Manufacturer Part Number
LP3891EMR-1.8
Manufacturer
Texas Instruments
Introduction
The LP3891EMR-1.8 is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments. It provides a stable and accurate 1.8V output voltage from an input voltage range of up to 5.5V. This LDO regulator is designed for a wide range of applications, including portable electronics, industrial equipment, and automotive systems.
Product Features and Performance
Output current up to 800mA
Low quiescent current of 30 μA
Low voltage dropout of 0.43V at 800mA
High power supply rejection ratio (PSRR) of 80dB to 65dB (120Hz to 1kHz)
Includes enable control, over-current, over-temperature, short-circuit, and under-voltage lockout (UVLO) protection features
Operating temperature range of -40°C to 125°C
Surface mount package: 8-PowerSOIC (0.154", 3.90mm Width)
Product Advantages
Efficient power management with low power consumption
Reliable and robust protection features
Compact surface mount package for space-constrained designs
Wide operating temperature range for diverse applications
Key Reasons to Choose This Product
High performance and reliable voltage regulation
Excellent power efficiency and thermal management
Comprehensive protection features for enhanced system reliability
Flexible and versatile design for various application requirements
Quality and Safety Features
Rigorous quality control and testing processes
Compliance with industry safety and environmental standards
Compatibility
The LP3891EMR-1.8 is compatible with a wide range of electronic devices and systems that require a stable and accurate 1.8V power supply.
Application Areas
Portable electronics (smartphones, tablets, wearables)
Industrial equipment (automation, control systems)
Automotive applications (infotainment, safety systems)
Telecommunications equipment
Medical devices
Product Lifecycle
The LP3891EMR-1.8 is an obsolete product, meaning it is no longer being manufactured by Texas Instruments. However, there are several equivalent or alternative models available from Texas Instruments and other manufacturers that offer similar performance and features. Customers are advised to contact our website's sales team for more information on available alternatives and suitable replacement options.
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