LM5025SD - Texas Instruments

Manufacturer Part Number

LM5025SD

Manufacturer

Texas Instruments

Introduction

LM5025SD is a DC DC Switching Controller designed for power management applications, primarily focused on enabling step-up and step-down voltage regulation with isolation capabilities.

Product Features and Performance

Transistor Driver Output Type

Step-Up/Step-Down Function

Positive Output Configuration with isolation capability

Forward Converter Topology

Dual outputs with single phase

Voltage supply range from 8V to 15V

Switching frequency adjustable from 200kHz to 580kHz

Maximum 80% duty cycle

Clock synchronization available

Control features include Dead Time Control, Frequency Control, Ramp, and Soft Start

Operable in temperatures from -40°C to 125°C

Product Advantages

Integration of multiple control functions for comprehensive management

Capability to operate in wide temperature ranges suitable for harsh environments

High flexibility in frequency control for application-specific optimization

Key Technical Parameters

Number of Outputs: 2

Output Phases: 1

Voltage Supply (Vcc/Vdd): 8V ~ 15V

Frequency Switching: 200kHz ~ 580kHz

Duty Cycle (Max): 80%

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

Quality and Safety Features

Temperature tolerance ensures stability and reliability under varying environmental conditions

Compatibility

Compatible with surface mount technology for ease of integration

Application Areas

Used in systems requiring voltage conversion and regulation with isolation such as in industrial and telecommunications power supplies

Product Lifecycle

Obsolete status

Contact Texas Instruments for recommended replacements or upgrades

Several Key Reasons to Choose This Product

Offers both step-up and step-down voltage regulation, providing versatile use in multiple applications

Isolation capability makes it suitable for sensitive applications requiring electrical isolation

On-chip synchronization and comprehensive control features allow for precise power management

Hardy design capable of operation in extreme temperatures making it viable for industrial applications