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L5989D DC-DC Conversion

L5989D Description

www.DataSheet4U.com L5989D 4 A continuous (more than 5 A pulsed) step-down switching regulator with synchronous rectification .

L5989D Features

* 4 A output current (more than 5 pulsed) Operating input voltage from 2.9 V to 18 V External 1.8 V ± 2% reference voltage Output voltage from 0.6 to input voltage MLCC compatible 200 ns TON Programmable UVLO matches

L5989D Applications

* Consumer: STB, DVD, LCD TV, VCR, car radio, LCD monitors Networking: XDSL, modems, routers and switches Computer and peripherals: printers, audio / graphic cards, optical storage, hard disk drive Industrial: DC DC modules, factory automation Figure 1. Test application circuit L5989D June

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DC-DC Conversion ST Microelectronics
ST Microelectronics L5989D-like datasheet