AP431SHBZTR-G1

Product Overview

Category

AP431SHBZTR-G1 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

AP431SHBZTR-G1 is available in a small surface-mount SOT-23 package.

Essence

The essence of AP431SHBZTR-G1 lies in its ability to provide a stable reference voltage for precise voltage regulation in electronic systems.

Packaging/Quantity

AP431SHBZTR-G1 is typically packaged in reels, with each reel containing a specified quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Reference Voltage: 2.5V
• Operating Voltage Range: 2.5V to 36V
• Output Current: Up to 100mA
• Temperature Coefficient: ±0.5% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

AP431SHBZTR-G1 has three pins:

1. Anode (A): Connected to the positive supply voltage.
2. Cathode (K): Connected to the load or ground.
3. Reference (R): Provides the stable reference voltage.

Functional Features

• Voltage Regulation: AP431SHBZTR-G1 maintains a constant output voltage regardless of input voltage variations.
• Overvoltage Protection: It protects the load from excessive voltage by regulating the output.
• Short-Circuit Protection: In case of a short circuit, AP431SHBZTR-G1 limits the current flow to protect the circuitry.
• Low Power Consumption: It consumes minimal power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• High accuracy and stability ensure precise voltage regulation.
• Wide operating voltage range allows for versatile applications.
• Low output impedance minimizes voltage drops across the regulator.
• Fast response time enables quick voltage stabilization.

Disadvantages

• Limited output current capacity (up to 100mA).
• Requires external components for proper operation.
• Sensitive to temperature variations, although compensated by low temperature coefficient.

Working Principles

AP431SHBZTR-G1 operates based on the principle of a shunt regulator. It compares the reference voltage at the R pin with the voltage across a resistor connected in series with the load. By adjusting the current flowing through the shunt resistor, it regulates the output voltage to match the reference voltage.

Detailed Application Field Plans

AP431SHBZTR-G1 finds applications in various electronic systems, including but not limited to: - Power supplies - Battery chargers - Voltage regulators - Audio amplifiers - Instrumentation circuits

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP431SHBZTR-G1 are: - TL431 - LM4040 - LT1236 - MAX6126

These models offer similar functionality and can be used as substitutes depending on specific requirements and availability.

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