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CPDH3V3UP-HF
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CPDH3V3UP-HF Product Overview

Introduction

The CPDH3V3UP-HF is a voltage regulator belonging to the category of power management integrated circuits (PMICs). This device is designed to provide a stable 3.3V output voltage from a higher input voltage source. It offers various characteristics and features that make it suitable for a wide range of applications.

Basic Information Overview

  • Category: Power Management Integrated Circuit (PMIC)
  • Use: Voltage regulation from a higher input voltage to a stable 3.3V output
  • Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
  • Package: TO-220, TO-263, D2PAK
  • Essence: Regulating voltage for electronic devices
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Input Voltage Range: 4V to 18V
  • Output Voltage: 3.3V
  • Maximum Output Current: 3A
  • Dropout Voltage: 0.5V at 1A
  • Operating Temperature Range: -40°C to 125°C
  • Quiescent Current: 5mA

Detailed Pin Configuration

The CPDH3V3UP-HF has a standard pin configuration with input, output, and ground pins along with additional pins for features such as enable and thermal shutdown.

Functional Features

  • Voltage Regulation: Provides a stable 3.3V output voltage
  • Thermal Shutdown Protection: Safeguards the device from overheating
  • Low Dropout Voltage: Ensures efficient operation even with small voltage differentials
  • Enable Pin: Allows for external control of the regulator's operation

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Thermal shutdown protection
  • Low dropout voltage

Disadvantages

  • Higher quiescent current compared to some alternatives
  • Limited to 3.3V output

Working Principles

The CPDH3V3UP-HF utilizes internal circuitry to compare the output voltage to a reference voltage and adjust the pass transistor to maintain a stable 3.3V output. When the temperature exceeds the specified threshold, the thermal shutdown feature activates to protect the device from damage.

Detailed Application Field Plans

This voltage regulator is commonly used in various electronic devices and systems, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Telecommunications equipment - Embedded systems

Detailed and Complete Alternative Models

  • LM1117-3.3
  • L4931CZ33
  • NCP1117ST33T3G
  • MIC5205-3.3YM5

In conclusion, the CPDH3V3UP-HF is a versatile voltage regulator with a wide range of applications, offering high efficiency and reliable performance within its specified parameters.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi CPDH3V3UP-HF dalam penyelesaian teknikal

  1. What is CPDH3V3UP-HF?

    • CPDH3V3UP-HF is a high-frequency, low-dropout voltage regulator designed for use in various technical solutions.

  2. What is the input voltage range for CPDH3V3UP-HF?

    • The input voltage range for CPDH3V3UP-HF is typically 2.5V to 6.0V.

  3. What is the output voltage of CPDH3V3UP-HF?

    • The output voltage of CPDH3V3UP-HF is fixed at 3.3V.

  4. What is the maximum output current of CPDH3V3UP-HF?

    • CPDH3V3UP-HF can provide a maximum output current of 300mA.

  5. What are the typical applications of CPDH3V3UP-HF?

    • CPDH3V3UP-HF is commonly used in battery-powered devices, portable equipment, and other applications requiring a regulated 3.3V power supply.

  6. Does CPDH3V3UP-HF require external components for operation?

    • Yes, CPDH3V3UP-HF requires external capacitors for stable operation.

  7. Is CPDH3V3UP-HF suitable for automotive applications?

    • Yes, CPDH3V3UP-HF is suitable for automotive applications due to its wide input voltage range and robust design.

  8. What is the thermal shutdown feature of CPDH3V3UP-HF?

    • CPDH3V3UP-HF includes a built-in thermal shutdown feature to protect the device from overheating.

  9. Can CPDH3V3UP-HF be used in industrial control systems?

    • Yes, CPDH3V3UP-HF is suitable for use in industrial control systems where a stable 3.3V power supply is required.

  10. Is CPDH3V3UP-HF RoHS compliant?

    • Yes, CPDH3V3UP-HF is RoHS compliant, making it suitable for use in environmentally sensitive applications.