Integrated Silicon Solution Inc. SRAM, DRAM, FLASH, ANALOG, KGD, WAFER
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Backlight Driver

  • Best Noise and Efficiency Performance
  • Linear devices with ultra low headroom voltage
  • Highly integrated design, high efficiency
  • Ultra-low shutdown and quiescent current
  • PWM or DC voltage dimming
  • Built-in protection features

Small Size LCD Backlight & Flash LED Driver

Part Number LED Type of Driver IOUT(mA) Vdd(V) ISD(uA) Intensity Ctrl. Pkg-Pin(mm) Document Status
IS31BL3212 4 Constant Current 23 2.7-5.5 1.0 Pulse Count DFN-8(2x2),
SOT23-6
Prod
IS31BL3228A/B 4/6 Constant Current 20 2.8-5.5 0.5 Pulse Count UTQFN-12(2x2) Prod
IS31BL3229 8 Constant Current with Charge Pump 25 2.7-5.5 1.0 Pulse Count & PWM QFN-20(3x3) Prod
IS31BL3230 8 Constant Current 40mA or 320mA in parallel 2.7-5.5 1.6 PWM QFN-16(3x3) Prod
IS31BL3231 1 Charge Pump 750 2.7-5.5 1.0 Pulse Count DFN-10(3x3) Prod
IS31BL3232 1 Charge Pump 1200 2.5-5.5 1.0 Pulse Count DFN-10(3x3) Prod
IS31BL3233A 2 Flash/Torch 1.5A 2.7 – 5.5 1.0 Enable Pin DFN-14(3x2) Prod
IS31BL3506A 9 Boost 20 2.7-5.5 1.5 PWM or DC Level TSOT23-6(3x3),
DFN-8(2X2)
Prod
IS31BL3506B 8 Boost 20 2.7-5.5 1.5 PWM or DC Level TSOT23-6(3X3) Prod
IS31BL3508A 10 Boost 20 2.7-5.5 2.0 PWM or DC Level SOT23-6(3X3),
TSOT23-6(3X3)
Prod
IS31BL3508B 10 Boost 20 2.7-5.5 2.0 PWM or DC Level SOT23-6(3X3) Prod
IS31BL3555 2 Boost 240mA per channel 4.75-40V 10 PWM eTSSOP-16 S=NOW

Notes:

  • Simulation Models not listed above may be available upon request
  • S = Sample, Prod = Production
  • NR = Not Recommended for new designs
  • EOL = End of Life
  • IF YOU DON'T SEE A PRODUCT YOU ARE INTERESTED IN AND HAVE A SPECIAL REQUEST, CONTACT US AND LET US KNOW
  • Integrated Silicon Solution, Inc. does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications unless Integrated Silicon Solution, Inc. receives written assurance to its satisfaction, that:
  • a. the risk of injury or damage has been minimized;
  • b. the user assume all such risks; and
  • c. potential liability of Integrated Silicon Solution, Inc is adequately protected under the circumstances