MAX501BENG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, adjustable output voltage, small package size
• Package: DIP-8 (Dual In-line Package with 8 pins)
• Essence: The MAX501BENG is a voltage regulator IC that provides a stable and adjustable output voltage for various electronic applications.
• Packaging/Quantity: Available in reels of 2500 units or tubes of 50 units.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 0.3V at 500mA load current
• Output Current: Up to 500mA
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.04%/A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX501BENG has the following pin configuration:

```

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

• Vout: Output Voltage
• Vin: Input Voltage
• GND: Ground
• Adj: Adjust Pin (used to set the desired output voltage)

Functional Features

• High Precision: The MAX501BENG offers excellent voltage regulation accuracy, ensuring a stable output voltage even under varying input conditions.
• Low Dropout Voltage: With a low dropout voltage of only 0.3V, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The adjust pin allows users to set the desired output voltage within the specified range.
• Small Package Size: The DIP-8 package provides a compact form factor, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low dropout voltage
• Adjustable output voltage
• Compact package size
• Wide input voltage range

Disadvantages

• Limited output current capacity (up to 500mA)
• Requires external components for stability and filtering

Working Principles

The MAX501BENG utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage despite variations in the input voltage or load conditions. The adjust pin allows users to set the desired output voltage by providing an external voltage divider network.

Detailed Application Field Plans

The MAX501BENG is commonly used in various electronic devices and systems that require a stable and adjustable output voltage. Some typical application fields include:

1. Battery-powered devices: The IC can be used to regulate the voltage supplied to microcontrollers, sensors, and other low-power components in portable electronics.
2. Automotive electronics: It finds applications in automotive systems such as infotainment systems, lighting controls, and power management modules.
3. Industrial control systems: The IC can be utilized in industrial automation, motor control, and instrumentation applications.
4. Communication equipment: It can be employed in routers, switches, and other networking devices to ensure stable power supply to critical components.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator IC with similar characteristics and pin configuration.
2. LT1084: Provides higher output current capability while maintaining low dropout voltage.
3. LM1117: Offers fixed output voltage options with low dropout voltage and small package size.

These alternative models provide similar functionality and can be considered as substitutes for the MAX501BENG depending on specific application requirements.

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