Overview

The SC622A 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.

Packaging

  • MLPQ-UT-20 (3 X 3 mm)

Order Codes

  • SC622AULTRT: Lead-free, RoHS and WEEE compliant, 3000 pcs. Tape & Reel

PB Free/ROHS

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Features

  • Input supply voltage range — 3.0V to 5.5V
  • Charge pump modes — 1x, 1.5x and 2x
  • Flash LED — 400mA max in flash mode, 250mA max continuous for spotlight
  • Two user-configurable 100mA low-noise LDO regulators
  • Charge pump frequency — 250kHz
  • I2C compatible interface — up to 400kHz
  • External flash control pin to sync with camera
  • Optional 1s flash time out
  • Automatic sleep mode (flash 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 flash
  • PDA flash
  • Camera I/O and core power

Inventory

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