ST L5973D013TR

降压降压4V36V2.5A

Overview

ST’s monolithic switching regulators offer high input-voltage capability, and deliver output currents up to 4A, with high switching frequency.

Features

• 2.5 A internal switch

• Operating input voltage from 4 V to 36 V

• 3.3 V / (±2%) reference voltage

• Output voltage adjustable from 1.235 V to 35 V

• Low dropout operation: 100 % duty cycle

• 250 kHz internally fixed frequency

• Voltage feedforward

• Zero load current operation

• Internal current limiting

• Inhibit for zero current consumption

• Synchronization

• Protection against feedback disconnection

• Thermal shutdown

Applications

• Consumer: STB, DVD, TV, VCR, car radio, LCD monitors

• Networking: XDSL, modems, DC-DC modules

• Computer: printers, audio/graphic cards, optical storage, hard disk drive

• Industrial: changers, car battery, DC-DC converters