Texas Instruments

LM4132AMF-1.8

LM4132AMF-1.8 Description

The LM4132AMF-1.8 is a precision voltage reference IC from Texas Instruments, designed to provide a stable and accurate 1.8V output voltage. This device is part of the LM4132 series, known for its high performance and reliability in power management applications. The LM4132AMF-1.8 features a fixed output type with a tight tolerance of ±0.05%, ensuring precise voltage regulation. It operates within an input voltage range of 2.2V to 5.5V, making it suitable for a variety of power supply configurations.

The LM4132AMF-1.8 is designed for surface mount applications, packaged in a compact SOT23-5 format, which is ideal for space-constrained designs. It offers a low supply current of 100µA, contributing to energy efficiency and reduced power consumption. The device also boasts a low temperature coefficient of 20ppm/°C, ensuring stable performance across a wide temperature range. Despite its obsolescence, the LM4132AMF-1.8 remains a reliable choice for applications requiring a precise voltage reference.

LM4132AMF-1.8 Features

• Fixed Output Voltage: 1.8V with a tight tolerance of ±0.05%, ensuring high accuracy.
• Low Supply Current: Only 100µA, which minimizes power consumption and enhances efficiency.
• Wide Input Voltage Range: Operates from 2.2V to 5.5V, providing flexibility in power supply design.
• Low Temperature Coefficient: 20ppm/°C, ensuring stable performance across varying temperatures.
• Surface Mount Packaging: SOT23-5 format, ideal for compact and space-efficient designs.
• Series Reference Type: Offers consistent performance and reliability.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for various manufacturing environments.
• Compliance: REACH Unaffected and ECCN classified as EAR99, ensuring compliance with international regulations.

LM4132AMF-1.8 Applications

The LM4132AMF-1.8 is well-suited for applications requiring a precise and stable voltage reference. Its high accuracy and low temperature coefficient make it ideal for:

• Analog-to-Digital Converters (ADCs): Ensuring accurate voltage levels for precise signal conversion.
• Digital-to-Analog Converters (DACs): Providing a stable reference voltage for reliable output signals.
• Power Management Circuits: Offering a reliable reference for voltage regulation and monitoring.
• Precision Measurement Equipment: Ensuring accurate voltage references for high-precision measurements.
• Battery Management Systems: Providing a stable reference for accurate battery voltage monitoring.

Conclusion of LM4132AMF-1.8

The LM4132AMF-1.8 from Texas Instruments is a high-performance voltage reference IC that delivers exceptional accuracy and stability. Its low supply current and wide input voltage range make it an efficient and flexible solution for various power management applications. Despite being marked as obsolete, the LM4132AMF-1.8 remains a reliable choice for designers seeking a precise and stable voltage reference in their circuits. Its compact SOT23-5 package and compliance with international regulations further enhance its appeal for modern electronic designs.