LM4040C30ILPR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Precision, Low Dropout, Micropower, Shunt Voltage Reference
• Package: SOT-23-3
• Essence: Provides a stable and accurate voltage reference for various electronic applications.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Output Voltage: 3.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 100 ppm/°C
• Operating Current: 60 µA typical
• Dropout Voltage: 200 mV typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4040C30ILPR is a three-pin device with the following pin configuration:

• Pin 1: VOUT (Output Voltage)
• Pin 2: GND (Ground)
• Pin 3: VIN (Input Voltage)

Functional Features

• Provides a precise and stable 3.0V output voltage reference.
• Low dropout voltage allows for efficient operation even with low input voltages.
• Micropower consumption ensures minimal power dissipation.
• Excellent initial accuracy and temperature coefficient ensure reliable performance over a wide range of operating conditions.

Advantages

• High precision and stability make it suitable for demanding applications.
• Low dropout voltage enables efficient power management.
• Micropower consumption extends battery life in portable devices.
• Small package size allows for space-saving integration into compact designs.

Disadvantages

• Limited output voltage options restrict its use in certain applications requiring different reference voltages.
• Sensitivity to temperature changes may require additional compensation circuitry in some cases.

Working Principles

The LM4040C30ILPR is a shunt voltage reference that operates by maintaining a constant voltage drop across its terminals. It utilizes a precision bandgap core and feedback circuitry to achieve accurate output voltage regulation. The device compensates for temperature variations to ensure stable performance over a wide temperature range.

Detailed Application Field Plans

The LM4040C30ILPR is commonly used in various electronic applications, including:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage regulators
4. Battery management systems
5. Portable devices requiring stable reference voltages

Detailed and Complete Alternative Models

• LM4040AIM3-2.5/NOPB: 2.5V precision voltage reference
• LM4040CIM3-5.0/NOPB: 5.0V precision voltage reference
• LM4040DIM3-10.0/NOPB: 10.0V precision voltage reference
• LM4040QIM3-1.2/NOPB: 1.2V precision voltage reference

These alternative models provide different output voltage options to suit specific application requirements.

In conclusion, the LM4040C30ILPR is a precision voltage reference IC that offers stable and accurate 3.0V output voltage. Its low dropout, micropower characteristics, and small package make it suitable for various electronic applications. However, its limited output voltage options and sensitivity to temperature changes should be considered when selecting alternative models or designing circuits.