LM4040D25IDBZR

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

Package: SOT-23-3

Essence: The LM4040D25IDBZR is a precision voltage reference IC that provides a stable and accurate output voltage. It is commonly used in various electronic circuits where a precise voltage reference is required.

Packaging/Quantity: The LM4040D25IDBZR is available in a SOT-23-3 package, which is a small surface-mount package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV @ 10mA
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA

Detailed Pin Configuration

The LM4040D25IDBZR has three pins:

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

Functional Features

• Precise Output Voltage: The LM4040D25IDBZR provides a stable and accurate output voltage of 2.5V, making it suitable for applications requiring a precise voltage reference.
• Low Dropout Voltage: With a dropout voltage of only 60mV at 10mA, the LM4040D25IDBZR minimizes power dissipation and is ideal for low-power applications.
• High Accuracy and Stability: The initial accuracy of ±0.1% and low temperature coefficient of 50ppm/°C ensure reliable and stable voltage references over a wide temperature range.
• Wide Operating Temperature Range: The LM4040D25IDBZR can operate in temperatures ranging from -40°C to +85°C, making it suitable for various environmental conditions.

Advantages and Disadvantages

Advantages: - Precise and stable output voltage - Low dropout voltage - Wide operating temperature range - Small package size for space-constrained applications

Disadvantages: - Limited output voltage options (only 2.5V) - Higher quiescent current compared to some other voltage references

Working Principles

The LM4040D25IDBZR is based on a bandgap voltage reference circuit that generates a stable reference voltage using a combination of bipolar and CMOS technologies. It utilizes a precision temperature-compensated bandgap core to provide accurate and stable output voltage.

Detailed Application Field Plans

The LM4040D25IDBZR can be used in various electronic circuits and systems that require a precise voltage reference. Some common application areas include:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Sensor calibration
5. Precision measurement equipment
6. Battery-powered devices

Detailed and Complete Alternative Models

1. LM4040AIM3-2.5/NOPB: 2.5V precision voltage reference in SOT-23-3 package
2. LT1461AIS8-2.5#PBF: 2.5V precision micropower shunt voltage reference in SOIC-8 package
3. MAX6126AASA25+: 2.5V ultra-low-noise precision voltage reference in SOIC-8 package
4. REF5025AIDGKT: 2.5V precision voltage reference with low dropout voltage in VSSOP-8 package

These alternative models offer similar functionality and characteristics to the LM4040D25IDBZR, providing options for different package sizes or additional features.

In conclusion, the LM4040D25IDBZR is a precision voltage reference IC that offers accurate and stable output voltage. Its small package size, low dropout voltage, and wide operating temperature range make it suitable for various electronic applications requiring precise voltage references.