PC
Rochester Electronics, LLC9-UFBGA, WLCSPRoHS

FAN5903UCX

SWITCHING REGULATOR, CURRENT-MOD

FAN5903UCX by Rochester Electronics, LLC
Subcategory

Pmic Voltage Regulators Special Purpose

Package

9-UFBGA, WLCSP

Status

Active

$0.29 / unit (market reference)

MOQ: 1051 pcs

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Parameters

ParameterValue
BrandRochester Electronics, LLC
ModelFAN5903UCX
Package / Case9-UFBGA, WLCSP
Mounting TypeSurface Mount
Operating Temperature-40°C ~ 85°C
Voltage - Output0.4V ~ 5.5V
Number of Outputs1
Supplier Device Package9-WLCSP (1.34x1.29)
RoHSRoHS
Part StatusActive

Application & Notes

FAN5903UCX by Rochester Electronics, LLC is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output 0.4V ~ 5.5V. The 9-UFBGA, WLCSP package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.

All Technical Specifications

ApplicationsConverter, 3G, 3.5G, 4G RF Power Amplifier
Voltage - Input2.7V ~ 5.5V
Voltage - Output0.4V ~ 5.5V
Number of Outputs1

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