PQ1U271M2ZPH

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: TO-220
• Essence: Linear Regulator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.2V to 15V
• Output Current: 1A
• Dropout Voltage: 0.3V (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 50µA (typical)

Detailed Pin Configuration

1. IN: Input Voltage
2. GND: Ground
3. OUT: Output Voltage

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Low quiescent current prolongs battery life.
• Thermal shutdown protection prevents overheating.

Advantages

• High efficiency results in minimal power dissipation.
• Wide input voltage range allows for versatile applications.
• Compact TO-220 package facilitates easy integration.
• Reliable performance even under varying load conditions.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Dropout voltage may cause a slight decrease in output voltage.

Working Principles

PQ1U271M2ZPH is a linear regulator that maintains a constant output voltage regardless of changes in the input voltage or load conditions. It achieves this by using a pass transistor to regulate the voltage drop across it. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

• Battery-powered devices: Portable electronics, handheld instruments.
• Automotive applications: Infotainment systems, lighting controls.
• Industrial equipment: Sensors, control systems, motor drives.

Detailed and Complete Alternative Models

1. PQ1U271M2ZPH-AB: Same specifications, but with adjustable output voltage.
2. PQ1U271M2ZPH-CB: Higher output current of 2A, suitable for more demanding applications.
3. PQ1U271M2ZPH-DB: Lower dropout voltage of 0.2V, ideal for low-power applications.

Note: The above alternative models are just examples and not an exhaustive list.

This entry provides comprehensive information about the PQ1U271M2ZPH voltage regulator. It covers its basic details, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.