LMS1587ISX-3.3 - Texas Instruments

Manufacturer Part Number

LMS1587ISX-3.3

Manufacturer

Texas Instruments

Introduction

The LMS1587ISX-3.3 is a low drop-out (LDO) voltage regulator from Texas Instruments, designed to provide a fixed output of 3.3V with up to 3A of output current.

Product Features and Performance

Low Dropout Voltage: 1.3V max at 3A load

Fixed 3.3V output voltage

Output current up to 3A

Quiescent Current: 7 mA

Supply Current (Max): 13 mA

Power Supply Rejection Ratio (PSRR): 72dB at 120Hz

Over Current and Over Temperature Protection

Product Advantages

High efficiency due to low dropout voltage

Reliable output with fixed 3.3V regardless of input fluctuations

Supports high current applications up to 3A

Low quiescent current enhances battery life in portable applications

Built-in protection features ensure long-term stability and safety

Key Technical Parameters

Input Voltage (Max): 13V

Output Voltage (Min/Fixed): 3.3V

Voltage Dropout (Max): 1.3V @ 3A

Current Output: 3A

Quiescent Current (Iq): 7 mA

Supply Current (Max): 13 mA

PSRR: 72dB (120Hz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Compatibility

Surface Mount TO-263-4, D2PAK (3 Leads + Tab), TO-263AA package for easy integration in various design layouts

Application Areas

Power supply regulation for embedded systems

Consumer electronics

Telecom infrastructure

Computing devices

Industrial applications

Product Lifecycle

Obsolete status, suggesting that it is nearing discontinuation with limited availability. Customers are advised to refer to Texas Instruments for replacements or upgrades.

Several Key Reasons to Choose This Product

Robust performance and reliability supported by Texas Instruments

High-efficiency regulation suitable for a wide range of applications

Fixed output facilitates simpler design considerations

High current capability caters to demanding applications

Built-in safety features ensure product longevity and stability

Wide operating temperature range (-40°C ~ 125°C) accommodates diverse environmental conditions