ON Semiconductor
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NCP1910A100DWR2G
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NCP1910A100DWR2G

Introduction

The NCP1910A100DWR2G is a voltage mode PWM controller designed for use in power supply applications. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Mode PWM Controller
  • Use: Power supply applications
  • Characteristics: High efficiency, precise regulation, wide input voltage range
  • Package: SOIC-16
  • Essence: Regulating and controlling power supply output
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 75V
  • Output Voltage Range: 0.8V to 60V
  • Operating Temperature Range: -40°C to 125°C
  • Switching Frequency: 100 kHz to 1 MHz
  • Feedback Voltage Accuracy: ±1%
  • Current Limit Threshold: Adjustable

Detailed Pin Configuration

  1. VCC
  2. COMP
  3. FB
  4. CS
  5. SS/TR
  6. RT/CLK
  7. GND
  8. DRVH
  9. DRVL
  10. HO
  11. LO
  12. NC
  13. NC
  14. NC
  15. NC
  16. NC

Functional Features

  • Voltage mode control
  • Adjustable current limit
  • Soft-start/tracking function
  • External synchronization capability
  • Overvoltage protection
  • Undervoltage lockout
  • Thermal shutdown

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • High efficiency
  • Precise regulation
  • Comprehensive protection features

Disadvantages

  • Higher component count compared to integrated solutions
  • External compensation components required

Working Principles

The NCP1910A100DWR2G operates as a voltage mode PWM controller, regulating the output voltage by adjusting the duty cycle of the power switch. It utilizes feedback from the output to adjust the duty cycle and maintain a stable output voltage.

Detailed Application Field Plans

The NCP1910A100DWR2G is suitable for various power supply applications, including: - Industrial power supplies - Telecommunication equipment - Server and data storage systems - Automotive electronics - LED lighting

Detailed and Complete Alternative Models

  • NCP1910: Similar functionality with different package options
  • NCP1911: Enhanced features such as adjustable soft-start time and power good signal
  • NCP1912: Integrated high-side driver for synchronous buck converters

In conclusion, the NCP1910A100DWR2G is a versatile voltage mode PWM controller with a wide input voltage range, making it suitable for diverse power supply applications. Its precise regulation, comprehensive protection features, and external synchronization capability make it a reliable choice for demanding applications.

Word Count: 410

10 سوال و پاسخ رایج مربوط به کاربرد NCP1910A100DWR2G در راه حل های فنی را فهرست کنید

  1. What is the NCP1910A100DWR2G?

    • The NCP1910A100DWR2G is a synchronous buck converter IC designed for high efficiency power supply applications.

  2. What is the input voltage range of NCP1910A100DWR2G?

    • The input voltage range of NCP1910A100DWR2G is typically 4.5V to 60V.

  3. What is the output current capability of NCP1910A100DWR2G?

    • The NCP1910A100DWR2G can deliver up to 10A of continuous output current.

  4. What are the key features of NCP1910A100DWR2G?

    • Some key features include integrated MOSFETs, wide input voltage range, adjustable switching frequency, and overcurrent protection.

  5. What are the typical applications of NCP1910A100DWR2G?

    • Typical applications include industrial power supplies, automotive systems, and general purpose step-down converters.

  6. What is the efficiency of NCP1910A100DWR2G?

    • The efficiency of NCP1910A100DWR2G can reach up to 95% under certain operating conditions.

  7. Does NCP1910A100DWR2G have built-in thermal shutdown protection?

    • Yes, NCP1910A100DWR2G includes built-in thermal shutdown protection to prevent overheating.

  8. Can NCP1910A100DWR2G operate in a wide temperature range?

    • Yes, NCP1910A100DWR2G is designed to operate in a wide temperature range, typically from -40°C to 125°C.

  9. What is the recommended input and output capacitor value for NCP1910A100DWR2G?

    • The recommended input and output capacitor values are typically provided in the datasheet based on the application requirements.

  10. Is there a reference design available for NCP1910A100DWR2G?

    • Yes, reference designs and application notes are available to assist in implementing NCP1910A100DWR2G in various technical solutions.