LNK500GN

Series:	LinkSwitch®
Packaging:	Tube
Part Status:	Not For New Designs
Output Isolation:	Isolated
Internal Switch(s):	Yes
Voltage - Breakdown:	700V
Topology:	Flyback
Voltage - Supply (Vcc/Vdd):	--
Duty Cycle:	77%
Frequency - Switching:	30kHz ~ 42kHz
Power (Watts):	5.5W
Fault Protection:	Current Limiting, Open Loop, Over Temperature, Short Circuit
Control Features:	--
Operating Temperature:	-40°C ~ 150°C (TJ)
Package / Case:	8-SMD (7 Leads), Gull Wing
Supplier Device Package:	SMD-8B
Mounting Type:	Surface Mount

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The LNK500GN application field and working principle is a critical part of the PMIC – AC DC Converters, Offline Switchers. It is known for its good efficiency, low standby power consumption, and high peak load current capabilities.LNK500GN is a combined dimming and switching controller designed to provide a wide range of features with the goal of efficiently controlling the power dissipation in a variety of power converters. With its range of inputs, the chip has the ability to operate in both constant voltage and constant current modes, making it a powerful tool for custom design applications. LNK500GN features an array of features designed to improve system efficiency, while at the same time reducing the cost of the design. The controller has a wide input range, allowing it to be used in many different applications. Additionally, the chip has the ability to switch on and off automatically depending on the input voltage. This feature is especially helpful in applications where the output power needs to be regulated without creating excessive power dissipation.The working principle of the LNK500GN is based on the implementation of a sophisticated power control system. The controller consists of a number of integral components, including a constant voltage and a constant current source. The chip also contains a dedicated switching circuit, which is utilized for controlling the output power. This switching circuit can be programmed and configured using feedback from the input voltage, thus allowing for greater control over the output power. The constant voltage and constant current sources serve to provide an ideal output voltage and current value to the output. This voltage and current are equal to the specified nominal output voltage and current, unless an error is detected in the feedback circuit, in which case the output will be adjusted accordingly.Additionally, the controller features a variety of protection mechanisms, such as overvoltage protection, overcurrent protection and thermal protection. These are all designed to ensure safe operation and to maximize efficiency. As a critical part of the PMIC – AC DC Converters, Offline Switchers, the LNK500GN application field and working principle can help to significantly improve the efficiency of the system while keeping costs low. For these reasons, the LNK500GN is often utilized by designers who are working on custom power designs. The chip offers a powerful set of features and protection mechanisms, all of which help to improve the user’s experience.

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