NCP1380BDR2G

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NCP1380BDR2G

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IC OFFLINE SWITCH FLYBACK 8SOIC

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  • 製造商部分 #NCP1380BDR2G

  • 包裹 SOIC-8

  • 有存貨5852

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規格

屬性 價值
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputIsolation Isolated
InternalSwitch(s) No
Topology Flyback
Voltage-StartUp 17 V
Voltage-Supply(Vcc/Vdd) 9V ~ 28V
FaultProtection Current Limiting, Over Temperature, Over Voltage, Short Circuit
OperatingTemperature -40°C ~ 150°C (TJ)
Package/Case 8-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 8-SOIC

概述

Description

The NCP1380BDR2G is a high-performance, highly integrated controller designed for switch-mode power supplies. Manufactured by ON Semiconductor, this device is ideal for applications requiring efficient power conversion, such as in chargers, adapters, and power supplies for consumer electronics.
Key features of the NCP1380BDR2G include its ability to operate in different modes like quasi-resonant mode, which enhances efficiency across various load conditions. It also incorporates a valley lockout mechanism that helps in minimizing switching losses. The device includes protections like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown to ensure reliability and safety in operation.
The controller is designed to start quickly with minimal standby power, making it energy-efficient and compliant with modern energy standards. Housed in a compact SOIC-8 package, the NCP1380BDR2G is suitable for compact designs. It is a robust choice for engineers looking to implement efficient and reliable power conversion solutions.

Equivalent

The NCP1380BDR2G is an AC-DC PWM controller typically used in power supply applications. Equivalent products may include:
1. UC3842: A popular PWM controller for off-line and DC-DC converter applications.
2. NCP1200: Another PWM controller with similar functionality.
3. LNK304: A product from Power Integrations, suitable for low-power AC-DC conversion.
4. ICE2A165: An Infineon product for similar applications.
Always verify specifications and compatibility with your specific application needs.

Features

The NCP1380BDR2G is a high-performance, current-mode controller designed for switch-mode power supplies. Key features include:
1. Current-Mode Control: Offers precise regulation and fast transient response.
2. Frequency Foldback: Reduces switching frequency at light loads to improve efficiency.
3. Standby Mode: Lowers power consumption during no-load or light-load conditions.
4. Adjustable Switching Frequency: Allows flexibility in design with a programmable frequency range.
5. Skip-Cycle Operation: Enhances efficiency by skipping cycles at light loads.
6. Overcurrent Protection: Safeguards against excessive current by limiting output power.
7. Overvoltage and Undervoltage Lockout: Ensures the device operates within safe voltage limits.
8. Brown-Out Protection: Prevents operation at low input voltage levels to avoid malfunction.
9. Soft-Start Feature: Gradually increases output to reduce inrush current during startup.
10. Thermal Shutdown: Protects the device from overheating.
These features make the NCP1380BDR2G suitable for a range of applications in power supply designs, emphasizing efficiency, reliability, and protection.

Pinout

The NCP1380BDR2G is an AC-DC controller IC typically used in power supply applications. It comes in an 8-pin SOIC package. Here is a brief overview of its pin functions:
1. Pin 1 (VCC): Supply voltage input.
2. Pin 2 (GND): Ground reference for the IC.
3. Pin 3 (DRV): Drive output for controlling an external MOSFET or power switch.
4. Pin 4 (CS): Current sense input for protection and control.
5. Pin 5 (FB): Feedback input for voltage regulation.
6. Pin 6 (ZCD): Zero current detection input for timing and efficiency enhancements.
7. Pin 7 (VDD): Auxiliary voltage input to support the IC operation.
8. Pin 8 (OVP): Over-voltage protection input.
The NCP1380 is designed to provide enhanced performance in power supply circuits through features like zero-voltage switching and current-mode control, contributing to better efficiency and circuit protection.

Manufacturer

The NCP1380BDR2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a leading semiconductor supplier that designs and manufactures a wide range of semiconductor components. The company focuses on energy-efficient electronics and is involved in producing products for power management, automotive, industrial, communications, and consumer applications. onsemi is known for its role in providing solutions that enhance energy efficiency and enable smarter technology across various sectors.

Application

The NCP1380BDR2G is a high-performance current mode PWM controller designed for driving power supplies. Its application areas include:
1. Switch Mode Power Supplies (SMPS): Used in adapters, power bricks, and power supply units for various electronic devices.
2. Consumer Electronics: Power management in TVs, monitors, and home appliances.
3. Computing Equipment: Power supply for desktops, laptops, and peripherals.
4. Industrial Electronics: Used in power control for machinery and industrial systems.
5. Telecommunications: Power regulation in networking equipment and telecommunication devices.
These applications leverage the NCP1380BDR2G's features, such as high efficiency, low standby power, and enhanced output regulation.

Package

The NCP1380BDR2G is housed in a SOIC-8 (Small Outline Integrated Circuit) package. This package type is commonly used for its compact size and ability to accommodate surface mounting on printed circuit boards, making it a popular choice for integrated circuits in various electronic applications.

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