TLVH431CDBVR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low-voltage, adjustable precision shunt regulator
• Package: SOT-23 (Small Outline Transistor)
• Essence: TLVH431CDBVR is a voltage reference IC that provides a stable output voltage regardless of input voltage variations.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Reference Voltage Range: 1.24V to 6V
• Operating Voltage Range: 2.5V to 16V
• Output Current: Up to 100mA
• Temperature Range: -40°C to +125°C
• Accuracy: ±1%
• Low Dynamic Output Impedance

Detailed Pin Configuration

The TLVH431CDBVR has three pins:

1. Anode (A): Connected to the positive terminal of the power supply.
2. Cathode (K): Connected to the load or ground.
3. Adjust (ADJ): Used to set the desired output voltage.

Functional Features

• Provides a stable reference voltage for various applications.
• Adjustable output voltage allows flexibility in design.
• Low dynamic output impedance ensures accurate voltage regulation.
• Wide operating voltage range enables compatibility with different power sources.
• High accuracy ensures precise voltage references.

Advantages

• Simple and cost-effective solution for voltage regulation.
• Adjustable output voltage allows customization for specific requirements.
• Low quiescent current minimizes power consumption.
• Wide temperature range makes it suitable for various environments.
• Small package size saves board space.

Disadvantages

• Limited output current may not be sufficient for high-power applications.
• Requires external components for proper operation.
• Sensitivity to input voltage fluctuations may affect performance in some cases.

Working Principles

The TLVH431CDBVR is a shunt regulator that maintains a stable output voltage by comparing the reference voltage with the input voltage. It adjusts the current flowing through the internal resistor to keep the output voltage constant, compensating for any variations in the input voltage.

Detailed Application Field Plans

The TLVH431CDBVR is widely used in various applications, including:

1. Voltage regulators in power supplies and battery-powered devices.
2. Precision measurement equipment.
3. Audio amplifiers and signal processing circuits.
4. Industrial control systems.
5. Automotive electronics.
6. LED lighting systems.

Detailed and Complete Alternative Models

Some alternative models to TLVH431CDBVR include:

1. TL431CDBZR: Similar specifications but available in a different package (TO-92).
2. LM4040CIZ-5.0: Fixed 5V voltage reference with similar accuracy and temperature range.
3. LT1009CZ: Adjustable precision shunt regulator with higher output current capability.

These alternative models offer similar functionality and can be considered based on specific requirements.

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