LM4128DMFX-3.0/NOPB

Product Overview

Category

The LM4128DMFX-3.0/NOPB belongs to the category of voltage references.

Use

It is commonly used as a precision voltage reference in various electronic circuits.

Characteristics

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

Package

The LM4128DMFX-3.0/NOPB is available in a small SOT-23 package, which is suitable for surface mount applications.

Essence

The essence of LM4128DMFX-3.0/NOPB lies in its ability to provide a precise and stable voltage reference, ensuring accurate performance of electronic systems.

Packaging/Quantity

This product 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: 50ppm/°C
• Dropout Voltage: 200mV (typical)
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage Range: 2.7V to 12V
• Quiescent Current: 120µA (typical)

Detailed Pin Configuration

The LM4128DMFX-3.0/NOPB has three pins:

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

Functional Features

• Precise and stable output voltage
• Low power consumption
• Fast start-up time
• Excellent line and load regulation
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable performance.
• Low dropout voltage minimizes power dissipation.
• Wide operating temperature range allows for use in various environments.

Disadvantages

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

Working Principles

The LM4128DMFX-3.0/NOPB utilizes a bandgap reference circuit to generate a precise and stable output voltage. It compensates for temperature variations, ensuring consistent performance over a wide temperature range. The device operates by comparing the reference voltage with an internal feedback mechanism, adjusting the output accordingly.

Detailed Application Field Plans

The LM4128DMFX-3.0/NOPB finds application in various fields, including:

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

Detailed and Complete Alternative Models

1. LM4040AIM3-3.0/NOPB: 3.0V precision voltage reference in a SOT-23 package.
2. LT1461AIS8-3.0#PBF: 3.0V micropower precision shunt voltage reference in an SO-8 package.
3. MAX6126AASA30+: 3.0V ultra-low-noise precision voltage reference in an SO-8 package.

These alternative models offer similar functionality and can be considered as substitutes for the LM4128DMFX-3.0/NOPB.

In conclusion, the LM4128DMFX-3.0/NOPB is a high-precision voltage reference with excellent stability and accuracy. Its small package and wide operating temperature range make it suitable for various electronic applications. However, its limited output voltage options and package type should be taken into consideration when selecting alternatives.