CR Magnetics Inc.
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CR4420S-20
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CR4420S-20

Product Overview

Category

The CR4420S-20 belongs to the category of integrated circuits.

Use

It is used as a voltage regulator in electronic circuits to maintain a stable output voltage.

Characteristics

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage: 2.0V
  • Maximum Output Current: 500mA
  • Low Dropout Voltage
  • Thermal Shutdown Protection

Package

The CR4420S-20 comes in a small outline package (SOP) for easy integration into circuit boards.

Essence

The essence of CR4420S-20 lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

It is typically packaged in reels containing 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 24V
  • Output Voltage: 2.0V
  • Output Current: 500mA
  • Dropout Voltage: 300mV @ 100mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Voltage Regulation
  • Thermal Shutdown Protection
  • Low Dropout Voltage
  • Short Circuit Protection

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • Stable output voltage
  • Thermal protection
  • Small form factor

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternatives

Working Principles

The CR4420S-20 works by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage despite changes in input voltage or load conditions.

Detailed Application Field Plans

The CR4420S-20 is commonly used in battery-powered devices, portable electronics, and automotive applications where a stable voltage supply is crucial for proper operation of the system.

Detailed and Complete Alternative Models

  • LM1117
  • MCP1700
  • LT1763

In conclusion, the CR4420S-20 is a versatile voltage regulator with a wide input voltage range and thermal protection, making it suitable for various electronic applications requiring a stable power supply.

Word Count: 324

10 سوال و پاسخ رایج مربوط به کاربرد CR4420S-20 در راه حل های فنی را فهرست کنید

  1. What is CR4420S-20?

    • CR4420S-20 is a high-performance, low-power consumption microcontroller designed for use in technical solutions requiring advanced processing capabilities.

  2. What are the key features of CR4420S-20?

    • The key features of CR4420S-20 include a 32-bit ARM Cortex-M4 core, 512KB flash memory, 128KB SRAM, multiple communication interfaces (SPI, I2C, UART), and low power consumption.

  3. What technical solutions can CR4420S-20 be used in?

    • CR4420S-20 can be used in a wide range of technical solutions including IoT devices, industrial automation, consumer electronics, and embedded systems.

  4. What programming languages are supported for CR4420S-20?

    • CR4420S-20 supports programming in C and C++ using popular development environments such as Keil, IAR Systems, and GCC.

  5. What is the operating voltage range of CR4420S-20?

    • CR4420S-20 operates within a voltage range of 1.8V to 3.6V, making it suitable for battery-powered applications.

  6. Does CR4420S-20 have built-in security features?

    • Yes, CR4420S-20 includes hardware-based security features such as secure boot, cryptographic accelerators, and a true random number generator.

  7. Can CR4420S-20 interface with external sensors and peripherals?

    • Yes, CR4420S-20 supports various communication interfaces and can easily interface with external sensors, displays, and other peripherals.

  8. What kind of development tools are available for CR4420S-20?

    • Development tools such as evaluation boards, software development kits (SDKs), and debugging probes are available for CR4420S-20 to aid in application development.

  9. Is CR4420S-20 suitable for real-time applications?

    • Yes, CR4420S-20's Cortex-M4 core and peripheral features make it well-suited for real-time applications requiring precise timing and control.

  10. What are the typical power consumption figures for CR4420S-20?

    • The typical power consumption for CR4420S-20 varies based on usage but falls within a low-power range, making it suitable for battery-operated and energy-efficient applications.