NXP MC34844EP

DC DC 稳压器7V28V50mA

Overview

The MC34844/A is a high efficiency, LED driver for use in backlighting LCD displays from 10" to 27". Operating from supplies of 7V to 28V, the MC34844/A is capable of driving more than 150 LEDs in 10 parallel strings. Current in the 10 strings is matched to within ±2%, and can be programmed via the I2C/SM-bus interface.

The MC34844/A also supports temperature and optical compensation loops, as well as ambient backlight control.

Features

Tray Package
Available in the 32-VFQFN Exposed Pad package
Operating temperature of -40°C~105°C TA

Surface Mount Mounting Type

Applications

There are a lot of NXP USA Inc.
MC34844EP LED Driver ICs applications.

• Refrigeration lighting
• Portable lighting
• Gallery lighting
• Museum lighting
• High-end retail lighting
• Medical surgery lighting
• Replacement lamps
• Panel lighting
• Down lights
• Linear fluorescent