LM4120IM5-2.5

Product Overview

Category

The LM4120IM5-2.5 belongs to the category of voltage references.

Use

This product is primarily used as a precision voltage reference in various electronic circuits.

Characteristics

• High accuracy: The LM4120IM5-2.5 provides a highly accurate output voltage.
• Low temperature coefficient: It exhibits a low temperature coefficient, ensuring stable performance across different operating conditions.
• Low power consumption: This voltage reference consumes minimal power, making it suitable for battery-powered applications.
• Small package size: The LM4120IM5-2.5 is available in a compact SOT-23 package, allowing for space-efficient integration into circuit designs.
• Wide operating range: It operates within a wide voltage range, providing flexibility in different applications.

Package and Quantity

The LM4120IM5-2.5 is typically packaged in a SOT-23 package. It is commonly available in reels or tubes containing multiple units.

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.1%
• Temperature Coefficient: 50ppm/°C
• Supply Voltage Range: 2.7V to 12V
• Quiescent Current: 80µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LM4120IM5-2.5 has three pins:

1. VOUT: Output voltage pin
2. GND: Ground pin
3. VIN: Input voltage pin

Functional Features

• Precision voltage reference: The LM4120IM5-2.5 provides a stable and accurate voltage reference for precise circuit operation.
• Low power consumption: It consumes minimal power, making it suitable for power-sensitive applications.
• Wide operating voltage range: The LM4120IM5-2.5 can operate within a wide range of input voltages, enhancing its versatility.
• Low temperature coefficient: Its low temperature coefficient ensures consistent performance across varying temperatures.

Advantages and Disadvantages

Advantages

• High accuracy and stability
• Low power consumption
• Compact package size
• Wide operating voltage range

Disadvantages

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

Working Principles

The LM4120IM5-2.5 utilizes bandgap reference technology to generate a precise and stable output voltage. It employs a combination of temperature-compensated diodes and amplifiers to achieve accurate voltage references.

Detailed Application Field Plans

The LM4120IM5-2.5 finds applications in various fields, including:

1. Precision measurement instruments
2. Data acquisition systems
3. Industrial control systems
4. Portable electronic devices
5. Battery-powered equipment

Alternative Models

Below are some alternative models that provide similar functionality:

1. LM4040IM3-2.5: 2.5V precision voltage reference in SOT-23 package.
2. LT1236CDE-2.5: 2.5V micropower precision shunt voltage reference.
3. REF5025AIDGKT: 2.5V precision voltage reference with low dropout voltage.

These alternative models offer comparable accuracy and features to the LM4120IM5-2.5, providing flexibility for different design requirements.

In conclusion, the LM4120IM5-2.5 is a precision voltage reference with high accuracy, low power consumption, and a compact package size. It finds applications in various fields and has alternative models available for specific design needs.