7.3V	I²C, USB	-40°C ~ 85°C (TA)	25-UFBGA, FCBGA	25-FlipChip (2.55x2.2)

Manufacturers for PMIC - Battery Chargers