MT7953 Datasheet Primary-side AC-DC LED Driver

Manufacturer: Maxic Technology

MT7953 primary-side ac-dc led driver by Maxic Technology - Datasheet Preview

Datasheet Details

Part number	MT7953
Manufacturer	Maxic Technology
File Size	500.48 KB
Description	Primary-side AC-DC LED Driver
Download	MT7953 Download (PDF)

General Description

MT7953 is a primary-side controller for AC-DC LED lighting.

It operates in constant current control mode and works in discontinuous conduction mode, suitable for flyback converter under universal input, the output power of the system should less than 5W.

MT7953 adopts primary side sensing and regulation technology, no secondary side feedback circuit is needed.

Overview

MT7953 High Accuracy, Primary-side AC-DC LED Driver.

Key Features

Build in 600V power MOSFET.
110V to 220V AC line voltage range.
Primary side sensing and regulation, no need of secondary side feedback.
High precision constant LED current (+/-3%).
Cycle-by-cycle peak current control.
LED short-circuit/open circuit protection.
VDD under voltage lock-out protection.
VDD over voltage protection.
Over temperature protection.
Suitable for less than 5W.

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