LM4040D25QDBZT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Precision, Low Dropout, Micropower, Shunt Voltage Reference
• Package: SOT-23-3
• Essence: The LM4040D25QDBZT 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 LM4040D25QDBZT is available in a SOT-23-3 package and is typically sold in reels of 3000 units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Operating Current: 60µA
• Dropout Voltage: 200mV
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4040D25QDBZT has three pins:

1. VOUT: Output pin, connected to the load or circuit requiring a stable voltage reference.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, connected to the power supply voltage.

Functional Features

• Provides a stable and accurate 2.5V reference voltage.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Excellent initial accuracy and temperature coefficient ensure precise voltage references over a wide range of operating conditions.
• Low operating current minimizes power consumption.
• Compact SOT-23-3 package allows for easy integration into various circuit designs.

Advantages and Disadvantages

Advantages: - High precision and stability. - Low dropout voltage. - Low operating current. - Wide operating temperature range. - Compact package size.

Disadvantages: - Limited output voltage options (only 2.5V in this case). - Not suitable for applications requiring higher output voltages.

Working Principles

The LM4040D25QDBZT is based on a bandgap voltage reference circuit that generates a stable voltage reference using a combination of bipolar and CMOS technologies. It utilizes a precise temperature-compensated bandgap core to provide a highly accurate output voltage.

Detailed Application Field Plans

The LM4040D25QDBZT can be used in various electronic circuits and systems where a stable and accurate voltage reference is required. Some common application areas include:

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

Detailed and Complete Alternative Models

• LM4040AIM3-2.5/NOPB
• LT1004CZ-2.5#PBF
• MAX6126AASA25+
• REF102CU
• ADR4550BRZ

These alternative models offer similar functionality and performance characteristics to the LM4040D25QDBZT and can be considered as alternatives depending on specific requirements and availability.

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