AQ4021-01FTG Product Overview

Product Category

The AQ4021-01FTG belongs to the category of integrated circuits (ICs) and is specifically designed for use in electronic devices.

Basic Information Overview

• Use: The AQ4021-01FTG is used as a voltage regulator in various electronic applications.
• Characteristics: It features high precision, low dropout voltage, and thermal shutdown protection.
• Package: The AQ4021-01FTG comes in a small outline transistor (SOT-23) package.
• Essence: Its essence lies in providing stable voltage output for electronic components.
• Packaging/Quantity: It is typically packaged in reels of 3000 units.

Specifications

The AQ4021-01FTG has the following specifications: - Input Voltage Range: 2.5V to 6.5V - Output Voltage Range: 1.2V to 5.5V - Dropout Voltage: 190mV at 100mA - Quiescent Current: 75µA - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The AQ4021-01FTG has three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

• High Precision: Provides accurate and stable output voltage.
• Low Dropout Voltage: Ensures efficient operation even with small voltage differentials.
• Thermal Shutdown Protection: Safeguards the IC from overheating.

Advantages and Disadvantages

Advantages

• Compact size
• Low dropout voltage
• Wide operating temperature range

Disadvantages

• Limited output current capacity
• Sensitive to input voltage fluctuations

Working Principles

The AQ4021-01FTG operates by comparing the reference voltage with the feedback voltage to regulate the output voltage. It adjusts the pass element to maintain the desired output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The AQ4021-01FTG is commonly used in portable electronic devices, battery-powered equipment, and low-voltage systems where a stable power supply is essential. Its compact size and efficiency make it suitable for space-constrained applications.

Detailed and Complete Alternative Models

Some alternative models to the AQ4021-01FTG include the LM2937, MCP1702, and XC6206. These alternatives offer similar voltage regulation capabilities and are widely used in various electronic applications.

In conclusion, the AQ4021-01FTG is a versatile voltage regulator IC with precise regulation, making it an ideal choice for a wide range of electronic devices and systems.

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