LM25145RGYT - Texas Instruments

Manufacturer Part Number

LM25145RGYT

Manufacturer

Texas Instruments

Introduction

LM25145 is a power management integrated circuit designed for DC-DC switching control.

Product Features and Performance

Advanced integrated buck regulator

Highly efficient power conversion

Wide input voltage range: 6V to 42V

Adaptive frequency switching: 100kHz to 1MHz

Supports synchronous rectification

Robust thermal performance with exposed pad 20-VFQFN package

Soft start and frequency control for versatile power management

Buck topology for step-down voltage applications

Enable pin for power-saving mode

Ramp control for stable operation

Wettable flanks for enhanced solderability and inspection

Provides up to 1 output phase

Product Advantages

Highly efficient and reliable for industrial use

Accommodates a broad range of input voltages

Flexible switching frequency allows optimization for efficiency or size

Supports synchronous operation to maximize efficiency

Precision control features enable tailored power solutions

Suitable for high-temperature environments up to 125°C

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 6V ~ 42V

Frequency - Switching: 100kHz ~ 1MHz

Duty Cycle (Max): Not specified

Synchronous Rectifier: Yes

Clock Sync: Yes

Control Features: Enable, Frequency Control, Ramp, Soft Start

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

Mounting Type: Surface Mount, Wettable Flank

Package / Case: 20-VFQFN Exposed Pad

Supplier Device Package: 20-VQFN (3.5x4.5)

Quality and Safety Features

Built for high-temperature operational stability

Designed to meet stringent industry safety standards

High-quality materials and packaging for robust use

Compatibility

Compatible with a wide variety of system designs due to its flexible supply voltage and control features

Application Areas

Telecommunications

Networking infrastructures

Industrial systems

Automotive applications

Any power-sensitive electronics requiring efficient voltage step-down

Product Lifecycle

Product Status: Active

Not currently nearing discontinuation

Replacement or upgrade options may be available TBC

Several Key Reasons to Choose This Product

Efficient power conversion increases system reliability

Versatile for wide-ranging industrial applications due to broad input voltage capabilities

Customizable performance with adaptive switching frequency

Thermal robustness makes it ideal for harsh environments

Texas Instruments' reputation for quality and support

Advanced packaging design for ease of manufacturing and inspection