ON Semiconductor
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NCP5111DR2G
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NCP5111DR2G

Product Overview

Category

The NCP5111DR2G belongs to the category of voltage regulators.

Use

It is used for regulating voltage in electronic circuits and power supply applications.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

The NCP5111DR2G comes in a small outline package (SOP-8).

Essence

This voltage regulator is essential for maintaining stable and regulated voltage levels in various electronic devices and systems.

Packaging/Quantity

The NCP5111DR2G is typically available in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 26V
  • Output Voltage Range: 0.8V to 20V
  • Maximum Output Current: 3A
  • Dropout Voltage: 300mV at 1A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The NCP5111DR2G has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. FB (Feedback) 4. EN (Enable) 5. NC (No Connection) 6. VOUT (Output Voltage) 7. NC (No Connection) 8. VREF (Reference Voltage)

Functional Features

  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Enable pin for controlling the output

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • High efficiency
  • Compact package size

Disadvantages

  • Limited maximum output current compared to some other regulators
  • Sensitive to external noise and fluctuations

Working Principles

The NCP5111DR2G operates by comparing the feedback voltage with an internal reference voltage to regulate the output voltage. It continuously monitors the output current and temperature to provide overcurrent and thermal protection.

Detailed Application Field Plans

The NCP5111DR2G is commonly used in: - Battery-powered devices - Industrial automation systems - Telecommunication equipment - LED lighting applications

Detailed and Complete Alternative Models

Some alternative models to the NCP5111DR2G include: - LM317 - LM7805 - LT1083

In conclusion, the NCP5111DR2G is a versatile voltage regulator with a wide input voltage range and various protection features, making it suitable for a range of electronic applications.

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  1. What is the NCP5111DR2G?

    • The NCP5111DR2G is a high-performance, fixed-frequency, current-mode PWM controller designed for use in DC-DC converters.

  2. What is the input voltage range of NCP5111DR2G?

    • The input voltage range of NCP5111DR2G is typically 4.5V to 14V.

  3. What is the output voltage range of NCP5111DR2G?

    • The output voltage range of NCP5111DR2G can be adjusted from 0.6V to 5.5V.

  4. What is the maximum output current supported by NCP5111DR2G?

    • NCP5111DR2G can support a maximum output current of up to 10A.

  5. What type of protection features does NCP5111DR2G offer?

    • NCP5111DR2G offers overcurrent protection, overvoltage protection, and thermal shutdown protection.

  6. What is the switching frequency of NCP5111DR2G?

    • The switching frequency of NCP5111DR2G is typically 300kHz.

  7. Can NCP5111DR2G be used in automotive applications?

    • Yes, NCP5111DR2G is suitable for automotive applications due to its wide input voltage range and robust protection features.

  8. Does NCP5111DR2G require an external compensation network?

    • No, NCP5111DR2G has internal compensation, eliminating the need for an external compensation network.

  9. What is the operating temperature range of NCP5111DR2G?

    • NCP5111DR2G can operate within a temperature range of -40°C to 125°C.

  10. Is NCP5111DR2G RoHS compliant?

    • Yes, NCP5111DR2G is RoHS compliant, making it suitable for environmentally conscious designs.