LP8869QPWPRQ1 - Texas Instruments

Manufacturer Part Number

LP8869QPWPRQ1

Manufacturer

Texas Instruments

Introduction

The LP8869QPWPRQ1 is an advanced power management integrated circuit (PMIC) LED driver designed for backlight applications. It supports SEPIC and Step-Up (Boost) topologies and integrates internal switches.

Product Features and Performance

Integrated DC DC Regulator for efficient power conversion.

Supports SEPIC and Step-Up (Boost) topologies for flexible circuit design.

Internal switches reduce external component count.

Capable of driving up to 3 output channels.

Supply voltage range from 4.5V to 45V, catering to a wide variety of power sources.

Output voltage adjustable from 6V to 45V for diverse application requirements.

Provides a current output per channel of up to 120mA.

Adjustable frequency from 300kHz to 2.2MHz for optimizing efficiency and minimizing external component size.

PWM dimming support for precise backlight control.

Product Advantages

High integration level reduces system complexity and BOM cost.

Wide input voltage range allows flexibility in power source selection.

Adjustable frequency and PWM dimming offer design flexibility.

Automotive grade and AEC-Q100 qualification ensure reliability in automotive applications.

Key Technical Parameters

Voltage Supply (Min): 4.5V

Voltage Supply (Max): 45V

Voltage Output: 6V ~ 45V

Current Output / Channel: 120mA

Frequency: 300kHz ~ 2.2MHz

Dimming: PWM

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

Quality and Safety Features

AEC-Q100 qualified for automotive applications.

Operates across a wide temperature range ensuring reliability under various conditions.

Compatibility

Compatible with a variety of LED configurations due to its flexible output voltage and current settings.

Application Areas

Primarily designed for backlighting applications in automotive environments.

Product Lifecycle

Status: Active

The product is currently active with no indication of nearing discontinuation. Replacement or upgrade options are likely available from Texas Instruments in the same product family.

Several Key Reasons to Choose This Product

The flexibility in power source, output voltage, and frequency settings cater to a wide range of design specifications.

High integration and internal switching capability streamline design and reduce parts count.

Automotive grade qualification guarantees high reliability for applications in challenging environments.

Supports advanced dimming techniques for superior backlight control.

Active product status with Texas Instruments’ support ensures long-term availability and support for the product.