LXMG1930-28-0X MICROSEMI [Microsemi Corporation], LXMG1930-28-0X Datasheet
LXMG1930-28-0X
Related parts for LXMG1930-28-0X
LXMG1930-28-0X Summary of contents
Page 1
... LXMG1930-28-0x module is a boost white LED driver for medium size LCD LED backlight panels designed to drive up to three strings of LEDs to a maximum of 35V 50mA per string. The module consists of a boost converter and three programmable precision current sinks ...
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... V = 31.2V 50mA LED LED Strings Open All Output Strings Fault Timeout V = 12V 31.2V 50mA LED LED Strings L DIP-SW1 Microsemi Analog Mixed Signal Group LXMG1930-28-0x D RODUCTION ATASHEET R.C. Max Units 12 28 2.2 35 DIP-SW1 open IN Min Typ Max 4.75 12 ...
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... Delta current SW1~3 = OFF to DIP-SW2= ON Delta current SW1~3 = OFF to DIP-SW3= ON VDIP-SW1 0. CSX At the lowest CS pin 50mA; CSX DIP- SW1 Rated LED current Microsemi Analog Mixed Signal Group LXMG1930-28- RODUCTION ATASHEET ; DIP-SW1 open IN Min Typ Max 400 500 600 100 25000 2 ...
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... TM Name Pin # CN1 (Molex 53261-0871) for LXMG1930-28-0x CN1-1 V Main Input Power Supply 4.75V to 28V IN CN1-2 CN1-3 GND Power Supply Return CN1-4 CN1-5 ENABLE ON/OFF Control. (ENABLE = 0V = OFF, ENABLE = 2V = ON) Operating Temperature Detection Input. A Thermistor Usually Is Connected From This Pin To CN1-6 OT Ground. ...
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... SW3 (20mA) SW4 (not used) LED String Current OFF OFF OFF OFF DOWN - OFF 4 Microsemi Analog Mixed Signal Group LXMG1930-28- RODUCTION ATASHEET Notes 15mA Minimum String current 20mA 25mA 30mA 35mA 40mA 45mA 50mA Maximum String Current ...
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... DIA. OLE MM 49.88mm ±0.2 1.96in. SW1 SW2 SW3 SW4 53.48mm ±0.2 2.11in 2.72in. PCB tolerances ± 0.5mm , M3 recommended mounting screws Microsemi Analog Mixed Signal Group LXMG1930-28- RODUCTION ATASHEET LED High Side Drive Voltage 1 2 CSA 3 4 CSB 5 6 CSC 1 ...
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... Schottky diode. Likewise if any of the low side current sink drivers (CSx) are directly shorted to ground it will result in damage to the fuse, Schottky diode and possibly the LED string. Microsemi Analog Mixed Signal Group LXMG1930-28- RODUCTION ATASHEET Therefore the input voltage should not ...
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... Microsemi reserves the right to change the configuration and performance of the product and to discontinue product at any time. Copyright © 2009 Rev. 1.1, 2009-11-25 11861 Western Avenue, Garden Grove, CA. 92841, 800-877-6458, 714-898-8121, Fax: 714-893-2570 LXMG1930-28-0x 3-String 5W LED Backlight Boost Driver Module ® P RODUCTION ...