AZ2117H-ADJTRG1

Product Overview

Category: Voltage Regulator
Use: To regulate and stabilize voltage in electronic circuits
Characteristics: Adjustable output voltage, high efficiency, low dropout voltage
Package: SOT-223
Essence: Integrated circuit voltage regulator
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.25V to 16V
• Output Current: Up to 1A
• Dropout Voltage: 1.3V (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Quiescent Current: 5mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AZ2117H-ADJTRG1 voltage regulator has the following pin configuration:

1. ADJ: Adjustable output voltage pin
2. GND: Ground pin
3. VIN: Input voltage pin
4. VOUT: Output voltage pin

Functional Features

• Adjustable Output Voltage: The ADJ pin allows users to set the desired output voltage within the specified range.
• High Efficiency: The AZ2117H-ADJTRG1 exhibits high efficiency, minimizing power dissipation and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage of 1.3V, this voltage regulator can operate efficiently even when the input voltage is close to the desired output voltage.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Adjustable output voltage provides flexibility in various circuit designs. - High efficiency reduces power consumption and heat generation. - Low dropout voltage enables efficient operation even with low input-output voltage differentials.

Disadvantages: - Limited output current of up to 1A may not be suitable for high-power applications. - SOT-223 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The AZ2117H-ADJTRG1 is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor's resistance to maintain a stable output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The AZ2117H-ADJTRG1 finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable audio players - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. LM317: Adjustable voltage regulator with similar specifications and pin configuration.
2. LT1084: High-current adjustable voltage regulator with improved load regulation.
3. LM1117: Fixed voltage regulator available in various output voltage options.

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

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