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TC54VC4202EZB
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TC54VC4202EZB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Adjustable Output Voltage, Low Quiescent Current
  • Package: SOT-23-5
  • Essence: This IC is designed to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of input variations.
  • 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
  • Dropout Voltage: 200mV at 100mA load current
  • Quiescent Current: 50µA typical
  • Output Current: Up to 250mA
  • Line Regulation: ±0.3% typical
  • Load Regulation: ±0.5% typical
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VC4202EZB has a standard SOT-23-5 package with the following pin configuration:

```

| | |____| | | 1 || 5 2 || 4 3 |__| ```

Pin Description: 1. GND: Ground connection 2. VOUT: Output voltage 3. ADJ: Adjust pin for setting the output voltage 4. NC: No connection 5. VIN: Input voltage

Functional Features

  • Low Dropout: The TC54VC4202EZB exhibits low dropout voltage, allowing it to operate even when the input voltage is close to the desired output voltage.
  • Adjustable Output Voltage: The output voltage can be adjusted using an external resistor connected to the ADJ pin.
  • Low Quiescent Current: The IC consumes minimal current when in standby mode, resulting in improved energy efficiency.

Advantages and Disadvantages

Advantages: - Wide input voltage range - Adjustable output voltage - Low dropout voltage - Low quiescent current

Disadvantages: - Limited output current capacity (up to 250mA)

Working Principles

The TC54VC4202EZB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage obtained from the output, adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The TC54VC4202EZB is commonly used in various electronic devices and applications, including but not limited to: - Battery-powered devices - Portable audio players - Mobile phones - Digital cameras - Wireless communication systems

Detailed and Complete Alternative Models

  1. LM1117-ADJ: Adjustable Linear Voltage Regulator, SOT-223 package
  2. LT1763-ADJ: Adjustable Low Dropout Regulator, SOT-23 package
  3. MCP1700T-3302E/TT: Low Quiescent Current LDO Regulator, SOT-23 package
  4. TS2940CP5: Fixed Output Voltage Regulator, SOT-23-5 package
  5. MAX6035AAUR50: Ultra-Low Quiescent Current Voltage Reference, SOT-23-5 package

These alternative models offer similar functionality and characteristics to the TC54VC4202EZB, providing options for different design requirements.

In conclusion, the TC54VC4202EZB is a versatile voltage regulator IC with adjustable output voltage, low dropout, and low quiescent current. It finds applications in various electronic devices and is available in a compact SOT-23-5 package.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TC54VC4202EZB i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of TC54VC4202EZB in technical solutions:

  1. Q: What is TC54VC4202EZB? A: TC54VC4202EZB 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 TC54VC4202EZB? A: TC54VC4202EZB is commonly used in microcontroller-based systems, embedded systems, industrial control systems, and other applications where reliable power supply monitoring is required.

  3. Q: How does TC54VC4202EZB work? A: TC54VC4202EZB compares the input voltage with a reference voltage and generates a reset signal when the input voltage drops below a specific threshold. It ensures proper system initialization and prevents erratic behavior during power-up or voltage fluctuations.

  4. Q: What is the operating voltage range of TC54VC4202EZB? A: TC54VC4202EZB operates within a voltage range of 1.6V to 6.0V.

  5. Q: Can TC54VC4202EZB tolerate voltage spikes or transients? A: Yes, TC54VC4202EZB has built-in protection against voltage spikes and transients, ensuring reliable operation even in noisy environments.

  6. Q: Does TC54VC4202EZB have adjustable reset thresholds? A: No, TC54VC4202EZB has fixed reset thresholds that cannot be adjusted.

  7. Q: What is the typical reset time delay of TC54VC4202EZB? A: The typical reset time delay of TC54VC4202EZB is around 200ms, ensuring sufficient time for the power supply to stabilize before releasing the reset signal.

  8. Q: Can TC54VC4202EZB operate in both active-high and active-low reset modes? A: Yes, TC54VC4202EZB can be configured to operate in either active-high or active-low reset modes, depending on the system requirements.

  9. Q: Does TC54VC4202EZB have a watchdog timer feature? A: No, TC54VC4202EZB does not include a watchdog timer. It is solely designed for voltage monitoring and reset generation.

  10. Q: Is TC54VC4202EZB available in different package options? A: Yes, TC54VC4202EZB is available in various package options, such as SOT-23, SC-70, and DFN, providing flexibility for different PCB layouts and space constraints.

Please note that these answers are general and may vary based on the specific datasheet and manufacturer's documentation of TC54VC4202EZB.