MAX500BEJE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: JEDEC TO-220AB
• Essence: Provides regulated output voltage for electronic devices
• Packaging/Quantity: Available in reels of 1000 units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 25V
• Maximum Output Current: 500mA
• Dropout Voltage: 0.3V at 500mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX500BEJE has a standard TO-220AB package with three pins:

1. Pin 1: Input Voltage (VIN)
2. Pin 2: Ground (GND)
3. Pin 3: Output Voltage (VOUT)

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Built-in thermal shutdown protection prevents overheating.
• Short-circuit and overcurrent protection for enhanced safety.
• Adjustable output voltage using external resistors.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation.
• Compact size allows for easy integration into various applications.
• Wide input voltage range enables versatile usage.
• Robust protection features ensure device longevity.

Disadvantages

• Limited maximum output current may restrict use in high-power applications.
• Fixed package type limits flexibility in certain designs.

Working Principles

The MAX500BEJE is a linear voltage regulator that maintains a constant output voltage regardless of variations in the input voltage or load conditions. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output pins. The device operates in a continuous mode, providing a stable and reliable power supply for electronic devices.

Detailed Application Field Plans

The MAX500BEJE is suitable for a wide range of applications, including:

1. Battery-powered devices: Portable electronics, handheld instruments.
2. Automotive systems: Infotainment systems, lighting controls.
3. Industrial equipment: Sensors, control systems.
4. Communication devices: Wireless routers, modems.

Detailed and Complete Alternative Models

1. LM317T: Adjustable voltage regulator with higher maximum output current.
2. LT1084CP-5: Fixed 5V voltage regulator with lower dropout voltage.
3. LM1117IMPX-3.3: Fixed 3.3V voltage regulator with smaller package size.

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

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