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TLVH431IDCKTG4
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TLVH431IDCKTG4

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage References

Characteristics: - Low-voltage shunt regulator - Adjustable output voltage - High accuracy and stability - Low quiescent current - Wide operating temperature range

Package: SC-70 (SOT-323), Tape and Reel

Essence: The TLVH431IDCKTG4 is a low-voltage shunt regulator that provides a highly accurate and stable reference voltage. It is commonly used in various electronic circuits to regulate voltage levels.

Packaging/Quantity: The TLVH431IDCKTG4 is available in a SC-70 package, also known as SOT-323. It is supplied in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Reference Voltage Range: 1.24V to 6V
  • Initial Accuracy: ±1%
  • Temperature Coefficient: 50 ppm/°C
  • Quiescent Current: 60 µA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TLVH431IDCKTG4 has three pins:

  1. Anode (A): Connected to the positive supply voltage.
  2. Cathode (K): Connected to the load or ground.
  3. Reference (R): Provides the regulated output voltage.

Functional Features

  • Voltage Regulation: The TLVH431IDCKTG4 maintains a constant output voltage regardless of input voltage variations.
  • Adjustable Output: The reference voltage can be adjusted using external resistors to meet specific requirements.
  • Low Quiescent Current: The device consumes minimal current when regulating the voltage, resulting in power efficiency.
  • High Accuracy and Stability: The TLVH431IDCKTG4 provides precise and stable reference voltage over a wide temperature range.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Adjustable output voltage - Low quiescent current - Wide operating temperature range

Disadvantages: - Limited maximum output voltage (6V) - Requires external resistors for adjustment

Working Principles

The TLVH431IDCKTG4 operates as a shunt regulator, maintaining a constant output voltage by shunting excess current to ground. It compares the reference voltage at the Reference pin with the voltage at the Cathode pin. If the Cathode voltage exceeds the reference voltage, the device conducts current from Anode to Cathode, regulating the output voltage.

Detailed Application Field Plans

The TLVH431IDCKTG4 is widely used in various applications, including:

  1. Power Supplies: It is commonly employed in power supply circuits to provide stable reference voltages for accurate regulation.
  2. Battery Charging: The TLVH431IDCKTG4 ensures precise voltage control during battery charging, preventing overcharging or undercharging.
  3. Voltage Monitoring: It can be utilized in voltage monitoring circuits to trigger alarms or shutdown systems when voltage levels exceed or fall below specific thresholds.
  4. Temperature Sensors: The TLVH431IDCKTG4 can be incorporated into temperature sensor circuits to maintain accurate temperature measurements.

Detailed and Complete Alternative Models

  1. TL431AIDBZR: Similar to TLVH431IDCKTG4, but available in a SOT-23 package.
  2. TL431BQDBZT: Offers improved initial accuracy compared to TLVH431IDCKTG4, available in a SOT-23 package.
  3. TL431CDBZR: Provides a wider operating temperature range than TLVH431IDCKTG4, available in a SOT-23 package.

These alternative models offer similar functionality and can be used as substitutes for the TLVH431IDCKTG4 in various applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TLVH431IDCKTG4 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of TLVH431IDCKTG4 in technical solutions:

  1. Q: What is TLVH431IDCKTG4? A: TLVH431IDCKTG4 is a precision adjustable shunt voltage reference that can be used as a voltage regulator or voltage monitor in various electronic circuits.

  2. Q: What is the operating voltage range of TLVH431IDCKTG4? A: The TLVH431IDCKTG4 operates within a voltage range of 1.24V to 18V.

  3. Q: How does TLVH431IDCKTG4 work as a voltage regulator? A: TLVH431IDCKTG4 compares the reference voltage with an input voltage and adjusts its output to maintain a constant voltage across its terminals.

  4. Q: Can TLVH431IDCKTG4 be used as an overvoltage protection device? A: Yes, TLVH431IDCKTG4 can be used as an overvoltage protection device by monitoring the voltage and triggering an action when it exceeds a certain threshold.

  5. Q: What is the typical accuracy of TLVH431IDCKTG4? A: TLVH431IDCKTG4 has a typical accuracy of ±1%.

  6. Q: Is TLVH431IDCKTG4 suitable for low-power applications? A: Yes, TLVH431IDCKTG4 is designed for low-power applications and consumes very little current.

  7. Q: Can TLVH431IDCKTG4 be used in automotive applications? A: Yes, TLVH431IDCKTG4 is qualified for automotive applications and can operate in harsh environments.

  8. Q: Does TLVH431IDCKTG4 have built-in thermal shutdown protection? A: Yes, TLVH431IDCKTG4 has built-in thermal shutdown protection to prevent damage due to excessive temperature.

  9. Q: Can TLVH431IDCKTG4 be used in battery charging circuits? A: Yes, TLVH431IDCKTG4 can be used in battery charging circuits to regulate the voltage and protect against overcharging.

  10. Q: What is the package type of TLVH431IDCKTG4? A: TLVH431IDCKTG4 comes in a small SOT-23 package, which is suitable for space-constrained applications.

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