MPSK391517DR 3A, 25V, 1.1MHz Step-Up Converter

Features:

Up to 95% Efficiency

Zero Current Shutdown Mode

Under Voltage Lockout Protection

Open Load Protection

Soft-Start Operation

Thermal Shutdown

Tiny 4mm* 4mm 16-Pin QFN Package

Spec:

Input Supply Voltage: –0.3V to +27V

SW Pin Voltage: –0.3V to +27V

Voltage at All Other Pins except OLS: –0.3V to +6V

Storage Temperature: –65°C to +150°C

IN Input Supply Voltage: 2.6V to 25V

Output Voltage: 3.3V to 25V

Operating Temperature: –40°C to +85°C

Applications:

Boost and SEPIC Regulators

Handheld Computers

Cell Phone Camera Flash, PDAs

Digital Still and Video Cameras

The internal power to the MP1517 is supplied from the IN pin through an internal 2.4V lowdropout linear regulator, whose output is BP. The internal regulator can not supply any more current than is required to operate the MP1517, therefore do not apply any external load to BP.