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TL432AQPK
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TL432AQPK

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Reference
  • Characteristics: Adjustable, Precision, Low Dropout Voltage
  • Package: TO-92, SOT-89, SOT-223
  • Essence: Shunt Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Reference Voltage Range: 1.24V to 20V
  • Output Current: Up to 100mA
  • Operating Temperature Range: -40°C to +85°C
  • Line Regulation: 0.2% typical
  • Load Regulation: 0.4% typical
  • Dropout Voltage: 0.6V typical at 10mA load current

Detailed Pin Configuration

The TL432AQPK has three pins:

  1. Anode (A): Connected to the reference voltage input.
  2. Cathode (K): Connected to the ground or negative supply.
  3. Adjust (ADJ): Output pin that provides the regulated voltage.

Functional Features

  • Provides a stable and precise reference voltage.
  • Adjustable output voltage using external resistors.
  • Low dropout voltage allows operation with small voltage differentials.
  • High accuracy and low temperature coefficient ensure reliable performance.
  • Fast response time to changes in input voltage or load conditions.

Advantages

  • Wide operating voltage range.
  • Low quiescent current consumption.
  • Excellent line and load regulation.
  • Easy to use and integrate into various circuits.
  • Cost-effective solution for voltage reference applications.

Disadvantages

  • Limited output current capability.
  • Requires external resistors for adjustable output voltage.
  • Sensitivity to temperature variations may require compensation in certain applications.

Working Principles

The TL432AQPK is a shunt regulator that maintains a stable output voltage by continuously adjusting the current flowing through it. It compares the reference voltage at the Anode pin with the voltage at the Adjust pin and adjusts the current accordingly to maintain a constant voltage drop across the device.

Detailed Application Field Plans

The TL432AQPK is widely used in various applications, including:

  1. Voltage references in precision measurement equipment.
  2. Voltage regulators in power supplies and battery chargers.
  3. Current limiters in LED drivers and motor control circuits.
  4. Overvoltage protection circuits in automotive electronics.
  5. Biasing circuits in audio amplifiers and signal processing systems.

Detailed and Complete Alternative Models

  • TL431AQDBZR: SOT-23 package, adjustable precision shunt regulator.
  • TLVH431AQDBZR: SOT-23 package, low-voltage adjustable precision shunt regulator.
  • TLVH432AQDBZR: SOT-23 package, low-voltage adjustable precision shunt regulator with improved accuracy.

(Note: This list is not exhaustive and there are other alternative models available from different manufacturers.)

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TL432AQPK dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TL432AQPK in technical solutions:

  1. Q: What is TL432AQPK? A: TL432AQPK is a precision shunt regulator that can be used for voltage reference, voltage monitoring, and voltage regulation applications.

  2. Q: What is the operating voltage range of TL432AQPK? A: The operating voltage range of TL432AQPK is typically from 2.5V to 36V.

  3. Q: How does TL432AQPK work as a voltage reference? A: TL432AQPK compares the input voltage with an internal reference voltage and adjusts its output to maintain a stable voltage level.

  4. Q: Can TL432AQPK be used for voltage monitoring? A: Yes, TL432AQPK can be used for voltage monitoring by comparing the monitored voltage with a reference voltage and generating an output signal accordingly.

  5. Q: What are the typical applications of TL432AQPK? A: TL432AQPK is commonly used in power supplies, battery chargers, audio amplifiers, and other electronic circuits requiring precise voltage regulation.

  6. Q: What is the output voltage accuracy of TL432AQPK? A: The output voltage accuracy of TL432AQPK is typically within ±2%.

  7. Q: Can TL432AQPK handle high currents? A: Yes, TL432AQPK can handle currents up to 100mA, making it suitable for various low to medium power applications.

  8. Q: Is TL432AQPK temperature-compensated? A: Yes, TL432AQPK has built-in temperature compensation to ensure stable performance over a wide temperature range.

  9. Q: Does TL432AQPK require external components for operation? A: Yes, TL432AQPK requires external resistors and capacitors to set the desired output voltage and stability.

  10. Q: Is TL432AQPK available in a small package? A: Yes, TL432AQPK is available in a small SOT-23 package, making it suitable for space-constrained applications.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of TL432AQPK.