SI-8025JF Datasheet (Allegro MicroSystems)

SI-8025JF, DC/DC Converter

g n i s r h c o it lat w S egu R SI-8025JF Step-Down to 2.5 V, 1.5 A, DC/DC Converter Designed to meet high-current requirements at high efficiency in industrial and consumer applications; embedded core, memory, or logic supplies; TVs, VCRs, and office or telecommunications equipment, the SI-8025JF dc/dc step-down (buck) converter offers a constant 125 kHz switching frequency essential for low EMI noise.

The npn switch is included on the die along with the oscillator, control, and logic circui

SI-8025JF Features

* 4.5 V to 40 V Input Range

* 1.5 A Output Current at 2.5 V

* 2% Output Voltage Tolerance

* Foldback Current Limiting

* Constant 125 kHz Switching Frequency

* 200 µA Maximum Standby Current

* Soft Start Prevents Supply Voltage Dip

* Remote Voltage Sensing

* Therma