ON Semiconductor
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NCP1399ANDR2G
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NCP1399ANDR2G

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC for Switched-Mode Power Supplies (SMPS)

Characteristics: - High voltage startup - Current mode control - Frequency jittering for EMI reduction - Built-in protection features - Low standby power consumption

Package: SOIC-16

Essence: The NCP1399ANDR2G is a highly integrated power management IC designed for use in switched-mode power supplies. It offers high voltage startup, current mode control, and frequency jittering for EMI reduction. The IC comes in a compact SOIC-16 package and incorporates various protection features while maintaining low standby power consumption.

Packaging/Quantity: The NCP1399ANDR2G is typically sold in reels containing 2500 units per reel.

Specifications

  • Input Voltage Range: 8V to 20V
  • Output Voltage Range: 0.8V to 15V
  • Maximum Output Current: 1A
  • Operating Temperature Range: -40°C to +125°C
  • Switching Frequency: 100kHz to 500kHz
  • Standby Power Consumption: <10mW

Detailed Pin Configuration

The NCP1399ANDR2G has a total of 16 pins arranged as follows:

  1. VCC
  2. GND
  3. FB
  4. COMP
  5. CS
  6. SS
  7. RT
  8. CT
  9. VREF
  10. SYNC
  11. EN
  12. DRV
  13. DRAIN
  14. NC
  15. NC
  16. VDD

Functional Features

  • High voltage startup enables operation from a wide input voltage range.
  • Current mode control provides excellent line and load regulation.
  • Frequency jittering reduces electromagnetic interference (EMI).
  • Built-in protection features include overvoltage, undervoltage, and overcurrent protection.
  • Low standby power consumption helps meet energy efficiency requirements.

Advantages

  • Wide input voltage range allows for versatile applications.
  • Excellent line and load regulation ensure stable output voltages.
  • Frequency jittering reduces EMI, making it suitable for sensitive electronic devices.
  • Integrated protection features enhance system reliability.
  • Low standby power consumption helps conserve energy.

Disadvantages

  • Limited maximum output current of 1A may not be sufficient for high-power applications.
  • The SOIC-16 package may require additional thermal management for certain operating conditions.

Working Principles

The NCP1399ANDR2G operates based on a current mode control scheme. It uses feedback from the FB pin to regulate the output voltage. The IC starts up by generating a high voltage internally, allowing it to operate across a wide input voltage range. Frequency jittering is employed to reduce EMI emissions. The built-in protection features monitor various parameters and provide shutdown or fault detection when necessary.

Detailed Application Field Plans

The NCP1399ANDR2G is commonly used in various applications, including: - AC-DC power supplies - LED lighting systems - Industrial automation equipment - Consumer electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the NCP1399ANDR2G are: - NCP1396BDR2G - NCP1397ADR2G - NCP1398ADR2G - NCP1399ADR2G

These alternative models can be considered based on specific application requirements and availability.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af NCP1399ANDR2G i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of NCP1399ANDR2G in technical solutions:

  1. Q: What is NCP1399ANDR2G? A: NCP1399ANDR2G is a specific model of integrated circuit (IC) designed for power management applications.

  2. Q: What are the key features of NCP1399ANDR2G? A: Some key features of NCP1399ANDR2G include overvoltage protection, undervoltage lockout, thermal shutdown, and adjustable current limiting.

  3. Q: What are the typical applications of NCP1399ANDR2G? A: NCP1399ANDR2G is commonly used in various technical solutions such as power supplies, battery chargers, LED drivers, and motor control systems.

  4. Q: How does NCP1399ANDR2G provide overvoltage protection? A: NCP1399ANDR2G monitors the input voltage and shuts down the output if it exceeds a certain threshold, protecting the connected devices from damage.

  5. Q: Can NCP1399ANDR2G handle high currents? A: Yes, NCP1399ANDR2G has a built-in current limiting feature that allows it to handle high currents while ensuring safe operation.

  6. Q: Is NCP1399ANDR2G suitable for automotive applications? A: Yes, NCP1399ANDR2G is designed to meet the requirements of automotive applications, making it suitable for use in vehicles.

  7. Q: Does NCP1399ANDR2G support adjustable output voltage? A: No, NCP1399ANDR2G is primarily designed for fixed output voltage applications. For adjustable output voltage, a different IC may be required.

  8. Q: What is the operating temperature range of NCP1399ANDR2G? A: The operating temperature range of NCP1399ANDR2G typically extends from -40°C to +125°C, allowing it to function in a wide range of environments.

  9. Q: Can NCP1399ANDR2G be used in low-power applications? A: Yes, NCP1399ANDR2G can be used in both low-power and high-power applications, thanks to its adjustable current limiting feature.

  10. Q: Is NCP1399ANDR2G available in different package options? A: Yes, NCP1399ANDR2G is available in various package options, such as SOIC, DFN, and QFN, providing flexibility for different PCB layouts and designs.

Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements of NCP1399ANDR2G.