Microchip Technology
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TC54VC1402EZB
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TC54VC1402EZB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Low Quiescent Current
  • Package: SOT-23-5
  • Essence: Provides stable voltage output for electronic devices
  • Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage Options: 1.2V, 1.8V, 2.5V, 3.3V, 5.0V
  • Output Current: Up to 150mA
  • Dropout Voltage: 200mV at 100mA
  • Quiescent Current: 35µA typical
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VC1402EZB has a total of five pins arranged as follows:

```

| | --| VOUT | --| GND | --| NC | --| VIN | --| EN | |___________| ```

  • VOUT: Output Voltage Pin
  • GND: Ground Pin
  • NC: No Connection Pin
  • VIN: Input Voltage Pin
  • EN: Enable Pin

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • Low quiescent current minimizes power consumption in standby mode.
  • Wide input voltage range allows flexibility in various applications.
  • Multiple output voltage options cater to different device requirements.
  • Thermal shutdown and current limit protection ensure safe operation.

Advantages and Disadvantages

Advantages: - Efficient voltage regulation with low dropout voltage. - Low power consumption in standby mode. - Wide input voltage range for versatility. - Multiple output voltage options for compatibility. - Built-in protection features for safe operation.

Disadvantages: - Limited output current capacity (up to 150mA). - SOT-23-5 package may require surface mount soldering expertise.

Working Principles

The TC54VC1402EZB is a voltage regulator IC that maintains a stable output voltage regardless of variations in the input voltage. It utilizes a feedback mechanism to continuously adjust its internal circuitry, ensuring the desired output voltage is maintained. The low dropout voltage allows efficient power conversion, while the low quiescent current minimizes power consumption when the device is not actively supplying current.

Detailed Application Field Plans

The TC54VC1402EZB is commonly used in various electronic devices and applications, including but not limited to:

  1. Battery-powered devices: Provides stable voltage supply for portable electronics such as smartphones, tablets, and wearable devices.
  2. IoT devices: Ensures reliable power delivery for Internet of Things (IoT) devices, enabling seamless connectivity and operation.
  3. Industrial equipment: Used in control systems, sensors, and actuators to maintain consistent voltage levels, enhancing overall system performance.
  4. Automotive electronics: Supports voltage regulation in automotive applications, including infotainment systems, lighting, and engine control units.
  5. Medical devices: Provides precise voltage control for medical equipment, ensuring accurate and safe operation.

Detailed and Complete Alternative Models

  1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
  2. MCP1700-3302E: Another viable option offering comparable performance and package type.
  3. LP2985-33DBVR: An alternative choice with additional features like thermal shutdown and current limit protection.

These alternative models can be considered based on specific application requirements and availability.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TC54VC1402EZB i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of TC54VC1402EZB in technical solutions:

  1. Q: What is TC54VC1402EZB? A: TC54VC1402EZB is a voltage supervisor IC (integrated circuit) used for monitoring power supply voltages in electronic systems.

  2. Q: What is the purpose of using TC54VC1402EZB in technical solutions? A: The main purpose of using TC54VC1402EZB is to ensure stable and reliable operation of electronic systems by monitoring power supply voltages and generating reset signals when necessary.

  3. Q: How does TC54VC1402EZB work? A: TC54VC1402EZB continuously monitors the input voltage and compares it with a preset threshold. If the voltage drops below the threshold, it generates a reset signal to initiate a system reset.

  4. Q: What is the operating voltage range of TC54VC1402EZB? A: TC54VC1402EZB operates within a voltage range of 1.6V to 5.5V.

  5. Q: Can TC54VC1402EZB be used in battery-powered applications? A: Yes, TC54VC1402EZB can be used in battery-powered applications as it has a low quiescent current consumption, making it suitable for power-sensitive designs.

  6. Q: Does TC54VC1402EZB have any built-in delay for generating reset signals? A: Yes, TC54VC1402EZB has a fixed delay time of typically 200ms to prevent false resets during power-up or transient voltage fluctuations.

  7. Q: Can TC54VC1402EZB monitor multiple power supply voltages simultaneously? A: No, TC54VC1402EZB is a single-channel voltage supervisor and can monitor only one power supply voltage at a time.

  8. Q: Is TC54VC1402EZB compatible with different microcontrollers or processors? A: Yes, TC54VC1402EZB is compatible with a wide range of microcontrollers and processors as it provides an open-drain reset output that can be connected to the reset pin of the target device.

  9. Q: What is the temperature range in which TC54VC1402EZB operates reliably? A: TC54VC1402EZB operates reliably within a temperature range of -40°C to +125°C.

  10. Q: Are there any specific application notes or reference designs available for using TC54VC1402EZB? A: Yes, the manufacturer of TC54VC1402EZB provides application notes and reference designs that can help in implementing the IC effectively in various technical solutions.

Please note that the answers provided here are general and may vary depending on the specific requirements and datasheet of TC54VC1402EZB.