LM3519MKX-20 - Texas Instruments

Manufacturer Part Number

LM3519MKX-20

Manufacturer

Texas Instruments

Introduction

The LM3519MKX-20 is a high-frequency, step-up (boost) DC-DC converter designed to drive LED backlight applications. It can operate from a supply voltage as low as 2.7V and provides a regulated output voltage up to 20V with a maximum output current of 20mA.

Product Features and Performance

High-frequency operation at 5.4MHz

Integrated power switch

Single output

PWM dimming capability

Wide input voltage range of 2.7V to 5.5V

Regulated 20V output voltage

Maximum 20mA output current

-40°C to 85°C operating temperature range

Small SOT-23-6 and TSOT-23-6 package options

Product Advantages

Efficient power conversion for LED backlight applications

Compact size and low component count

Wide input voltage range for flexibility in design

Integrated power switch simplifies circuit design

PWM dimming for easy brightness control

Key Reasons to Choose This Product

Optimized for LED backlight applications

Proven performance and reliability from Texas Instruments

Compact and space-saving design

Wide operating temperature range for various environments

Cost-effective solution for LED backlight power supply

Quality and Safety Features

Robust design for reliable operation

Overcurrent and thermal protection

Meets industrial safety and EMC standards

Compatibility

The LM3519MKX-20 is designed to be compatible with a wide range of LED backlight applications, including displays, smartphones, and other portable devices.

Application Areas

LED backlight for displays

Smartphone and tablet backlight

Other portable device backlight applications

Product Lifecycle

The LM3519MKX-20 is an obsolete product and has been replaced by newer models. Customers are advised to contact our website's sales team for information on alternative or equivalent products that may better suit their current design needs.