LED Drivers
  • SC445
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs
  • SC440
  • High Effi ciency Integrated Driver for 6-Strings of 30mA LEDs
  • SC440A
  • High Efficiency Integrated Driver for 6-Strings of 30mA LEDs
  • SC441A
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs - AEC-Q100 Qualified
  • SC441C
  • High Efficiency Integrated Driver for 4-Strings of 150mA LEDs - High Voltage Input
  • SC442
  • 10-Channel, Integrated, High Efficiency 120 White LED Driver
  • SC443
  • High Efficiency Integrated Boost Driver for 3-Strings of 30mA LEDs
  • SC446
  • High Efficiency Integrated Driver for 3-Strings of 100mA LEDs
Semtech SC624

Semtech SC624

Charge Pump LED Driver for 4BL + 2LDO + SemWire Interface

Add to Watch List

The SC624 is a high efficiency charge pump LED driver using Semtech’s proprietary mAhXLife™ technology. Performance is optimized for use in single-cell Li-ion battery applications.

Features


  • Input supply voltage range — 3.0V to 5.5V
  • Charge pump modes — 1x, 1.5x and 2x
  • Four programmable current sinks with 32 steps from 0.5mA to 25mA
  • Two user-configurable 100mA low-noise LDO regulators
  • Charge pump frequency — 250kHz
  • SemWire™ single wire interface — up to 75kbit/s
  • Backlight current accuracy ±1.5% typical
  • Backlight current matching ±0.5% typical
  • Programmable fade-in/fade-out for main backlight
  • Automatic sleep mode (LEDs off ) — IQ = 100μA
  • Low shutdown current — 0.1μA (typical)
  • Ultra-thin package — 3mm x 3mm x 0.6mm
  • Fully WEEE and RoHS compliant

Applications


  • Cellular phone backlighting
  • PDA backlighting
  • Camera I/O and core power

Packaging

MLPQ-UT-20 (3 X 3 mm)

Order Codes

  • SC624ULTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel
 
- Close -
Add Product to Watch List

Please login to the mySemtech member site to add products to your personal Watch List.

If you're not registered for mySemtech, please Register now. mySemtech member benefits include pre-filled forms for quick and easy online ordering, technical support, new product information and more.