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What is FR9889?

This electronic component, produced by the manufacturer "Fiti", performs the same function as "340KHz Synchronous Step-Down DC/DC Converter".


FR9889 Datasheet PDF - Fiti

Part Number FR9889
Description 340KHz Synchronous Step-Down DC/DC Converter
Manufacturers Fiti 
Logo Fiti Logo 


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No Preview Available ! FR9889 datasheet, circuit

FR9889 23V, 3A, 340KHz Synchronous Step-Down DC/DC Converter
FEATURES
High Efficiency up to 95%
Low Rds(on) Integrated Power MOSFET
Internal Compensation Function
Internal Power Good Function
Wide Input Voltage Range: 4.5V to 23V
Adjustable Output Voltage Down to 0.925V
3A Output Current
Fixed 340KHz Switching Frequency
External Programmable Soft-Start or Internal 600µs Soft-Start
PSM (High Efficiency at Light Load)
Hiccup Short Circuit Protect
TYPICAL APPLICATION CIRCUIT
NAME
BST
VIN
LX
GND
FB
PG
SHDN
SS
PIN DESCRIPTION
SOP8
DESCRIPTION
1 High Side Gate Drive Boost
2 Power Supply Input Pin
3 Power Switching Output
4,9 Ground
5 Voltage Feedback Input
6 Power Good Output
7 Enable Input
8 Soft-Start
TYPICAL APPLICATION
STB (Set-Top-Box)
LCD Displays, TV
Distributed Power System
Networking, XDSL Modem
PACKAGE
SOP-8 (EP)
3 誠信、創新、活力


Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for FR9889 electronic component.


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fr9889-converter


1. 340KHz DC/DC Converter - Fiti

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Featured Datasheets

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FR9885The function is Synchronous Step-Down DC/DC Converter. FitiFiti

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