Voltage - Output is 0.4 V ~ 5.5 V - PMIC - Voltage Regulators - Special Purpose Distributor - FAN5903BUCX FAN5903UCX FAN5904UC01X

Part Number	Manufacturer / Brand	Brife Description	Part Status	Applications	Voltage - Input	Number of Outputs	Voltage - Output	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
FAN5903BUCX	ON Semiconductor	IC Converter BUCK W/BYPASS 9-WLCSP	Active	Converter, 3G, 3.5G, 4G RF Power Amplifier	2.7 V ~ 5.5 V	1	0.4 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	9-UFBGA, WLCSP	9-WLCSP (1.34x1.29)
FAN5903UCX	ON Semiconductor	IC Converter BUCK W/BYPASS 9-WLCSP	Active	Converter, 3G, 3.5G, 4G RF Power Amplifier	2.7 V ~ 5.5 V	1	0.4 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	9-UFBGA, WLCSP	9-WLCSP (1.34x1.29)
FAN5904UC01X	ON Semiconductor	IC Converter BUCK W/BYPASS 16-WLCSP	Active	Converter, 3G, 3.5G, 4G RF Power Amplifier	2.7 V ~ 5.5 V	1	0.4 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-UFBGA, WLCSP	16-WLCSP (1.71x1.71)
MAX8805WEWEEE+T	Maxim Integrated	IC Power Management STEP-DN Converter 650MA 16-WLP	Active	Converter, WCDMA PA Power	2.7 V ~ 5.5 V	1	0.4 V ~ 5.5 V	-40°C ~ 85°C	Surface Mount	16-UFBGA, WLCSP	16-WLP (2x2)