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TLVH431AQDBZTG4
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TLVH431AQDBZTG4

Product Overview

  • Category: Integrated Circuits
  • Use: Voltage Reference
  • Characteristics: Low-voltage adjustable precision shunt regulator
  • Package: SOT-23 (Small Outline Transistor)
  • Essence: Precision voltage reference with adjustable output
  • Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Output Current: 100mA
  • Operating Temperature Range: -40°C to +125°C
  • Line Regulation: 0.2% typical
  • Load Regulation: 0.4% typical
  • Temperature Coefficient: 50ppm/°C typical
  • Input Voltage Range: 2.5V to 16V

Detailed Pin Configuration

The TLVH431AQDBZTG4 has three pins:

  1. Anode (A): Connected to the input voltage.
  2. Cathode (K): Connected to the ground or reference voltage.
  3. Adjust (ADJ): Output pin for the adjustable reference voltage.

Functional Features

  • Precision Voltage Reference: Provides a stable and accurate reference voltage.
  • Adjustable Output: The output voltage can be adjusted using external resistors.
  • Low Voltage Operation: Suitable for low voltage applications.
  • Low Quiescent Current: Consumes minimal current when not in use.
  • Short Circuit Protection: Built-in protection against short circuits.

Advantages and Disadvantages

Advantages

  • High precision and accuracy
  • Adjustable output voltage
  • Low quiescent current consumption
  • Small package size
  • Short circuit protection

Disadvantages

  • Limited output current capacity (100mA)
  • Restricted input voltage range (2.5V to 16V)

Working Principles

The TLVH431AQDBZTG4 is a precision shunt regulator that operates by comparing the reference voltage at the cathode pin with an adjustable voltage at the adjust pin. The output voltage is regulated by adjusting the resistance between the adjust and cathode pins. This allows for precise control of the output voltage within the specified range.

Detailed Application Field Plans

The TLVH431AQDBZTG4 is commonly used in various applications, including:

  1. Voltage Regulation: Provides a stable reference voltage for voltage regulation circuits.
  2. Battery Charging: Used in battery charging circuits to maintain a constant voltage.
  3. Power Supplies: Ensures accurate voltage regulation in power supply circuits.
  4. Audio Amplifiers: Used as a voltage reference in audio amplifier circuits.
  5. Temperature Sensors: Provides a stable reference voltage for temperature sensor circuits.

Detailed and Complete Alternative Models

  1. TL431AQDBZR: Similar to TLVH431AQDBZTG4 but without the low-voltage feature.
  2. TL431BQDBZR: Higher precision version with tighter tolerance.
  3. TL431CQDBZR: Improved temperature coefficient for better stability.

These alternative models offer similar functionality but may have different specifications or characteristics that suit specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TLVH431AQDBZTG4 i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of TLVH431AQDBZTG4 in technical solutions:

  1. Q: What is TLVH431AQDBZTG4? A: TLVH431AQDBZTG4 is a precision adjustable shunt voltage reference that can be used in various technical applications.

  2. Q: What is the purpose of TLVH431AQDBZTG4? A: TLVH431AQDBZTG4 is primarily used as a voltage reference to provide a stable and accurate voltage level in electronic circuits.

  3. Q: How does TLVH431AQDBZTG4 work? A: TLVH431AQDBZTG4 works by maintaining a constant voltage between its reference pin and ground, regardless of changes in input voltage or load conditions.

  4. Q: What is the voltage range of TLVH431AQDBZTG4? A: TLVH431AQDBZTG4 has an adjustable output voltage range from 1.24V to 18V.

  5. Q: Can TLVH431AQDBZTG4 be used in battery-powered applications? A: Yes, TLVH431AQDBZTG4 can be used in battery-powered applications as it operates over a wide supply voltage range (1.24V to 18V).

  6. Q: Is TLVH431AQDBZTG4 suitable for precision measurement applications? A: Yes, TLVH431AQDBZTG4 is suitable for precision measurement applications due to its low output voltage tolerance and temperature stability.

  7. Q: Can TLVH431AQDBZTG4 handle high currents? A: No, TLVH431AQDBZTG4 is not designed to handle high currents. It is typically used for low-power applications.

  8. Q: What are the typical applications of TLVH431AQDBZTG4? A: TLVH431AQDBZTG4 is commonly used in voltage regulators, power supplies, battery chargers, and other circuits requiring stable voltage references.

  9. Q: Does TLVH431AQDBZTG4 require external components for operation? A: Yes, TLVH431AQDBZTG4 requires external resistors to set the desired output voltage level.

  10. Q: Is TLVH431AQDBZTG4 available in different package options? A: Yes, TLVH431AQDBZTG4 is available in various package options, such as SOT-23 and SOIC, to suit different PCB layouts and assembly requirements.

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