MYMGK00506ERSR-EVM

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The MYMGK00506ERSR-EVM is an engineering evaluation board for an off-line, dc/dc, AC/DC SMPS. It is designed to provide excellent power efficiency in a variety of applications, ranging from home appliances to automotive electronics. The board incorporates Power Integrations’ family of μPower SCALE-2™ AC/DC Switching Regulators and a synchronous rectifier design to optimize efficiency and reduce conduction losses. It offers short-circuit protection and thermal protection, as well as over-voltage and over-current protection.

Overview

The MYMGK00460ERSR-EVM is based on Power Integrations’ SCALE-2™ family of AC/DC switching regulators. The device uses a primary-side control topology with resonant zero current switching (ZCS) and zero voltage switching (ZVS) conduction capabilities to reduce system cost by eliminating the need for an optocoupler and primary-side rectifier. The device also features internal over-voltage protection (OVP), short-circuit protection (SCP), and overtemperature protection (OTP).

Applications

The MYMGK00506ERSR-EVM is ideal for a broad range of applications, such as consumer electronics, home appliances, industrial control, automotive, and other applications that require high efficiency, low cost, and space-saving solutions. In addition, the device offers improved productivity due to its quick start-up time and reduced external component count.

Working Principle

The MYMGK00506ERSR-EVM is designed to provide high power efficiency. Its primary-side control topology with ZCS and ZVS conduction capabilities enables a simple solution with a minimal external component count. The device offers short-circuit protection, over-voltage protection, and thermal protection to protect the board from damage. The device also features synchronous rectification to improve system efficiency.

The board utilizes an isolated power stage with a high-efficiency dc-dc controller and two synchronous rectifiers. The synchronous rectifier is used to reduce conduction losses by providing a low-resistance path for current flow. Additionally, the board incorporates a voltage mode control to provide stable operation over a wide range of input voltages.

The MYMGK00506ERSR-EVM also features a current mode feedback scheme, which gives the device quick response to line, load, and temperature variations. Additionally, the board uses advanced protection features to ensure safe operation in the event of a fault or overload condition. These features include over-voltage, over-current, and short-circuit protection.

The device also offers a low component count, compact size, and attractive pricing that make it suitable for a variety of applications. Additionally, its high power efficiency enables reliable operation with low power consumption.

Overall, the MYMGK00506ERSR-EVM is well-suited for a wide range of applications, including consumer electronics, home appliances, industrial control, automotive, and other applications that require high efficiency, low cost, and space-saving solutions.

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