MAX502AENG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, adjustable output voltage
• Package: DIP-8 (Dual In-line Package with 8 pins)
• Essence: Linear voltage regulator
• Packaging/Quantity: Tube packaging, 50 units per tube

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 0.3V at 500mA
• Output Current: Up to 500mA
• Line Regulation: 0.01%/V
• Load Regulation: 0.05%/mA
• Quiescent Current: 5mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX502AENG has the following pin configuration:

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

Functional Features

• Adjustable Output Voltage: The MAX502AENG allows users to adjust the output voltage within a specified range, providing flexibility in various applications.
• Low Dropout Voltage: With a dropout voltage of only 0.3V at 500mA, this voltage regulator minimizes power dissipation and improves efficiency.
• High Precision: The device offers excellent output voltage accuracy, ensuring stable and reliable performance.
• Thermal Shutdown Protection: The MAX502AENG includes built-in thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile use in different systems. - Adjustable output voltage provides customization options. - Low dropout voltage reduces power dissipation and improves efficiency. - High precision ensures accurate and stable output voltage.

Disadvantages: - Limited output current of up to 500mA may not be sufficient for high-power applications. - DIP-8 package may require additional space on the PCB compared to smaller packages.

Working Principles

The MAX502AENG is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from the output, adjusting the pass transistor accordingly to maintain a stable output voltage. The adjustable output voltage is achieved by using an external resistor divider network connected to the "Adj" pin.

Detailed Application Field Plans

The MAX502AENG can be used in various applications, including but not limited to: 1. Power supply circuits for microcontrollers and other digital ICs. 2. Battery-powered devices requiring stable voltage regulation. 3. Audio amplifiers and preamplifiers. 4. Instrumentation and measurement equipment. 5. Automotive electronics. 6. Industrial control systems.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable linear voltage regulator with similar specifications and pin configuration.
2. LT1083: High-current adjustable linear voltage regulator suitable for demanding applications.
3. LM1117: Low dropout voltage regulator available in various fixed output voltage options.
4. LDO50V: Low dropout voltage regulator designed specifically for battery-powered devices.
5. ADP3339: Ultra-low dropout voltage regulator with high accuracy and low quiescent current.

(Note: This list is not exhaustive and there are many other alternative models available in the market.)

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