LM4041D12QDBZT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low dropout voltage - High accuracy - Low temperature coefficient - Wide operating range - Small package size

Package: SOT-23

Essence: The LM4041D12QDBZT is a precision voltage reference IC that provides a stable and accurate output voltage. It is commonly used in various electronic devices where a precise voltage reference is required.

Packaging/Quantity: The LM4041D12QDBZT is available in a SOT-23 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

The LM4041D12QDBZT has the following specifications:

• Output Voltage: 1.225V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV at 100mA
• Operating Range: -40°C to +85°C
• Quiescent Current: 60µA

Pin Configuration

The LM4041D12QDBZT has three pins:

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

Functional Features

• High accuracy and stability: The LM4041D12QDBZT provides a highly accurate and stable output voltage, making it suitable for precision applications.
• Low dropout voltage: With a low dropout voltage of only 60mV at 100mA, the LM4041D12QDBZT minimizes power dissipation and is ideal for battery-powered devices.
• Wide operating range: It can operate within a wide temperature range of -40°C to +85°C, making it suitable for various environmental conditions.
• Low temperature coefficient: The LM4041D12QDBZT has a low temperature coefficient of 50ppm/°C, ensuring that the output voltage remains stable over a wide temperature range.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Wide operating range - Small package size

Disadvantages: - Limited output voltage options (only 1.225V)

Working Principles

The LM4041D12QDBZT is based on a bandgap reference circuit that generates a precise voltage reference. It uses a combination of bipolar and CMOS technologies to achieve high accuracy and stability. The internal circuitry compensates for temperature variations, ensuring that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The LM4041D12QDBZT can be used in various applications, including:

1. Precision analog circuits: It provides a stable voltage reference for precision analog-to-digital converters, digital-to-analog converters, and operational amplifiers.
2. Power management systems: It can be used as a voltage reference in power management ICs, ensuring accurate voltage regulation.
3. Sensor calibration: The LM4041D12QDBZT can be used to calibrate sensors that require a precise voltage reference, such as temperature sensors or pressure sensors.

Detailed and Complete Alternative Models

Some alternative models to the LM4041D12QDBZT include:

1. LM4040DIZ-1.2: This is another precision voltage reference IC with an output voltage of 1.2V. It has similar characteristics and package options.
2. LT1236ACS8-1.2: This is a precision shunt voltage reference IC with an output voltage of 1.2V. It offers high accuracy and stability.

These alternative models can be considered based on specific application requirements and availability.

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