LM4040C50IDBZTG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, small package size
• Package: SOT-23 (Small Outline Transistor 23)
• Essence: LM4040C50IDBZTG4 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: 5.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: ±50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 60µA typical
• Dropout Voltage: 200mV typical at 1mA load current

Pin Configuration

The LM4040C50IDBZTG4 has three pins:

1. VOUT: Output pin, provides the stable 5.0V reference voltage.
2. GND: Ground pin, connected to the circuit ground.
3. NC: No connection pin, not internally connected and left unconnected.

Functional Features

• High precision voltage reference with an initial accuracy of ±0.1%.
• Low dropout voltage ensures minimal power loss in the circuit.
• Wide operating temperature range allows for use in various environments.
• Low quiescent current minimizes power consumption.
• Small package size (SOT-23) enables space-saving designs.

Advantages and Disadvantages

Advantages

• High precision and accuracy.
• Low dropout voltage.
• Wide operating temperature range.
• Low power consumption.
• Small package size.

Disadvantages

• Limited output voltage options (only 5.0V).
• Not suitable for applications requiring higher output voltages.

Working Principles

The LM4040C50IDBZTG4 utilizes a bandgap reference circuit to generate a stable and accurate voltage reference. It compensates for temperature variations by employing a temperature coefficient compensation technique. The output voltage is regulated and remains constant even with changes in input voltage or load conditions.

Detailed Application Field Plans

The LM4040C50IDBZTG4 is commonly used in various electronic circuits that require a precise and stable voltage reference. Some typical application fields include:

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

Detailed and Complete Alternative Models

1. LM4040AIM3-5.0/NOPB: 5.0V precision voltage reference in SOT-23 package.
2. LT1021BCN8-5#PBF: 5.0V precision reference with ±0.05% initial accuracy in DIP-8 package.
3. REF5025AIDGKT: 5.0V precision voltage reference with ±0.02% initial accuracy in VSSOP-8 package.

These alternative models offer similar functionality and can be considered as substitutes for the LM4040C50IDBZTG4 depending on specific requirements.

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