PQ5EV3

Product Overview

• Category: Electronic Component
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: TO-220
• Essence: Voltage Regulator
• Packaging/Quantity: Bulk Packaging, 100 units per pack

Specifications

• Input Voltage Range: 4.5V - 40V
• Output Voltage Range: 1.2V - 37V
• Output Current: Up to 5A
• Dropout Voltage: 0.5V @ 3A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The PQ5EV3 voltage regulator has the following pin configuration:

• Pin 1: Vin (Input Voltage)
• Pin 2: GND (Ground)
• Pin 3: Vout (Output Voltage)

Functional Features

• High efficiency power management solution
• Low power consumption for energy-saving applications
• Wide input voltage range for versatile usage
• Adjustable output voltage for flexibility
• Overcurrent and thermal protection for enhanced safety

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power wastage
• Wide input voltage range allows compatibility with various power sources
• Adjustable output voltage provides versatility in different applications
• Overcurrent and thermal protection ensure safe operation

Disadvantages

• Dropout voltage of 0.5V may limit its use in low voltage applications
• Quiescent current of 10mA may be relatively high for ultra-low power devices

Working Principles

The PQ5EV3 is a voltage regulator that maintains a stable output voltage regardless of fluctuations in the input voltage. It achieves this by using a combination of internal circuitry and feedback mechanisms. The regulator continuously monitors the output voltage and adjusts its internal components to maintain the desired voltage level.

Detailed Application Field Plans

The PQ5EV3 is commonly used in various applications that require stable power management. Some of the typical application fields include:

1. Industrial Automation: Powering control systems, motor drives, and sensors.
2. Automotive Electronics: Regulating voltage for car audio systems, lighting, and engine control units.
3. Consumer Electronics: Providing stable power for smartphones, tablets, and other portable devices.
4. Renewable Energy Systems: Regulating voltage in solar panels, wind turbines, and battery charging systems.

Detailed and Complete Alternative Models

• PQ5EV1: Similar specifications but with a lower output current of 3A.
• PQ5EV2: Higher output current of 7A but with a larger package size (TO-263).
• PQ5EV4: Improved efficiency and lower dropout voltage compared to PQ5EV3.

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