ON Semiconductor
قد تكون الصورة تمثيلية.
راجع المواصفات للحصول على تفاصيل المنتج.
NCP1230P133G
عرض التفاصيل جداول البيانات

NCP1230P133G - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low standby power consumption - Wide input voltage range - Overvoltage protection - Overcurrent protection

Package: TO-220

Essence: The NCP1230P133G is a power management IC designed for various applications requiring efficient power conversion and control.

Packaging/Quantity: The NCP1230P133G is typically sold in reels of 250 units.

Specifications

  • Input Voltage Range: 85V to 265V AC
  • Output Voltage: 12V DC
  • Output Current: Up to 1.33A
  • Switching Frequency: 65kHz
  • Standby Power Consumption: Less than 100mW
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NCP1230P133G has the following pin configuration:

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for output voltage regulation
  4. COMP: Compensation pin for stability control
  5. CS: Current sense pin for overcurrent protection
  6. DRAIN: Drain pin for power MOSFET connection
  7. SOURCE: Source pin for power MOSFET connection

Functional Features

  • Integrated high-voltage startup circuit
  • Pulse frequency modulation (PFM) operation for improved efficiency at light loads
  • Built-in overvoltage and overcurrent protection
  • Soft-start function for controlled startup
  • Auto-restart feature for fault recovery

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input voltage range allows for universal compatibility - Compact TO-220 package for easy integration - Built-in protection features enhance system reliability

Disadvantages: - Limited output current capacity (up to 1.33A) - Requires external components for complete power supply design

Working Principles

The NCP1230P133G operates as a flyback converter, converting high-voltage AC input into low-voltage DC output. It utilizes pulse frequency modulation (PFM) to achieve high efficiency at light loads. The integrated startup circuit ensures reliable and controlled startup. The IC also incorporates overvoltage and overcurrent protection mechanisms to safeguard the connected load.

Detailed Application Field Plans

The NCP1230P133G is commonly used in various applications, including: 1. Power adapters for consumer electronics 2. LED lighting systems 3. Industrial power supplies 4. Home automation devices 5. Battery chargers

Detailed and Complete Alternative Models

  1. NCP1230P065G: Similar to NCP1230P133G but with a lower output current rating of 650mA.
  2. NCP1230P200G: Similar to NCP1230P133G but with a higher output current rating of 2A.
  3. NCP1230P300G: Similar to NCP1230P133G but with a higher output current rating of 3A.

These alternative models provide flexibility in choosing the appropriate IC based on specific application requirements.

Word count: 345 words

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق NCP1230P133G في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of NCP1230P133G in technical solutions:

  1. Q: What is NCP1230P133G? A: NCP1230P133G is a specific model of integrated circuit (IC) used for power management applications.

  2. Q: What are the typical applications of NCP1230P133G? A: NCP1230P133G is commonly used in various power supply designs, such as AC-DC converters, offline flyback converters, and LED drivers.

  3. Q: What is the input voltage range supported by NCP1230P133G? A: The input voltage range of NCP1230P133G typically spans from 85VAC to 265VAC.

  4. Q: What is the output power range that NCP1230P133G can handle? A: NCP1230P133G can handle output power ranging from a few watts up to around 25 watts, depending on the specific application and design.

  5. Q: Does NCP1230P133G have built-in protection features? A: Yes, NCP1230P133G offers various built-in protection features like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.

  6. Q: Can NCP1230P133G operate in continuous or discontinuous conduction mode? A: NCP1230P133G can operate in both continuous conduction mode (CCM) and discontinuous conduction mode (DCM), depending on the specific design requirements.

  7. Q: What is the maximum switching frequency supported by NCP1230P133G? A: The maximum switching frequency of NCP1230P133G is typically around 100 kHz to 130 kHz.

  8. Q: Does NCP1230P133G require an external oscillator or clock source? A: No, NCP1230P133G has an internal oscillator, so it does not require an external oscillator or clock source.

  9. Q: Can NCP1230P133G be used in both isolated and non-isolated power supply designs? A: Yes, NCP1230P133G can be used in both isolated and non-isolated power supply designs, depending on the specific application requirements.

  10. Q: Are there any evaluation boards or reference designs available for NCP1230P133G? A: Yes, many manufacturers provide evaluation boards and reference designs that utilize NCP1230P133G, which can serve as a starting point for designing your own power supply solution.

Please note that these answers are general and may vary based on specific design considerations and manufacturer documentation.