L99LD01 - High efficiency constant current LED driver

STMicroelectronics

Key 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.

L99LD01 high efficiency constant current led driver by STMicroelectronics - Datasheet Preview

Datasheet Details

Part number	L99LD01
Manufacturer	STMicroelectronics
File Size	626.51 KB
Description	High efficiency constant current LED driver
Datasheet	L99LD01 Datasheet

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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.