4 Strings High Current White LED
EUP2588
EUP2588.pdf
EUP2588.pdfFEATURES
? 3μA shutdown current
? 4 strings in parallel and up to 18 LEDs per string
? External PWM Dimming Control
? Output voltage up to 65V
? Up to 180mA Drive Capability for Each String
? Wide Input voltage range 4.5V to 28V
? Better than 1.5% LED Current Regulation Accuracy
Between Strings
? Boost Switching frequency can be programmed by external
resistor
? Multiple Fault Protections
-Current Limit protection
-Output Short circuit detection
-Over-temperature protection
-Output Over-voltage protection
? LED current turn off in shutdown mode
? Integrated UVLO/ Over Thermal protection
? Minimal 0.5μs LED On-Time regulation
PIN CONFIGUTION
優勢替代
