AZ1117H-5.0TRG1

Product Overview

Category: Voltage Regulator
Use: Power Management
Characteristics: Low Dropout, Adjustable Output, High Current Capability
Package: TO-252 (DPAK)
Essence: Linear Voltage Regulator
Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 1.3V at 800mA
• Output Current: Up to 1A
• 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 AZ1117H-5.0TRG1 voltage regulator has three pins:

1. Input (IN): This pin is connected to the input voltage source.
2. Output (OUT): The regulated output voltage is obtained from this pin.
3. Ground (GND): This pin is connected to the ground reference.

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• Adjustable output voltage allows for flexibility in various applications.
• High current capability enables the regulator to handle demanding loads.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection ensure safe operation.

Advantages and Disadvantages

Advantages: - Low dropout voltage minimizes power dissipation. - Adjustable output voltage suits a wide range of applications. - High current capability supports demanding loads. - Good line and load regulation provide stable output voltage.

Disadvantages: - Requires external capacitors for stability. - Higher quiescent current compared to some other voltage regulators.

Working Principles

The AZ1117H-5.0TRG1 is a linear voltage regulator that uses 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 accordingly to maintain a stable output. The dropout voltage is minimized through the use of a PNP pass element, allowing efficient regulation even with small input-output differentials.

Detailed Application Field Plans

The AZ1117H-5.0TRG1 is widely used in various applications requiring regulated power supply. Some common application fields include:

1. Consumer Electronics: Used in portable devices, audio/video equipment, and battery-powered systems.
2. Automotive: Provides regulated power for automotive electronics, such as infotainment systems and lighting controls.
3. Industrial: Used in industrial automation, control systems, and instrumentation.
4. Telecommunications: Provides stable power for telecom infrastructure, base stations, and network equipment.
5. Computing: Used in servers, desktop computers, and peripherals to ensure reliable power delivery.

Detailed and Complete Alternative Models

1. LM1117-5.0: Similar specifications and pin configuration, available in different package options.
2. LT1086: Adjustable output voltage, higher current capability, and lower dropout voltage.
3. TPS7A4700: Ultra-low dropout voltage, higher output current, and integrated protection features.

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

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