Light-Emitting Diode (LED)/Electroluminescent (EL) Backlight Driver


Light-Emitting Diode (LED)/Electroluminescent (EL) Backlight Driver



Data Sheets
Part Number Description:  Key Advantages
MAX1574 180mA, 1x/2x, White LED Charge Pump in 3mm x 3mm TDFN

Integrated dimming saves space. 
MAX1916 Low-Dropout, Constant-Current Triple White LED Bias Supply

Tiny, low-cost, high-efficiency solution saves board space and extends battery life. 
MAX1848 White LED Step-Up Converter in SOT23

Uniform brightness provides better viewing experience in low-light conditions. 



Key Specifications:

LED Drivers
Part Number Battery Input Regulation Topology Max. No. of LEDs LED Channels LED Configuration ILED per Channel
(A)
Dimming Ratio Dimming Control VDROPOUT
(mV)
VCURR_SENSE
(mV)
POUT
(W)
VIN
(V)
VIN
(V)
ICC
(mA)
LED String Volt.
(V)
Oper. Freq.
(kHz)
Budgetary
Price
max max typ min max max max See Notes
MAX1574  1-Cell Li+ Charge Pump 3 3 Parallel 0.06 20 Serial Pulse - - 0.75 2.7 5.5 2 5 1000 $1.44 @1k
MAX1916  Linear 3 3 Parallel - Analog 100 100 1 2.5 0.1 5 - $1.06 @1k
MAX1848  Inductor Based 6 1 Series 20 Analog - 75 0.8 2.6 2 12 1200 $1.32 @1k
See All LED Drivers (74)