Datasheet Summary
ALT80600 / ALT80600-1
LED Driver with Pre-Emptive Boost for Ultra-High Dimming Ratio and Low Output Ripple
Features
AND BENEFITS
- Automotive AEC-Q100 qualified
- Wide input voltage range of 4.5 to 40 V for start/stop, cold crank, and load dump requirements
- Fully integrated LED current sinks and boost converter with internal power MOSFET
- Operate in Boost or SEPIC mode for flexible output
- Drives up to 11 series white LED in 4 parallel strings, at up to 120 mA per string (VF = 3.3 V max)
- Programmable boost switching frequency or sync externally from 1 to 2.3 MHz for ALT80600, 260 to 700 kHz for ALT80600-1
- Clock-Out feature for internal switching frequency
- Adjustable boost...