LT1431MPS8#PBF

Product Overview

Category

The LT1431MPS8#PBF belongs to the category of voltage references.

Use

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

Characteristics

• High accuracy and stability
• Low temperature coefficient
• Wide operating voltage range
• Low output impedance
• Fast response time

Package

The LT1431MPS8#PBF comes in an MPS8 package.

Essence

The essence of this product lies in its ability to provide a stable and accurate voltage reference for precise circuit operation.

Packaging/Quantity

The LT1431MPS8#PBF is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Reference Voltage: 2.5V
• Initial Accuracy: ±0.4%
• Temperature Coefficient: 20ppm/°C
• Operating Voltage Range: 2.5V to 36V
• Output Current: Up to 100mA
• Quiescent Current: 60µA

Detailed Pin Configuration

The LT1431MPS8#PBF has the following pin configuration:

1. Vref (Reference Voltage Output)
2. Anode (Shunt Regulator Input)
3. Cathode (Shunt Regulator Output)
4. NC (No Connection)
5. NC (No Connection)
6. NC (No Connection)
7. NC (No Connection)
8. GND (Ground)

Functional Features

• Precise voltage reference
• Shunt regulator operation
• Overvoltage protection
• Low quiescent current
• Wide operating voltage range

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure reliable circuit performance.
• Low temperature coefficient minimizes voltage drift with temperature changes.
• Wide operating voltage range allows for versatile applications.
• Low output impedance enables efficient voltage regulation.
• Fast response time ensures quick circuit response.

Disadvantages

• Limited output current capacity may restrict usage in high-power applications.
• Requires external components for proper operation.
• Sensitivity to input voltage fluctuations may affect overall circuit performance.

Working Principles

The LT1431MPS8#PBF operates as a shunt regulator, maintaining a stable reference voltage across its terminals. It compares the voltage at its anode terminal with the internal reference voltage and adjusts the current flowing through the cathode terminal to maintain a constant voltage drop. This ensures a precise and stable output voltage regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

The LT1431MPS8#PBF finds applications in various fields, including:

1. Precision measurement equipment
2. Power supply circuits
3. Battery charging systems
4. Voltage regulators
5. Audio amplifiers
6. Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1431MPS8#PBF include:

1. LM4040CIM3-2.5/NOPB
2. MAX6126AASA25+
3. REF5025AIDGKT
4. ADR4550BRZ

These alternatives can be considered based on specific requirements and availability.

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