LM385Z-2.5/LFT7

Introduction

The LM385Z-2.5/LFT7 is a precision voltage reference belonging to the LM385 series of integrated circuits. This entry provides an overview of its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Precision Voltage Reference
• Use: Provides a stable 2.5V output voltage for various applications
• Characteristics: High accuracy, low temperature coefficient, and low power consumption
• Package: TO-92, SOT-23, and SOIC
• Essence: Provides a stable and precise voltage reference for analog circuits
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 100ppm/°C
• Operating Temperature Range: -40°C to 85°C
• Supply Voltage Range: 1V to 5V
• Quiescent Current: 60µA

Detailed Pin Configuration

The LM385Z-2.5/LFT7 typically comes in a 3-pin configuration: 1. Input: Connected to the supply voltage 2. Ground: Connected to the ground reference 3. Output: Provides the stable 2.5V reference voltage

Functional Features

• Provides a stable voltage reference for precision analog circuits
• Low quiescent current makes it suitable for battery-powered applications
• Wide operating temperature range allows for versatile use in different environments

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low temperature coefficient
• Low power consumption

Disadvantages

• Limited output voltage options
• Sensitive to noise and fluctuations in the supply voltage

Working Principles

The LM385Z-2.5/LFT7 operates based on the bandgap reference principle, where the voltage across a semiconductor junction is used to generate a stable reference voltage.

Detailed Application Field Plans

The LM385Z-2.5/LFT7 finds applications in various fields including: - Precision analog signal conditioning - Battery management systems - Portable instrumentation - Voltage regulators and references

Detailed and Complete Alternative Models

Some alternative models to the LM385Z-2.5/LFT7 include: - LM4040 - REF02 - LT1236 - MAX6126

In conclusion, the LM385Z-2.5/LFT7 is a precision voltage reference that offers high accuracy, stability, and low power consumption, making it suitable for a wide range of precision analog circuit applications.

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