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L99LD01 - High efficiency constant current LED driver

Features

  • LQFP32 7x7 mm GAPG1506151117CFT Max VBATT Operation supply battery voltage VBATT Oscillator frequency range 40 V 5.6 - 24 V 100 - 500 kHz.
  • Automotive qualified.
  • Constant current operation.
  • Current LED settable by external sensing resistor and adjustable via SPI.
  • Converter switching frequency adjustable by external resistor (RSF).
  • EMC reduction by internal spread spectrum dither oscillator.
  • Low frequency PWM dimming operation.
  • M.

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Datasheet preview – L99LD01

Datasheet Details

Part number L99LD01
Manufacturer STMicroelectronics
File Size 626.51 KB
Description High efficiency constant current LED driver
Datasheet download datasheet L99LD01 Datasheet
Additional preview pages of the L99LD01 datasheet.

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Full PDF Text Transcription

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L99LD01 High efficiency constant current LED driver for automotive applications Datasheet - production data Features LQFP32 7x7 mm GAPG1506151117CFT Max VBATT Operation supply battery voltage VBATT Oscillator frequency range 40 V 5.6 - 24 V 100 - 500 kHz • Automotive qualified • Constant current operation • Current LED settable by external sensing resistor and adjustable via SPI • Converter switching frequency adjustable by external resistor (RSF) • EMC reduction by internal spread spectrum dither oscillator • Low frequency PWM dimming operation. • Maximum input current limiter • Maximum switching duty cycle limiter • Slope compensation adjustable by external resistor (R9) • Battery overvoltage shut down protection (ext. R3, R4 resistors required) • Led chain OV detection (ext.
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