SR2803 Datasheet 3a Synchronous Buck Controller

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD SR2803 330KHZ, 3A SYNCHRONOUS BUCK.

Datasheet Details

Part number	SR2803
Manufacturer	Unisonic Technologies
File Size	227.22 KB
Description	3A SYNCHRONOUS BUCK CONTROLLER
Datasheet	SR2803-UTC.pdf

LINEAR INTEGRATED CIRCUIT The UTC SR2803 is a synchronous buck regulator.

The device provides 3A of continuous load current over a wide input voltage of 4V~28V.

Current mode control provides fast transient response and cycle by cycle current limit.

ES.
Input voltage varies from 4V ~ 28V.
Output voltage varies from 0.8V to VCC.
Duty ratio varies from 0% to 92% PWM control.
With 330kHz typical oscillation frequency.
Thermal shutdown and SCP function and soft-start, current limit, enable function.
Low ESR output capacitor(Multi-layer chip capacitor).

Part Number	Description
SR22	2.0A SCHOTTKY BARRIER RECTIFIER
SR23	2.0A SCHOTTKY BARRIER RECTIFIER
SR24	2.0A SCHOTTKY BARRIER RECTIFIER
SR24	MINI SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
SR25	2.0A SCHOTTKY BARRIER RECTIFIER
SR26	2.0A SCHOTTKY BARRIER RECTIFIER