LM4040D10IDBZR

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Precision voltage reference - Low dropout voltage - High accuracy and stability - Wide operating temperature range - Small package size - Low power consumption

Package: SOT-23-3

Essence: The LM4040D10IDBZR is a precision voltage reference IC used to provide a stable and accurate voltage reference in various electronic circuits.

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

Specifications

• Output Voltage: 1.024V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: ±50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LM4040D10IDBZR has three pins:

1. VOUT: Output pin, provides the stable reference voltage of 1.024V.
2. GND: Ground pin, connected to the ground of the circuit.
3. VIN: Input pin, receives the supply voltage for the IC.

Functional Features

• High precision: The LM4040D10IDBZR offers a high initial accuracy of ±0.1%, ensuring precise voltage references.
• Low dropout voltage: With a low dropout voltage of 60mV, the IC can operate efficiently even with low input voltages.
• Temperature stability: The temperature coefficient of ±50ppm/°C ensures stable performance across a wide temperature range.
• Low power consumption: The quiescent current of 60µA minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Wide operating temperature range - Small package size - Low power consumption

Disadvantages: - Limited output voltage options (1.024V)

Working Principles

The LM4040D10IDBZR utilizes a bandgap reference circuit to generate a stable voltage reference. It compensates for temperature variations by using a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. This ensures that the output voltage remains constant over a wide temperature range.

Detailed Application Field Plans

The LM4040D10IDBZR is commonly used in various electronic circuits where a precise and stable voltage reference is required. Some typical application fields include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision measurement instruments
5. Sensor calibration circuits

Detailed and Complete Alternative Models

1. LM4040AIM3-1.2/NOPB: 1.2V precision voltage reference, SOT-23-3 package.
2. LT1461ACS8-5#PBF: 5V precision voltage reference, SOIC-8 package.
3. MAX6126AASA25+: 2.5V precision voltage reference, SOIC-8 package.
4. REF5025AIDGKT: 2.5V precision voltage reference, VSSOP-8 package.
5. ADR3412ARMZ-REEL7: 1.2V precision voltage reference, MSOP-8 package.

These alternative models offer different output voltages and package options, providing flexibility for various design requirements.

(Note: The content provided above is a sample and may not reflect the actual specifications or alternative models of LM4040D10IDBZR. Please refer to the manufacturer's datasheet for accurate information.)