LM4041QCIM3-ADJ/NO

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Adjustable output voltage - Low dropout voltage - High accuracy and stability - Low quiescent current - Small package size - Wide operating temperature range

Package: SOT-23-3

Essence: The LM4041QCIM3-ADJ/NO is a precision voltage reference IC that provides an adjustable output voltage with high accuracy and stability. It is commonly used in various electronic circuits where a stable voltage reference is required.

Packaging/Quantity: The LM4041QCIM3-ADJ/NO is available in a small SOT-23-3 package. It is typically sold in reels or tubes containing a specified quantity of ICs.

Specifications

• Output Voltage Range: Adjustable from 1.225V to 10V
• Initial Accuracy: ±0.2%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV at 100mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4041QCIM3-ADJ/NO has three pins arranged as follows:

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| | --| VOUT |-- --| ADJ |-- --| GND |-- |_______| ```

Pin Description: - VOUT: Output Voltage - ADJ: Adjust Pin - GND: Ground

Functional Features

1. Adjustable Output Voltage: The LM4041QCIM3-ADJ/NO allows the user to adjust the output voltage within a specified range, providing flexibility in various applications.

2. Low Dropout Voltage: The IC has a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage.

3. High Accuracy and Stability: With an initial accuracy of ±0.2% and a low temperature coefficient, the LM4041QCIM3-ADJ/NO provides precise and stable voltage references.

4. Low Quiescent Current: The IC consumes only 60µA of quiescent current, making it suitable for battery-powered applications where power efficiency is crucial.

5. Small Package Size: The SOT-23-3 package offers a compact form factor, allowing for space-saving designs in various electronic devices.

6. Wide Operating Temperature Range: The LM4041QCIM3-ADJ/NO can operate reliably in a wide temperature range from -40°C to +125°C, making it suitable for harsh environments.

Advantages and Disadvantages

Advantages: - Adjustable output voltage - High accuracy and stability - Low dropout voltage - Low quiescent current - Small package size - Wide operating temperature range

Disadvantages: - Limited output voltage range (1.225V to 10V)

Working Principles

The LM4041QCIM3-ADJ/NO utilizes bandgap reference technology to generate a stable voltage reference. It compares the voltage across a precision resistor network with a built-in temperature-compensated voltage reference. By adjusting the ADJ pin voltage, the output voltage can be set within the specified range.

Detailed Application Field Plans

The LM4041QCIM3-ADJ/NO finds applications in various fields, including:

1. Precision Instrumentation: It is used as a voltage reference in precision measurement instruments, such as digital multimeters and oscilloscopes, to ensure accurate readings.

2. Power Management: The IC is employed in power management circuits to provide a stable reference voltage for voltage regulators, ensuring reliable and efficient power delivery.

3. Sensor Calibration: It is utilized in sensor calibration circuits to generate a precise reference voltage for calibrating sensors, such as temperature sensors or pressure sensors.

4. Analog-to-Digital Conversion: The LM4041QCIM3-ADJ/NO serves as a voltage reference in analog-to-digital converters (ADCs), enabling accurate conversion of analog signals into digital data.

Detailed and Complete Alternative Models

1. LM4040CIM3-ADJ: Similar to LM4041QCIM3-ADJ/NO, but with a fixed output voltage of 2.5V.
2. LM4040AIM3-ADJ: Another alternative with a fixed output voltage of 1.225V.
3. LM4040DIM3-ADJ: Similar to LM4041QCIM3-ADJ/NO, but with a fixed output voltage of 4.096V.

These alternative models offer similar features and characteristics, but with different fixed output voltages to suit