Sharp Microelectronics
Imaginea poate fi reprezentativă.
Consultați specificațiile pentru detalii despre produs.
PQ1R18
Vezi detalii Foi de date

PQ1R18

Product Overview

  • Category: Integrated Circuit
  • Use: Voltage Regulator
  • Characteristics:
    • Low dropout voltage
    • High output voltage accuracy
    • Low quiescent current
    • Overcurrent protection
    • Thermal shutdown protection
  • Package: TO-252-5L (DPAK)
  • Essence: Monolithic CMOS Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Output Voltage Range: 1.8V
  • Output Current: 1A
  • Dropout Voltage: 200mV @ 1A
  • Quiescent Current: 50μA
  • Line Regulation: ±0.3% (max)
  • Load Regulation: ±0.3% (max)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PQ1R18 voltage regulator has the following pin configuration:

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

Functional Features

  • Low dropout voltage ensures efficient power conversion.
  • High output voltage accuracy provides stable and reliable performance.
  • Low quiescent current minimizes power consumption.
  • Overcurrent protection safeguards the circuit from excessive current.
  • Thermal shutdown protection prevents overheating.

Advantages

  • Compact TO-252-5L package allows for easy integration into various applications.
  • Wide input voltage range enables flexibility in power supply design.
  • Excellent line and load regulation ensure consistent output voltage.
  • Robust overcurrent and thermal protection enhance system reliability.

Disadvantages

  • Limited output current of 1A may not be suitable for high-power applications.
  • Single fixed output voltage restricts versatility in voltage selection.

Working Principles

The PQ1R18 is a monolithic CMOS voltage regulator that utilizes a feedback control mechanism to maintain a stable output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. This ensures that the output voltage remains constant despite variations in input voltage and load conditions.

Detailed Application Field Plans

The PQ1R18 voltage regulator is commonly used in various electronic devices and systems, including:

  1. Mobile phones
  2. Tablets
  3. Portable media players
  4. Digital cameras
  5. Wireless communication devices
  6. Battery-powered devices
  7. Industrial equipment
  8. Automotive electronics

Detailed and Complete Alternative Models

  • PQ1R15: 1.5V output voltage, 1A output current
  • PQ1R33: 3.3V output voltage, 1A output current
  • PQ1R50: 5.0V output voltage, 1A output current
  • PQ1R80: 8.0V output voltage, 1A output current

These alternative models provide different output voltage options while maintaining the same output current capability as the PQ1R18.

In conclusion, the PQ1R18 is a monolithic CMOS voltage regulator designed for low dropout applications. Its compact package, high accuracy, and protection features make it suitable for a wide range of electronic devices. However, its limited output current and fixed output voltage may restrict its use in certain high-power or variable voltage applications.

Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui PQ1R18 în soluțiile tehnice

Sure! Here are 10 common questions and answers related to the application of PQ1R18 in technical solutions:

Q1: What is PQ1R18? A1: PQ1R18 is a technical specification or standard used in various industries to ensure quality and reliability in products.

Q2: How does PQ1R18 help in technical solutions? A2: PQ1R18 provides guidelines and requirements that help in designing, manufacturing, and testing technical solutions to meet quality standards.

Q3: What are some key elements covered by PQ1R18? A3: PQ1R18 covers aspects such as design specifications, materials selection, manufacturing processes, quality control measures, and testing procedures.

Q4: How can I ensure compliance with PQ1R18 in my technical solution? A4: To ensure compliance, you need to carefully review the PQ1R18 standard, implement its requirements in your design and manufacturing processes, and conduct regular audits and inspections.

Q5: Are there any specific documentation requirements under PQ1R18? A5: Yes, PQ1R18 often requires documentation of design plans, material specifications, manufacturing procedures, quality control records, and test results.

Q6: Can PQ1R18 be applied to all types of technical solutions? A6: Yes, PQ1R18 can be applied to various technical solutions across different industries, including electronics, automotive, aerospace, and more.

Q7: Is PQ1R18 a mandatory standard for technical solutions? A7: It depends on the industry and specific regulations. In some cases, compliance with PQ1R18 may be mandatory, while in others it may be voluntary but highly recommended.

Q8: How can PQ1R18 benefit my technical solution? A8: PQ1R18 helps improve product quality, reliability, and customer satisfaction. It also enhances safety, reduces defects, and increases efficiency in manufacturing processes.

Q9: Are there any training programs available for understanding PQ1R18? A9: Yes, there are training programs and courses offered by various organizations that can help individuals and companies understand and implement PQ1R18 effectively.

Q10: Can I use PQ1R18 as a benchmark for continuous improvement in my technical solution? A10: Absolutely! PQ1R18 provides a framework for continuous improvement by setting quality standards and encouraging regular evaluation and enhancement of processes and products.

Please note that the specific details and interpretations of PQ1R18 may vary depending on the industry and context. It is always recommended to refer to the official standard and consult with experts for accurate guidance.