Datasheet Texas Instruments LM8502TME/NOPB — Datenblatt

LM8502
www.ti.com SNVS592D – OCTOBER 2009 – REVISED FEBRUARY 2013 LM8502 Intelligent Lighting Management Unit That Fuses a 1.2A Dual High-Side Flash
LED Driver with a 10-Output Low-Side LED Driver
Check for Samples: LM8502 FEATURES DESCRIPTION The LM8502 is a versatile LED driver suitable for
multiple applications. It includes a 2MHz, fixedfrequency synchronous boost converter, 10 current
sink LED outputs, 2 outputs for flash or haptic
applications, ambient light sensing and PWM input. 1 2 10 Programmable Low-Side Current Sinks with
Flexible Powering from VOUT or External
Voltage Source
1.2A Dual Flash LED Driver with Flash, Torch
and Voltage modes
Ambient Light Sensing Capability with Two
Inputs
Up to 4000:1 dimming ratio for LED outputs
Flash LED Thermal Sensing and Current
Scaleback
Hardware Flash, Torch Enable and Dual
Synchronization Inputs for RF Power Amplifier
Pulse Events
Haptic Feedback Motor Driver
Two Lighting Engines for User-Defined
Lighting Sequences with 48 * 16 Bits of SRAM
Memory …