TC54VC4402EZB

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout, Low Quiescent Current
Package: SOT-23
Essence: Regulates voltage with low power consumption
Packaging/Quantity: Tape and Reel, 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 at 100mA
Quiescent Current: 30µA typical
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VC4402EZB has a standard SOT-23 package with three pins:

VIN - Input Voltage Pin
GND - Ground Pin
VOUT - Output Voltage Pin

Functional Features

Low dropout voltage ensures stable output even with small input-output differentials.
Low quiescent current minimizes power consumption in standby or idle mode.
Fast transient response enables quick regulation of output voltage during load changes.
Overcurrent and thermal shutdown protection safeguards the IC from damage.

Advantages

Small form factor and low profile package make it suitable for space-constrained applications.
Wide input voltage range allows compatibility with various power sources.
Excellent line and load regulation ensure consistent output voltage under different conditions.
Low quiescent current extends battery life in portable devices.

Disadvantages

Limited output current may not be sufficient for high-power applications.
Dropout voltage may cause a slight decrease in efficiency.
SOT-23 package may require additional thermal management for high-power dissipation.

Working Principles

The TC54VC4402EZB is a voltage regulator IC that maintains a stable output voltage regardless of input voltage fluctuations. It utilizes a feedback mechanism to adjust the internal pass transistor, compensating for changes in load and input voltage. By comparing the output voltage with a reference voltage, the IC continuously adjusts its internal circuitry to provide a regulated output.

Detailed Application Field Plans

The TC54VC4402EZB is commonly used in various electronic devices and systems, including:

Battery-powered devices: Portable audio players, smartphones, tablets.
Automotive applications: Infotainment systems, navigation devices, lighting controls.
Industrial equipment: Sensors, control systems, motor drives.
Communication devices: Wireless routers, modems, network switches.

Detailed and Complete Alternative Models

LM1117-3.3: 3.3V Low Dropout Voltage Regulator
LT1763-5: 5V Ultra-Low Quiescent Current Regulator
MAX6035: 3.3V High-Precision Voltage Reference

These alternative models offer similar functionality and can be considered as substitutes for the TC54VC4402EZB in different applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TC54VC4402EZB i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of TC54VC4402EZB in technical solutions:

Q: What is TC54VC4402EZB? A: TC54VC4402EZB is a voltage supervisor and reset IC used in various electronic systems to monitor power supply voltages and provide a reset signal when the voltage falls below a certain threshold.
Q: What are the key features of TC54VC4402EZB? A: Some key features of TC54VC4402EZB include adjustable reset threshold, manual reset input, low quiescent current, and wide operating voltage range.
Q: How does TC54VC4402EZB help in system reliability? A: TC54VC4402EZB ensures system reliability by monitoring the power supply voltage and generating a reset signal to prevent the system from operating under unstable or insufficient voltage conditions.
Q: Can I adjust the reset threshold of TC54VC4402EZB? A: Yes, TC54VC4402EZB allows you to adjust the reset threshold voltage using external resistors, providing flexibility to meet specific system requirements.
Q: What is the purpose of the manual reset input in TC54VC4402EZB? A: The manual reset input allows an external signal to force a reset condition, overriding the internal voltage monitoring circuitry.
Q: What is the typical operating voltage range for TC54VC4402EZB? A: TC54VC4402EZB operates within a wide voltage range of 1.0V to 6.0V, making it suitable for a variety of applications.
Q: Can TC54VC4402EZB be used in battery-powered devices? A: Yes, TC54VC4402EZB's low quiescent current makes it suitable for battery-powered devices, helping to conserve power and extend battery life.
Q: Is TC54VC4402EZB available in different package options? A: Yes, TC54VC4402EZB is available in various package options, such as SOT-23, SC-70, and DFN, allowing for easy integration into different PCB layouts.
Q: Can TC54VC4402EZB be used in automotive applications? A: Yes, TC54VC4402EZB is designed to meet automotive industry standards, making it suitable for use in automotive applications where voltage monitoring and reset functionality are required.
Q: Are there any application notes or reference designs available for TC54VC4402EZB? A: Yes, the manufacturer of TC54VC4402EZB provides application notes and reference designs that can help you understand its usage and implementation in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and datasheet specifications. It is always recommended to refer to the official documentation and consult with the manufacturer for accurate information.