LM4132BMF-3.3

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Reference

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

Package: SOT-23

Essence: LM4132BMF-3.3 is a voltage reference IC that provides a stable and accurate output voltage of 3.3V.

Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Output Voltage: 3.3V
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 60µA (typical)
• Temperature Coefficient: 50ppm/°C (typical)
• Line Regulation: 0.02%/V (typical)
• Load Regulation: 0.05%/mA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4132BMF-3.3 has three pins:

1. VOUT: Output pin, provides the regulated 3.3V voltage.
2. GND: Ground pin, connected to the system ground.
3. VIN: Input pin, receives the input voltage for regulation.

Functional Features

• Low dropout voltage ensures efficient operation even with small input-output differentials.
• High accuracy provides a precise and stable output voltage.
• Low quiescent current minimizes power consumption.
• Small package size allows for space-saving designs.

Advantages and Disadvantages

Advantages: - Stable and accurate output voltage. - Low power consumption. - Compact package size. - Wide operating temperature range.

Disadvantages: - Limited output voltage options. - Not suitable for high current applications.

Working Principles

The LM4132BMF-3.3 is based on a bandgap voltage reference circuit. It utilizes a temperature-compensated reference diode to generate a stable voltage. This voltage is then compared to an internal precision voltage divider, resulting in a regulated 3.3V output.

Detailed Application Field Plans

The LM4132BMF-3.3 can be used in various applications, including but not limited to: 1. Battery-powered devices requiring a stable voltage reference. 2. Precision analog circuits and sensors. 3. Portable consumer electronics. 4. Industrial control systems. 5. Medical equipment.

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to the LM4132BMF-3.3 are:

1. LT6656: Voltage reference IC with low dropout voltage and high accuracy.
2. MAX6190: Low-power voltage reference IC with a wide operating temperature range.
3. REF3030: Precision voltage reference IC with low quiescent current.

These alternative models offer different specifications and package options, allowing designers to choose the most suitable option for their specific requirements.

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