LM4132EMF-3.3

Overview

Product Category

LM4132EMF-3.3 belongs to the category of voltage references.

Use

It is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Low quiescent current

Package

LM4132EMF-3.3 is available in a small SOT-23 package, which makes it suitable for space-constrained applications.

Essence

The essence of LM4132EMF-3.3 lies in its ability to provide a stable and accurate voltage reference, ensuring reliable performance of electronic systems.

Packaging/Quantity

This product is typically sold in reels or tubes containing a specific quantity of LM4132EMF-3.3 units, as per the manufacturer's packaging standards.

Specifications

• Output Voltage: 3.3V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 45µA (typical)

Detailed Pin Configuration

LM4132EMF-3.3 has three pins:

1. VOUT: Output voltage pin.
2. GND: Ground reference pin.
3. VIN: Input voltage pin.

Functional Features

LM4132EMF-3.3 offers the following functional features:

• High precision voltage reference for accurate voltage regulation.
• Low dropout voltage enables operation even with low input voltages.
• Low quiescent current minimizes power consumption.
• Excellent temperature stability ensures consistent performance across varying environmental conditions.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable circuit operation.
• Low dropout voltage allows for efficient power utilization.
• Small package size enables use in space-constrained applications.

Disadvantages

• Limited output voltage options (only 3.3V).
• Relatively higher cost compared to some other voltage references.

Working Principles

LM4132EMF-3.3 operates based on the bandgap reference principle. It utilizes a combination of temperature-dependent and temperature-independent voltages to generate a stable and accurate output voltage.

Detailed Application Field Plans

LM4132EMF-3.3 finds application in various electronic systems, including but not limited to:

1. Precision analog-to-digital converters (ADCs)
2. Voltage regulators
3. Battery management systems
4. Data acquisition systems
5. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to LM4132EMF-3.3 are:

1. LM4040: A series of precision voltage references with different output voltage options.
2. LT6654: Ultra-precision voltage reference with low drift and noise characteristics.
3. REF5025: High-accuracy voltage reference with low dropout voltage.

These alternative models offer similar functionality and can be chosen based on specific requirements and design constraints.

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