LM4040CIZ-3.0/NOPB

Product Overview

Category

The LM4040CIZ-3.0/NOPB belongs to the category of voltage references.

Use

It is commonly used as a precision shunt regulator for various applications.

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Wide operating voltage range
• Low quiescent current consumption

Package

The LM4040CIZ-3.0/NOPB is available in a small SOT-23 package.

Essence

This product serves as a precise voltage reference, providing a stable output voltage for other electronic components.

Packaging/Quantity

The LM4040CIZ-3.0/NOPB is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Output Voltage: 3.0V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 20ppm/°C
• Operating Voltage Range: 2.7V to 10V
• Quiescent Current: 60µA (typical)

Detailed Pin Configuration

The LM4040CIZ-3.0/NOPB has three pins:

1. VOUT: Output pin, provides the stable 3.0V reference voltage.
2. GND: Ground pin, connected to the common ground of the circuit.
3. VIN: Input pin, receives the input voltage for regulation.

Functional Features

• Precise Voltage Reference: The LM4040CIZ-3.0/NOPB ensures a highly accurate and stable output voltage of 3.0V.
• Low Temperature Coefficient: It exhibits a low temperature coefficient, minimizing voltage variations with temperature changes.
• Wide Operating Voltage Range: The device can operate within a wide voltage range of 2.7V to 10V, making it suitable for various applications.
• Low Quiescent Current Consumption: The LM4040CIZ-3.0/NOPB consumes only 60µA of quiescent current, reducing power consumption.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable voltage reference.
• Low temperature coefficient minimizes voltage drift with temperature changes.
• Wide operating voltage range allows flexibility in different circuit designs.
• Low quiescent current consumption reduces power consumption.

Disadvantages

• Limited output voltage options (only 3.0V available).
• SOT-23 package may not be suitable for all applications requiring higher power dissipation.

Working Principles

The LM4040CIZ-3.0/NOPB utilizes a bandgap voltage reference circuit to generate a precise and stable 3.0V output voltage. It compensates for temperature variations by employing a proportional-to-absolute-temperature (PTAT) current source and a negative temperature coefficient (NTC) resistor. This design ensures accurate voltage regulation over a wide temperature range.

Detailed Application Field Plans

The LM4040CIZ-3.0/NOPB finds applications in various fields, including:

1. Precision Instrumentation: Provides a stable voltage reference for accurate measurements in scientific instruments.
2. Industrial Control Systems: Ensures precise voltage regulation in control systems for improved performance and reliability.
3. Automotive Electronics: Used as a voltage reference in automotive electronic systems, such as engine management and safety systems.
4. Communication Equipment: Provides a stable voltage reference for reliable operation of communication devices.
5. Power Management: Used in power supply circuits to maintain a stable voltage for other components.

Detailed and Complete Alternative Models

1. LM4040AIM3-3.0/NOPB: Similar to LM4040CIZ-3.0/NOPB, but available in a SOT-23 package.
2. LM4040CIZ-5.0/NOPB: Provides a 5.0V output voltage with similar characteristics and package as LM4040CIZ-3.0/NOPB.
3. LM4041CIZ-ADJ/NOPB: Adjustable voltage reference with similar characteristics and package as LM4040CIZ-3.0/NOPB.

(Note: This list is not exhaustive and other alternative models may exist.)

In conclusion, the LM4040CIZ-3.0/NOPB is a precision voltage reference that offers high accuracy, stability, and low temperature coefficient. Its wide operating voltage range and low quiescent current consumption make it suitable for various applications. However, it has limited output voltage options and the SOT-23 package may have limitations in certain scenarios. The device operates based on a bandgap voltage reference circuit and finds applications in precision instrumentation, industrial control systems, automotive electronics, communication equipment, and power management. Alternative models such as LM4040AIM3-3.0/N