TC54VN1802EZB

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: Low Dropout, Low Quiescent Current, High Accuracy
Package: SOT-23-5
Essence: Linear Voltage Regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 1.2V to 3.6V
Dropout Voltage: 200mV at 100mA
Quiescent Current: 45µA typical
Line Regulation: ±0.2% typical
Load Regulation: ±0.4% typical
Output Current: 150mA maximum
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VN1802EZB is a 5-pin device with the following pin configuration:

GND (Ground)
VIN (Input Voltage)
VOUT (Output Voltage)
BYP (Bypass Capacitor)
EN (Enable)

Functional Features

Low dropout voltage ensures efficient regulation even with small input-output differentials.
Low quiescent current minimizes power consumption in standby or idle modes.
High accuracy provides precise output voltage regulation.
Built-in thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Small package size enables space-saving designs. - Excellent line and load regulation ensure stable output voltage. - Low quiescent current extends battery life in portable devices.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

The TC54VN1802EZB is a linear voltage regulator that maintains a stable output voltage regardless of variations in the input voltage or load conditions. It achieves this by using a pass transistor to regulate the output voltage based on a feedback mechanism. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The TC54VN1802EZB is commonly used in various electronic devices and systems, including but not limited to:

Battery-powered devices: Portable audio players, handheld gaming consoles, and wireless communication devices benefit from the low quiescent current and wide input voltage range.
Automotive electronics: The regulator's ability to operate in a wide temperature range makes it suitable for automotive applications such as infotainment systems and dashboard displays.
Industrial control systems: The precise output voltage regulation and small package size make it ideal for powering microcontrollers, sensors, and other components in industrial automation.

Detailed and Complete Alternative Models

LM1117-3.3: A popular alternative with similar specifications and pin configuration.
MCP1700-3302E: Another option offering comparable performance and package size.
TS2940CX33: An alternative choice with a slightly higher output current capability.

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

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TC54VN1802EZB v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TC54VN1802EZB in technical solutions:

Q: What is TC54VN1802EZB? A: TC54VN1802EZB is a voltage supervisor IC (Integrated Circuit) used for monitoring power supply voltages in electronic systems.
Q: What is the purpose of using TC54VN1802EZB in technical solutions? A: TC54VN1802EZB ensures that the power supply voltage remains within a specified range, preventing damage to sensitive components and ensuring proper system operation.
Q: How does TC54VN1802EZB work? A: TC54VN1802EZB continuously monitors the power supply voltage and generates a reset signal if the voltage falls below or exceeds a predetermined threshold.
Q: What are the key features of TC54VN1802EZB? A: Some key features include low power consumption, wide operating voltage range, adjustable reset threshold, and a small form factor.
Q: Can TC54VN1802EZB be used in battery-powered applications? A: Yes, TC54VN1802EZB is suitable for battery-powered applications as it has low power consumption and can operate over a wide voltage range.
Q: Is TC54VN1802EZB compatible with different microcontrollers and processors? A: Yes, TC54VN1802EZB is compatible with various microcontrollers and processors as it provides a digital output signal that can be easily interfaced.
Q: Can TC54VN1802EZB be used in automotive applications? A: Yes, TC54VN1802EZB is designed to meet automotive standards and can be used in automotive applications where voltage monitoring is required.
Q: What is the typical operating voltage range of TC54VN1802EZB? A: The typical operating voltage range of TC54VN1802EZB is from 1.6V to 6.0V.
Q: Can TC54VN1802EZB be used in industrial control systems? A: Yes, TC54VN1802EZB can be used in industrial control systems to monitor power supply voltages and ensure reliable operation.
Q: Are there any application notes or reference designs available for TC54VN1802EZB? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing TC54VN1802EZB in various technical solutions.

Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It's always recommended to refer to the datasheet and documentation provided by the manufacturer for detailed information.