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FAN5902

Fairchild Semiconductor
Part Number FAN5902
Manufacturer Fairchild Semiconductor
Description 800mA Buck Converter
Published Jul 9, 2009
Detailed Description FAN5902 — 800mA Buck Converter for 3G RFPAs www.DataSheet4U.com May 2009 FAN5902 800mA Buck Converter for 3G RFPAs Fe...
Datasheet PDF File FAN5902 PDF File

FAN5902
FAN5902

Overview
FAN5902 — 800mA Buck Converter for 3G RFPAs www.
DataSheet4U.
com May 2009 FAN5902 800mA Buck Converter for 3G RFPAs Features ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ 92% Efficient Synchronous Operation 2.
7V to 5.
5V Input Voltage Range VOUT Range from 0.
4V to 3.
4V (or VIN) Up to 800mA Output Current 20µs Step Response 30µs Bypass Transition Time 50mΩ Integrated Bypass FET with Controlled Slew Rate for Low Battery Voltage Operation 6MHz PWM Operation Allows 470nH Small Form Factor Inductor 100% Duty Cycle for Low Dropout Operation Thermal Shutdown Input Under-Voltage Lockout 12-Lead MLP (0.
8mm Maximum) 12-Bump WLCSP Description The FAN5902 is a high-efficiency, low-noise, synchronous, step-down DC-to-DC c...


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