LP38693MPX-5.0 - Texas Instruments

Manufacturer Part Number

LP38693MPX-5.0

Manufacturer

Texas Instruments

Introduction

Texas Instruments' LP38693MPX-5.0 is a low dropout (LDO) linear voltage regulator designed for power management. It provides a fixed output voltage of 5V from a maximum input of 10V, suitable for a wide range of applications.

Product Features and Performance

Fixed 5V output with a maximum voltage dropout of 0.45V at 500mA load

Maximum current output of 500mA

Low quiescent current of 55 µA, reducing standby power consumption

High PSRR of 55dB at 120Hz, minimizing noise in sensitive applications

Enable feature for power-saving mode

Over-temperature protection enhances reliability and safety

Product Advantages

High efficiency for battery-powered devices

Low dropout voltage supports operations close to the battery voltage

Minimal external components required

Enhanced thermal performance and safety with built-in over-temperature protection

Low quiescent current ideal for power-sensitive applications

Key Technical Parameters

Voltage Input (Max): 10V

Voltage Output (Min/Fixed): 5V

Current Output: 500mA

Voltage Dropout (Max): 0.45V @ 500mA

Current Quiescent (Iq): 55 µA

PSRR: 55dB (120Hz)

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Over-temperature protection

Robust construction for enhanced durability

High reliability in extreme conditions from -40°C up to 125°C

Compatibility

Surface mount package (SOT-223-5) compatible with standard PCB manufacturing processes

Suitable for a wide range of electronic devices due to the standard 5V output

Application Areas

Consumer electronics

Portable devices

Industrial controls

Embedded systems

Power supply circuits

Product Lifecycle

Obsolete status indicates the product is no longer being manufactured or purchased

Users should consider sourcing replacements or upgrades for future designs

Several Key Reasons to Choose This Product

Texas Instruments' reputation for quality and reliability

Low dropout voltage extends battery life in portable devices

Low quiescent current for energy efficiency

High PSRR reduces noise, ensuring stable operation

Built-in safety features protect the device under extreme conditions

Wide application range due to compatibility and performance features