TLVH431CLPR

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Reference
Characteristics: Low-voltage, adjustable precision shunt regulator
Package: SOT-89
Essence: Provides a stable voltage reference for various applications
Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

Reference Voltage Range: 1.24V to 6V
Output Current: Up to 100mA
Operating Temperature Range: -40°C to +125°C
Line Regulation: 0.2% typical
Load Regulation: 0.4% typical
Temperature Stability: 50ppm/°C typical
Quiescent Current: 80µA typical

Detailed Pin Configuration

The TLVH431CLPR has three pins:

Anode (A): Connected to the positive supply voltage.
Cathode (K): Connected to the load or ground.
Reference (R): Output pin providing the stable voltage reference.

Functional Features

Adjustable output voltage using external resistors.
Low operating current consumption.
High accuracy and stability over temperature and load variations.
Fast response time to changes in input voltage.
Short-circuit protection.

Advantages and Disadvantages

Advantages

Wide range of adjustable output voltages.
Excellent temperature stability.
Low quiescent current consumption.
Small package size.
Cost-effective solution.

Disadvantages

Limited output current capability.
Requires external resistors for voltage adjustment.
Not suitable for high-power applications.

Working Principles

The TLVH431CLPR is a precision shunt regulator that maintains a stable voltage reference across its reference pin. It operates by comparing the reference voltage with an internal bandgap voltage, generating a current that flows through the cathode pin. This current is then used to regulate the output voltage.

Detailed Application Field Plans

The TLVH431CLPR is widely used in various applications, including:

Voltage regulation in power supplies and battery chargers.
Current limiting circuits.
Voltage monitoring and protection circuits.
Precision analog circuits requiring stable reference voltages.
Temperature sensors and compensation circuits.

Detailed and Complete Alternative Models

TL431CLP: Similar specifications and package, but without the "VH" designation.
TLV431CLP: Low-voltage version with a reference voltage range of 0.6V to 6V.
TL431ACP: Higher accuracy version with tighter specifications.
TL431BQDBZR: Surface-mount package variant with different pin configuration.

(Note: This list is not exhaustive and other alternative models may exist.)

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням TLVH431CLPR у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of TLVH431CLPR:

Q: What is TLVH431CLPR? A: TLVH431CLPR is a voltage reference and shunt regulator commonly used in technical solutions.
Q: What is the purpose of TLVH431CLPR? A: TLVH431CLPR is used to provide a stable voltage reference or regulate voltage levels in various electronic circuits.
Q: How does TLVH431CLPR work? A: TLVH431CLPR operates by comparing a reference voltage with an input voltage, and then adjusting its output to maintain a constant voltage level.
Q: What is the voltage range supported by TLVH431CLPR? A: TLVH431CLPR typically supports a voltage range from 1.24V to 18V.
Q: Can TLVH431CLPR be used as a voltage regulator? A: Yes, TLVH431CLPR can be used as a voltage regulator by connecting it in parallel with a load to maintain a constant voltage across the load.
Q: What are the typical applications of TLVH431CLPR? A: TLVH431CLPR is commonly used in power supplies, battery chargers, voltage references, and other circuits requiring precise voltage regulation.
Q: Is TLVH431CLPR suitable for low-power applications? A: Yes, TLVH431CLPR is designed for low-power applications and has a low quiescent current, making it energy-efficient.
Q: Can TLVH431CLPR handle high currents? A: TLVH431CLPR can handle moderate currents, but for high-current applications, an external transistor is often used to amplify the current capability.
Q: What are the key features of TLVH431CLPR? A: TLVH431CLPR offers low voltage reference tolerance, low temperature coefficient, and built-in overcurrent and thermal protection.
Q: How should TLVH431CLPR be connected in a circuit? A: TLVH431CLPR requires connection to a stable voltage source, a load resistor, and appropriate bypass capacitors for stability. The datasheet provides detailed application circuit examples.

Please note that these answers are general and may vary depending on specific design considerations and requirements. It's always recommended to refer to the TLVH431CLPR datasheet and consult with an expert for accurate information.