LM3489MM - Texas Instruments

Manufacturer Part Number

LM3489MM

Manufacturer

Texas Instruments

Introduction

The LM3489MM is a high-efficiency power converter from Texas Instruments, designed for step-down DC DC switching with a transistor driver output.

Product Features and Performance

High-efficiency power conversion

Step-down output topology (Buck)

Supports a single output phase

Features include Current Limit and Enable control

Operates up to a frequency of 1MHz

Wide input voltage range: 4.5V to 35V

Maximum duty cycle of 100%

Operating temperature range from -40°C to 125°C

Automotive grade qualification AEC-Q100

Product Advantages

High switching frequency reduces component size

Wide input voltage allows flexibility across various applications

High temperature operation suitable for automotive and industrial environments

Key Technical Parameters

Output Type: Transistor Driver

Topology: Buck

Number of Outputs: 1

Voltage Supply (Vcc/Vdd): 4.5V ~ 35V

Frequency Switching: Up to 1MHz

Duty Cycle (Max): 100%

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

Quality and Safety Features

Automotive grade reliability

AEC-Q100 qualified ensuring robustness and quality for automotive applications

Compatibility

Compatible with surface mount technology

Mounting Type: Surface Mount

Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

Application Areas

Automotive electronics

Power management solutions for embedded systems

Industrial power supplies

Product Lifecycle

Status: Last Time Buy

Users should consider planning for future replacements or upgrades

Several Key Reasons to Choose This Product

High efficiency and reliability suited for automotive and industrial applications

Flexible voltage range and high maximum duty cycle accommodate diverse power needs

Compact size ideal for space-constrained applications

Robust part with automotive qualification making it suitable for harsh environments

Active product lifecycle with considerations for future component planning