Texas Instruments
قد تكون الصورة تمثيلية.
راجع المواصفات للحصول على تفاصيل المنتج.
TLVH431IDBZRG4
عرض التفاصيل جداول البيانات

TLVH431IDBZRG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Reference
  • Characteristics: Low-voltage adjustable precision shunt regulator
  • Package: SOT-23 (Small Outline Transistor 23)
  • Essence: Provides a stable voltage reference for various applications
  • Packaging/Quantity: Tape and Reel, 3000 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)
  • Dropout Voltage: 400mV (Typical)

Detailed Pin Configuration

The TLVH431IDBZRG4 has three pins:

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

Functional Features

  • Adjustable output voltage with a simple external resistor divider network.
  • Low operating current of typically 60µA.
  • High accuracy and stability over temperature and time.
  • Fast response time to changes in input voltage.
  • Low dropout voltage allows operation at low input voltages.

Advantages and Disadvantages

Advantages

  • Wide range of adjustable output voltages.
  • Excellent line and load regulation.
  • Low quiescent current consumption.
  • Small package size enables space-saving designs.
  • High accuracy and stability.

Disadvantages

  • Limited output current capability (up to 100mA).
  • Dropout voltage may limit operation in low voltage applications.

Working Principles

The TLVH431IDBZRG4 is a precision shunt regulator that maintains a stable voltage reference across the cathode and reference pins. By adjusting the resistor divider network connected to the reference pin, the output voltage can be set within the specified range. The TLVH431IDBZRG4 compares the reference voltage with the feedback voltage and adjusts the current flowing through the cathode pin to maintain a constant output voltage.

Detailed Application Field Plans

The TLVH431IDBZRG4 is widely used in various applications, including:

  1. Voltage regulation in power supplies.
  2. Battery charging circuits.
  3. Precision measurement equipment.
  4. Audio amplifiers and preamplifiers.
  5. Industrial control systems.
  6. Automotive electronics.
  7. LED lighting applications.

Detailed and Complete Alternative Models

  • TL431AQDBZR: Adjustable Precision Shunt Regulator, SOT-23 package.
  • TL431BQDBZR: Adjustable Precision Shunt Regulator, SOT-23 package, improved specifications.
  • TL431CQDBZR: Adjustable Precision Shunt Regulator, SOT-23 package, enhanced accuracy.

(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's datasheet for a complete list.)

Word Count: 345

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق TLVH431IDBZRG4 في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of TLVH431IDBZRG4 in technical solutions:

  1. Q: What is TLVH431IDBZRG4? A: TLVH431IDBZRG4 is a voltage reference and shunt regulator IC that provides a stable reference voltage for various applications.

  2. Q: What is the purpose of TLVH431IDBZRG4? A: TLVH431IDBZRG4 is commonly used to regulate voltage levels, provide accurate voltage references, and protect sensitive components from overvoltage conditions.

  3. Q: What is the voltage range supported by TLVH431IDBZRG4? A: TLVH431IDBZRG4 supports a voltage range from 1.24V to 18V.

  4. Q: How does TLVH431IDBZRG4 work? A: TLVH431IDBZRG4 operates as a shunt regulator, maintaining a constant voltage between its reference pin and ground by adjusting the current flowing through it.

  5. Q: Can TLVH431IDBZRG4 be used in battery-powered applications? A: Yes, TLVH431IDBZRG4 can be used in battery-powered applications as it has low quiescent current consumption, making it suitable for power-sensitive designs.

  6. Q: What are the typical applications of TLVH431IDBZRG4? A: TLVH431IDBZRG4 is commonly used in voltage regulators, power supplies, battery chargers, audio amplifiers, and other precision analog circuits.

  7. Q: Does TLVH431IDBZRG4 have built-in protection features? A: Yes, TLVH431IDBZRG4 has built-in protection features such as overvoltage protection and thermal shutdown to safeguard the connected components.

  8. Q: What is the output voltage accuracy of TLVH431IDBZRG4? A: TLVH431IDBZRG4 has a typical output voltage accuracy of ±1%.

  9. Q: Can TLVH431IDBZRG4 be used in high-temperature environments? A: Yes, TLVH431IDBZRG4 is designed to operate in a wide temperature range from -40°C to 125°C, making it suitable for high-temperature applications.

  10. Q: Is TLVH431IDBZRG4 available in different package options? A: Yes, TLVH431IDBZRG4 is available in various package options, including SOT-23, SOT-89, and TO-92, providing flexibility for different PCB layouts and designs.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.