A8518KLPTR-T - Allegro MicroSystems

Manufacturer Part Number

A8518KLPTR-T

Manufacturer

allegro-microsystems

Introduction

The A8518KLPTR-T is a high-performance LED driver designed for power management, particularly in LED backlighting applications.

Product Features and Performance

Integrated DC DC Regulator with Step-Up (Boost) topology

Includes internal switches for efficiency

Supports two outputs for flexible LED driving

Operates on a wide supply voltage range from 4.5V to 40V

Provides a stable output voltage up to 40V

Offers output current up to 200mA per channel

High switching frequency at 2.15MHz for compact external components

Features both analog and PWM dimming control modes

Operates reliably over a wide temperature range from -40°C to 125°C

Product Advantages

High integration reduces the need for external components

Wide input voltage range accommodates various supply sources

Flexible output configuration supports numerous LED configurations

High frequency allows for small inductor and capacitor sizes

Capable of high-temperature operation, suitable for automotive environments

Dual dimming options enhance display quality and power savings

Key Technical Parameters

Voltage Supply (Min): 4.5V

Voltage Supply (Max): 40V

Voltage Output: 40V

Current Output / Channel: 200mA

Frequency: 2.15MHz

Number of Outputs: 2

Operating Temperature: -40°C ~ 125°C (TA)

Quality and Safety Features

AEC-Q100 qualification for automotive reliability

Built-in protection features against overcurrent and short-circuit conditions

Compatibility

Suitable for use with various LED types and configurations

Compatible with both analog and PWM dimming controls

Application Areas

Primarily designed for LED backlighting applications in automotive environments

Can also be employed in industrial and consumer electronics requiring reliable LED driving solutions

Product Lifecycle

Currently marked as Active

Not indicated as nearing discontinuation

Future availability of replacements or upgrades not specified

Several Key Reasons to Choose This Product

High efficiency and integration for compact and robust LED driving solutions

Flexible power supply compatibility and output configuration ease design constraints

Dual dimming options allow for versatile control and power savings

High reliability and wide operating temperature range meet stringent automotive standards

Compliance with AEC-Q100 automotive qualification ensures robust performance under harsh conditions