TLV431BIDCKT

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Adjustable Precision Shunt Regulator - Low Output Voltage Deviation Over Temperature - Low Dynamic Output Impedance - Wide Operating Current Range - High Initial Accuracy

Package: SC-70, SOT-23, SOT-23-5

Essence: The TLV431BIDCKT is a precision shunt regulator that can be used to provide a stable reference voltage. It is commonly used in various electronic circuits where a precise voltage reference is required.

Packaging/Quantity: The TLV431BIDCKT is available in tape and reel packaging with 3000 units per reel.

Specifications

• Reference Voltage: Adjustable from 1.24V to 6V
• Operating Current Range: 1μA to 100mA
• Initial Accuracy: ±1%
• Temperature Coefficient: 50ppm/°C
• Output Voltage Deviation Over Temperature: ±0.5%
• Dynamic Output Impedance: 0.25Ω

Detailed Pin Configuration

The TLV431BIDCKT 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

• Adjustable output voltage allows for flexibility in various applications.
• High initial accuracy ensures precise voltage regulation.
• Low dynamic output impedance provides stability under varying load conditions.
• Wide operating current range accommodates different circuit requirements.
• Low output voltage deviation over temperature ensures consistent performance.

Advantages

• Easy to use and integrate into electronic circuits.
• Provides a stable and accurate reference voltage.
• Wide operating current range allows for versatile applications.
• Small package size enables space-saving designs.
• Low output voltage deviation over temperature ensures reliable performance.

Disadvantages

• Limited output current capability compared to other voltage regulators.
• Requires an external resistor for voltage adjustment.

Working Principles

The TLV431BIDCKT operates as a shunt regulator, maintaining a stable reference voltage between the cathode and reference pins. By adjusting the voltage at the reference pin using an external resistor divider network, the output voltage can be set within the specified range. The TLV431BIDCKT compares the reference voltage with the input voltage and adjusts the current flowing through the device to maintain a constant output voltage.

Detailed Application Field Plans

The TLV431BIDCKT is widely used in various electronic applications, including:

1. Voltage references in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
2. Precision voltage regulation in power supplies and battery management systems.
3. Current limiting and protection circuits.
4. Voltage monitoring and threshold detection circuits.
5. Temperature sensors and compensation circuits.

Detailed and Complete Alternative Models

1. TL431BIDCKT: Similar to TLV431BIDCKT but with a fixed 2.5V reference voltage.
2. LM4040CIM3-2.5/NOPB: Precision shunt voltage reference with a fixed 2.5V output.
3. REF3030AIDBZT: Adjustable precision voltage reference with a wide operating current range.

These alternative models offer similar functionality and can be considered as substitutes for the TLV431BIDCKT in different applications.

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