Technical characteristics

The L5988D is a synchronous step down monolithic power switching regulator capable of delivering up to 4A. The input voltage can range from 2.9V to 18V.

Features

■ 4A DC output current

■ 2.9V to 18V input voltage

■ Output voltage adjustable from 0.6V

■ 400KHz switching frequency, programmable up to 1MHz

■ Soft-start and inhibit

■ 1.8V ± 2 reference voltage

■ Low dropout operation: 100 duty cycle

■ Voltage feed-forward

■ Zero load current operation

■ Sink current capability

■ Over current, over voltage and thermal protection

■ HTSSOP16 package

Applications

■ Consumer:

– STB, DVD, DVD recorder, TV, VCR, Car audio, LCD monitors

■ Networking:

– XDSL, Modems, DC-DC modules

■ Computer:

– Optical storage, Hard disk drive, Printers, Audio/Graphic cards

■ Industrial:

– Chargers, car battery, DC-DC converters