PQ3RD03M

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: TO-252-5L (DPAK)
• Essence: Voltage regulation for low power applications
• Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV (typical) at 100mA
• Quiescent Current: 50µA (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. NC: No Connection
4. VOUT: Output Voltage
5. EN: Enable Pin

Functional Features

• Low dropout voltage for efficient power management
• Wide input voltage range allows flexibility in various applications
• Low quiescent current for power-saving operation
• Excellent line and load regulation for stable output voltage
• Enable pin for easy control of the regulator's operation

Advantages

• Compact TO-252-5L package for space-constrained designs
• Wide input voltage range enables compatibility with different power sources
• Low dropout voltage ensures efficient power conversion
• Low quiescent current prolongs battery life in portable devices
• Excellent line and load regulation provides stable output voltage

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Non-standard pin configuration may require additional attention during circuit design

Working Principles

The PQ3RD03M is a low dropout voltage regulator that regulates the output voltage based on the input voltage. It utilizes a pass transistor to control the voltage drop across the regulator, ensuring a stable output voltage even when the input voltage varies. The enable pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The PQ3RD03M is commonly used in low power applications where a stable and regulated voltage is required. Some typical application fields include: - Battery-powered devices such as portable electronics, wearables, and IoT devices - Automotive electronics for powering sensors, actuators, and control modules - Industrial equipment and instrumentation requiring precise voltage regulation - Communication systems and networking devices for reliable power management

Detailed and Complete Alternative Models

1. PQ3RD05M: Similar specifications but with a higher maximum output current of 500mA
2. PQ3RD02M: Similar specifications but with a lower maximum output current of 200mA
3. PQ3RD04M: Similar specifications but with a higher dropout voltage of 400mV at 100mA

(Note: These alternative models are provided as examples and may not cover all available options in the market.)

This encyclopedia entry provides an overview of the PQ3RD03M low dropout voltage regulator. It includes basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.