Datasheet Texas Instruments LM3528TMX/NOPB — 数据表

LM3528
www.ti.com SNVS513B – AUGUST 2008 – REVISED MAY 2013 LM3528 High Efficiency, Multi Display LED Driver with 128 Exponential Dimming Steps
and Integrated OLED Power Supply in a 1.2mm Г— 1.6mm DSBGA Package
Check for Samples: LM3528 FEATURES APPLICATIONS 1 2 128 Exponential Dimming Steps
Programmable Auto-Dimming Function
Up to 90% Efficient
Low Profile 12 Bump DSBGA Package (1.2mm
x 1.6mm x 0.6mm)
Integrated OLED Display Power Supply and
LED Driver
Programmable Pattern Generator Output for
LED Indicator Function
Drives up to 12 LED’s at 20mA
Drives up to 5 LED’s at 20mA and delivers 18V
at 40mA
1% Accurate Current Matching Between
Strings
Internal Soft-Start Limits Inrush Current
True Shutdown Isolation for LED’s
Wide 2.5V to 5.5V Input Voltage Range
22V Over-Voltage Protection
1.25MHz Fixed Frequency Operation
Dedicated Programmable General Purpose I/O …