LNK500P

Power Dissipation of 0.4A
4,079 有效庫存

LNK500P

有效庫存4,079

Power Dissipation of 0.4A

  • 製造商零件號 # : LNK500P

  • 包裝/封裝: DIP-7

  • 製造商: Power Integrations

  • 產品分類 : AC DC Converters, Offline Switches

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LNK500P 數據表
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詳細說明

With its advanced features and robust performance, the LNK500P stands out as a versatile and dependable choice for power supply applications. Its high power output, wide input voltage range, and integrated protection mechanisms make it well-suited for various power supply designs. Furthermore, the primary-side regulation and built-in 725 V MOSFET contribute to the IC's efficiency and reliability, while the inclusion of multiple protection features and frequency jittering enhances safety and electromagnetic compatibility

主要特徵

  • Highly accurate voltage regulation
  • Wide input voltage range
  • Low standby power consumption
  • Integrated soft-start function
  • Integrated frequency jittering for EMI reduction
  • Overvoltage, overcurrent, and thermal protection
  • Compact size and simplified design

應用

  • AC/DC power supplies
  • Adapter and charger applications
  • TVs and Monitors
  • Home appliances
  • Consumer electronics
  • LED lighting
  • Industrial control systems
  • Power tools
  • Networking equipment
  • Medical equipment

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Series LinkSwitch® Packaging ! Bulk
Part Status ! Obsolete Output Isolation Isolated
Internal Switch(s) Yes Voltage - Breakdown 700V
Topology Flyback Duty Cycle ! 77%
Frequency - Switching 30kHz ~ 42kHz Power (Watts) 5.5 W
Fault Protection ! Current Limiting, Open Loop, Over Temperature, Short Circuit Operating Temperature ! -40°C ~ 150°C (TJ)
Package / Case 8-DIP (0.300", 7.62mm), 7 Leads Supplier Device Package 8-PDIP-B
Mounting Type Through Hole Base Product Number LNK500

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 LNK500P PDF 下載

常見問題解答

What is LNK500P?

The LNK500P is a low power, off-line switcher IC designed by Power Integrations. It is ideal for designing efficient power supplies for a wide range of applications including home appliances, smart meters, and industrial controls.

How Does LNK500P Work?

The LNK500P works by integrating a power MOSFET, a frequency jittering feature, and a multi-mode controller in a single package. This integration results in a highly efficient and compact off-line switcher IC that enables the design of low power, high performance, and reliable power supplies.

How Many Pins does LNK500P have and What are the Functions of the Pinout Configuration?

The LNK500P is housed in a 7-pin SOP-7C package. The pinout configuration includes:

  • VDD: Provides supply voltage to the control circuitry.
  • BP/M: Frequency jitter and brownout protection pin.
  • FB: Feedback pin for output voltage regulation.
  • GND: Ground pin.
  • RTN: Sense and return for the multisense resistor for line under-voltage detection.
  • D: Drain connection of the internal power MOSFET.
  • S: Source connection of the internal power MOSFET.

What are the Pros and Cons of LNK500P?

Pros:

  • High Efficiency: Provides efficient power conversion, reducing energy consumption.
  • Compact Size: The integration of different functions results in a compact form factor.
  • Low Standby Power: Enables power supplies with low standby power consumption.
  • Built-in Protection: Features such as brownout protection enhance system reliability.
  • Wide Application Range: Suitable for a variety of low-power applications.

Cons:

  • External Components: May require additional external components for optimal performance in specific applications.
  • Application Specific: Limited to low power applications and may not be suitable for high power designs.
  • Thermal Considerations: Heat dissipation and thermal management need to be carefully considered in the design.

Are There Any Equivalents/Alternatives to LNK500P for Recommendation?

  • The LNK304 from Power Integrations is a similar low power off-line switcher IC with different features.
  • Alternatives to the LNK500P include the TNY284 from Power Integrations and the FSL306LRN from ON Semiconductor.

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