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TC54VN1402EZB
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TC54VN1402EZB

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Low Quiescent Current, High Accuracy
  • Package: SOT-23
  • Essence: The TC54VN1402EZB is a voltage regulator designed to provide a stable output voltage for various electronic devices.
  • Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage Range: 1.2V to 5.5V
  • Output Current: Up to 150mA
  • Dropout Voltage: 200mV (typical)
  • Quiescent Current: 35µA (typical)
  • Line Regulation: ±0.2% (typical)
  • Load Regulation: ±0.4% (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VN1402EZB has three pins:

  1. VIN - Input Voltage Pin
  2. GND - Ground Pin
  3. VOUT - Output Voltage Pin

Functional Features

  • Low Dropout: The TC54VN1402EZB has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.
  • Low Quiescent Current: With a low quiescent current, the regulator minimizes power consumption when the load is light.
  • High Accuracy: The device provides high accuracy in maintaining the output voltage within specified limits.
  • Short Circuit Protection: The regulator includes built-in short circuit protection, preventing damage to the device in case of a short circuit.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures stable output even with low input voltage. - Low quiescent current minimizes power consumption. - High accuracy in maintaining the output voltage. - Built-in short circuit protection for added safety.

Disadvantages: - Limited output current capacity (up to 150mA). - Restricted input voltage range (2.5V to 6.0V).

Working Principles

The TC54VN1402EZB operates as a linear voltage regulator. It uses a reference voltage and feedback mechanism to maintain a constant output voltage regardless of variations in the input voltage or load conditions. The internal circuitry adjusts the pass transistor to regulate the output voltage within the specified range.

Detailed Application Field Plans

The TC54VN1402EZB is suitable for various applications, including but not limited to:

  1. Battery-powered devices: Provides stable voltage supply for portable electronic devices such as smartphones, tablets, and wearable devices.
  2. Industrial equipment: Ensures consistent voltage levels for sensors, actuators, and control systems in industrial automation.
  3. Automotive electronics: Regulates voltage for automotive components like infotainment systems, lighting modules, and engine control units.
  4. IoT devices: Supports voltage regulation in Internet of Things (IoT) devices, enabling reliable operation and communication.

Detailed and Complete Alternative Models

  1. TC54VC1402EZB: Similar to TC54VN1402EZB, but with an extended input voltage range of 1.8V to 6.0V.
  2. TC54VN1403EZB: Higher output current variant, capable of delivering up to 300mA.
  3. TC54VN1402EZA: SOT-89 package alternative with similar specifications.

These alternative models provide flexibility in choosing the most suitable voltage regulator based on specific requirements.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem TC54VN1402EZB w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of TC54VN1402EZB in technical solutions:

  1. Q: What is TC54VN1402EZB? A: TC54VN1402EZB is a voltage supervisor IC (Integrated Circuit) that monitors the power supply voltage and provides a reset signal when the voltage falls below a certain threshold.

  2. Q: What are the typical applications of TC54VN1402EZB? A: TC54VN1402EZB is commonly used in various electronic systems, such as microcontrollers, DSPs, FPGAs, and other digital devices, to ensure proper operation by monitoring the power supply voltage.

  3. Q: How does TC54VN1402EZB work? A: TC54VN1402EZB continuously compares the input voltage with a fixed reference voltage. When the input voltage drops below the threshold voltage, it triggers a reset signal, which can be used to reset the microcontroller or other digital devices.

  4. Q: What is the operating voltage range of TC54VN1402EZB? A: The operating voltage range of TC54VN1402EZB is typically between 1.6V and 5.5V.

  5. Q: Can TC54VN1402EZB tolerate voltage spikes or transients? A: Yes, TC54VN1402EZB has built-in protection against voltage spikes and transients, which helps to prevent false triggering of the reset signal.

  6. Q: What is the typical reset threshold voltage of TC54VN1402EZB? A: The reset threshold voltage of TC54VN1402EZB is typically set at 4.63V, but it can be adjusted using external resistors.

  7. Q: Does TC54VN1402EZB have an open-drain or push-pull output? A: TC54VN1402EZB has an open-drain output, which allows for flexibility in connecting to different microcontrollers or digital devices.

  8. Q: Can TC54VN1402EZB operate in a wide temperature range? A: Yes, TC54VN1402EZB is designed to operate reliably in a wide temperature range, typically from -40°C to +125°C.

  9. Q: Is TC54VN1402EZB available in different package options? A: Yes, TC54VN1402EZB is available in various package options, such as SOT-23, SC-70, and DFN, providing flexibility for different PCB layouts.

  10. Q: Are there any application notes or reference designs available for TC54VN1402EZB? A: Yes, the manufacturer of TC54VN1402EZB provides application notes and reference designs that can help engineers in implementing the IC effectively in their technical solutions.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's documentation for TC54VN1402EZB.