Description

The L5973AD is a step down monolithic power switching regulator with a switch current limit of 2 A so it is able to deliver more than 1.5 A DC current to the load depending on the application conditions.

Features

2 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

500 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: chargers, car battery, DC-DC

converters