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L5989D
4 A continuous (more than 5 A pulsed) step-down switching regulator with synchronous rectification
Features
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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 3.
3 V, 5 V and 12 V bus FSW programmable up to 1 MHz
Voltage feed-forward Zero load current operation Programmable current limit on both switches Programmable sink current capability Pre-bias start up capability Thermal shutdown
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HTSSOP 16
Applications
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Consumer: STB, DVD, LCD TV, VCR, car radio, LCD monitors ...