LM4132CMFX-2.5

Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low Dropout Voltage - High Accuracy - Low Quiescent Current - Small Package Size

Package: SOT-23

Essence: LM4132CMFX-2.5 is a voltage reference IC that provides a stable and accurate voltage output.

Packaging/Quantity: The LM4132CMFX-2.5 is typically sold in reels of 3000 units.

Specifications

The LM4132CMFX-2.5 has the following specifications:

• Output Voltage: 2.5V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 60µA (typical)
• Temperature Coefficient: 50ppm/°C (typical)
• Line Regulation: 0.02% (typical)
• Load Regulation: 0.05% (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4132CMFX-2.5 has three pins:

1. VOUT: Output Voltage
2. GND: Ground
3. VIN: Input Voltage

Functional Features

The LM4132CMFX-2.5 offers the following functional features:

• Low dropout voltage allows for efficient operation even with small input-output differentials.
• High accuracy ensures precise voltage references for various applications.
• Low quiescent current minimizes power consumption, making it suitable for battery-powered devices.
• Small package size (SOT-23) enables space-saving designs.

Advantages and Disadvantages

Advantages: - Low dropout voltage improves efficiency. - High accuracy ensures reliable voltage references. - Low quiescent current extends battery life. - Small package size allows for compact designs.

Disadvantages: - Limited output voltage options (only 2.5V in this case). - Sensitive to input voltage fluctuations. - May require additional external components for specific applications.

Working Principles

The LM4132CMFX-2.5 operates based on bandgap reference principles. It utilizes a temperature-stable voltage reference and an error amplifier to regulate the output voltage. The internal circuitry compensates for temperature changes, ensuring accurate voltage output across a wide temperature range.

Detailed Application Field Plans

The LM4132CMFX-2.5 is commonly used in various applications, including:

1. Precision Instrumentation: Provides stable voltage references for precise measurements.
2. Portable Electronics: Suitable for battery-powered devices due to low quiescent current.
3. Industrial Control Systems: Ensures accurate voltage references for control circuits.
4. Automotive Electronics: Used in automotive systems requiring reliable voltage references.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to LM4132CMFX-2.5 include:

1. LT6656: Voltage reference IC with high accuracy and low dropout voltage.
2. MAX6190: Low-power voltage reference IC with small package size.
3. REF3030: Precision voltage reference IC with low temperature coefficient.

These alternatives can be considered based on specific requirements and application needs.

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