MAX501AENG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, adjustable output, compact size
• Package: TO-220
• Essence: The MAX501AENG is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with 100 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Output Current: Up to 1A
• Dropout Voltage: 0.3V at 1A load
• Line Regulation: ±0.02% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 75µA typical
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MAX501AENG has the following pin configuration:

```

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| | --| Vout Vin|-- --| GND Adj|-- |___________| ```

• Vin: Input voltage pin
• Vout: Output voltage pin
• GND: Ground pin
• Adj: Adjustable pin

Functional Features

• High Precision: The MAX501AENG provides a highly accurate and stable output voltage, ensuring reliable performance of connected devices.
• Low Dropout Voltage: With a low dropout voltage of only 0.3V at 1A load, the IC can maintain a stable output even when the input voltage is close to the desired output voltage.
• Adjustable Output: The output voltage can be easily adjusted using an external resistor, allowing flexibility in various applications.
• Compact Size: The TO-220 package offers a compact form factor, making it suitable for space-constrained designs.

Advantages and Disadvantages

Advantages: - High precision output voltage - Low dropout voltage - Adjustable output - Compact size

Disadvantages: - Limited maximum output current (up to 1A)

Working Principles

The MAX501AENG utilizes a feedback control mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output. The adjustable pin allows users to set the desired output voltage by connecting an external resistor.

Application Field Plans

The MAX501AENG is commonly used in various electronic devices that require a stable and regulated power supply. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players can benefit from the precise voltage regulation provided by the MAX501AENG.
2. Industrial Equipment: Control systems, sensors, and measurement devices often require a reliable power source, which can be achieved using this voltage regulator.
3. Automotive Electronics: The IC can be used in automotive applications such as infotainment systems, lighting controls, and engine management systems.

Alternative Models

Here are some alternative models that offer similar functionality to the MAX501AENG:

1. LM317: A popular adjustable voltage regulator IC with a wide input voltage range and adjustable output.
2. LT1084: A high-current, low-dropout voltage regulator with adjustable output and excellent line/load regulation.
3. ADP3339: A low dropout voltage regulator with adjustable output and high accuracy.

These alternative models can be considered based on specific requirements and design constraints.

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