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LM3421

N-Channel Controllers

LM3421 Features

* 1 VIN Range From 4.5 V to 75 V

* High-Side Adjustable Current Sense

* 2-Ω, 1-A Peak MOSFET Gate Driver

* Input Undervoltage and Output Overvoltage Protection

* PWM and Analog Dimming

* Cycle-by-Cycle Current Limit

* Programmable Switching Freq

LM3421 General Description

The LM3421 and LM3423 family of devices are versatile high voltage N-channel MOSFET controllers for LED drivers. They can be easily configured in buck, boost, buck-boost and SEPIC topologies. This flexibility, along with an input voltage rating of 75 V, makes the these controllers ideal for illumina.

LM3421 Datasheet (2.02 MB)

Preview of LM3421 PDF

Datasheet Details

Part number:

LM3421

Manufacturer:

Texas Instruments ↗

File Size:

2.02 MB

Description:

N-channel controllers.
Product Folder Order Now Technical Documents Tools & Software Support & Community LM3421, LM3423 SNVS574G

* JULY 2008

* REVISED J.

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TAGS

LM3421 N-Channel Controllers Texas Instruments

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