AN77L03M-E1

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Short circuit current limit - Wide input voltage range

Package: SOP-8

Essence: The AN77L03M-E1 is a voltage regulator IC that provides a stable output voltage by regulating the input voltage. It is commonly used in electronic devices to ensure a consistent power supply.

Packaging/Quantity: The AN77L03M-E1 is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.2V - 15V
• Dropout Voltage: 0.3V @ 500mA
• Output Current: Up to 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AN77L03M-E1 has a SOP-8 package with the following pin configuration:

```

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| | | 1 2 | | 3 4 | | 5 6 | | 7 8 | |___________| ```

Pin Description: 1. VIN: Input Voltage 2. GND: Ground 3. VOUT: Output Voltage 4. NC: No Connection 5. NC: No Connection 6. NC: No Connection 7. NC: No Connection 8. EN: Enable/Shutdown Control

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output current capability allows the IC to handle higher loads.
• Thermal shutdown protection prevents damage due to excessive heat.
• Short circuit current limit protects the IC and connected components from damage in case of a short circuit.
• Wide input voltage range makes it suitable for various applications.

Advantages and Disadvantages

Advantages: - Stable output voltage regulation - Low dropout voltage - High output current capability - Thermal shutdown protection - Short circuit current limit - Wide input voltage range

Disadvantages: - Limited output current compared to some other voltage regulators - SOP-8 package may not be suitable for all applications

Working Principles

The AN77L03M-E1 operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The enable/shutdown control pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The AN77L03M-E1 is commonly used in various electronic devices that require a regulated power supply. Some typical application fields include: - Mobile devices - Consumer electronics - Automotive systems - Industrial equipment - Communication devices

Detailed and Complete Alternative Models

• LM317
• LM7805
• LT1084
• ADP3339
• TPS7A4700

These alternative models provide similar functionality to the AN77L03M-E1 and can be used as replacements depending on specific requirements.

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