AZ78L09Z-G1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Positive Fixed Voltage Regulator
• Package: TO-92
• Essence: Linear Regulator
• Packaging/Quantity: Tape and Reel, 1000 units per reel

Specifications

• Input Voltage Range: 10V to 35V
• Output Voltage: 9V
• Output Current: 100mA
• Dropout Voltage: 2V
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AZ78L09Z-G1 has three pins:

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

Functional Features

• Provides a stable and regulated output voltage of 9V.
• Low dropout voltage ensures efficient regulation even with low input voltages.
• Built-in overcurrent and thermal protection for enhanced reliability.
• Compact TO-92 package allows for easy integration into various applications.
• Suitable for both consumer electronics and industrial applications.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• Overcurrent and thermal protection enhance reliability.
• Compact package allows for easy integration.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited output current of 100mA may not be suitable for high-power applications.
• Input voltage range is limited to 10V to 35V.

Working Principles

The AZ78L09Z-G1 is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage of 9V.

Detailed Application Field Plans

The AZ78L09Z-G1 can be used in various applications, including:

1. Consumer Electronics:

   • Powering audio amplifiers, portable devices, and small appliances.
   • Voltage regulation for microcontrollers and digital circuits.

2. Industrial Applications:

   • Powering sensors, control systems, and instrumentation devices.
   • Voltage regulation for industrial automation and robotics.

Detailed and Complete Alternative Models

• LM7809: Similar low dropout voltage regulator with a TO-220 package.
• MC78L09: Low-cost alternative with a TO-92 package.
• LT1086: Adjustable voltage regulator with higher output current capability.

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

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