LM4041EIM7X-1.2

Product Overview

Category

The LM4041EIM7X-1.2 belongs to the category of voltage references.

Use

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

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Low dropout voltage
• Wide operating range
• Small package size

Package

The LM4041EIM7X-1.2 is available in an SOT-23-3 package.

Essence

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

Packaging/Quantity

The LM4041EIM7X-1.2 is typically packaged in reels containing 3000 units.

Specifications

• Output Voltage: 1.2V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Dropout Voltage: 60mV (typical)
• Operating Current: 60µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM4041EIM7X-1.2 has three pins:

1. VOUT: Output pin, connected to the load.
2. GND: Ground pin, connected to the common ground.
3. VIN: Input pin, connected to the input voltage source.

Functional Features

• Precise voltage reference with low drift over temperature
• Low power consumption
• Excellent line and load regulation
• Short-circuit current limiting
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low dropout voltage minimizes power dissipation.
• Wide operating range allows for versatile applications.
• Small package size saves board space.

Disadvantages

• Limited output voltage options.
• Relatively higher initial cost compared to some alternatives.

Working Principles

The LM4041EIM7X-1.2 operates based on the bandgap reference principle. It utilizes a precision temperature-compensated bandgap core to generate a stable reference voltage. This voltage is then used as a reference for other components in the circuit, ensuring accurate and reliable operation.

Detailed Application Field Plans

The LM4041EIM7X-1.2 finds applications in various fields, including:

1. Precision analog circuits
2. Voltage regulators
3. Data acquisition systems
4. Portable devices
5. Battery-powered equipment
6. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as substitutes for the LM4041EIM7X-1.2 include:

1. LT1236ACS8-1.2: 1.2V precision shunt voltage reference with similar specifications.
2. MAX6126AASA25: 2.5V ultra-low-noise voltage reference with excellent stability.
3. REF102CU: 10V precision voltage reference suitable for high-precision applications.

These alternative models offer different output voltages and may have varying characteristics, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the LM4041EIM7X-1.2 is a highly accurate and stable voltage reference used in various electronic applications. Its small package size, low dropout voltage, and wide operating range make it a popular choice among designers. However, it has limited output voltage options and a relatively higher initial cost compared to some alternatives.