TC54VC3802EZB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT-23-5
• 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
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA typical
• Load Regulation: ±0.5% typical
• Line Regulation: ±0.3% typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC54VC3802EZB has a standard SOT-23-5 package with the following pin configuration:

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Pin 1: Enable (EN) Pin 2: Ground (GND) Pin 3: Output (OUT) Pin 4: Feedback (FB) Pin 5: Input (IN)

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.
• Excellent load and line regulation provide stable output voltage under varying conditions.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables operation with low input-output differentials. - Low quiescent current prolongs battery life in portable applications. - Compact SOT-23-5 package allows for space-saving designs. - Excellent load and line regulation ensures stable output voltage.

Disadvantages: - Limited input voltage range (2.5V to 6.0V) may not be suitable for all applications. - SOT-23-5 package may require additional thermal management in high-power applications.

Working Principles

The TC54VC3802EZB is a voltage regulator that maintains a stable output voltage regardless of variations in the input voltage or load conditions. It achieves this by using a feedback mechanism that continuously adjusts the internal circuitry to compensate for changes. The low dropout voltage allows the IC to operate even when the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The TC54VC3802EZB is commonly used in various electronic devices and systems, including:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low quiescent current and efficient voltage regulation provided by the TC54VC3802EZB.

2. Automotive applications: The IC's wide operating temperature range makes it suitable for automotive systems, including infotainment systems, lighting controls, and power management modules.

3. Industrial equipment: The stability and reliability of the TC54VC3802EZB make it ideal for use in industrial control systems, motor drives, and sensor interfaces.

4. Communication devices: Wireless routers, modems, and other communication devices can benefit from the low dropout voltage and compact package of the TC54VC3802EZB.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1700-3302E: Another option with comparable performance and package options.
3. LP2985-33DBVR: Offers low dropout voltage and adjustable output voltage.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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