LNK6427D-TL

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LNK6427D-TL is a cost-effectively AC/DC controller/PWM/LED driver integrated circuit (IC) with an internal 650V MOSFET with 5A maximum output current. It is suitable for a variety of offline applications, including building automation, LED lighting, home appliances and other power supplies that require high efficiency and superior power quality.

The LNK6427D-TL is a primary side controller capable of achieving soft-start, constant accurate current, and optimal output efficiency in offline applications. It uses a peak current-mode continuous conduction mode control scheme to regulate the output voltage of AC/DC adapter, power supply and other offline switcher applications with simplicity, performance, and high reliability. As an essential core component of cost-sensitive applications, this IC reduces cost and design time significantly.

The LNK6427D-TL can be used to design various high efficient, low standby power and accurate power supplies. It utilizes a variety of features to ensure superior output power quality, including high accuracy current limit, peak current control mode and leading edge blanking, which can minimize EMI noise. It also uses a unique VDD and VCC pin voltage tracking scheme, which greatly simplifies the converter design procedure. Further, the wide duty cycle limits and adaptive flux control techniques offer flexibility to improve the converter efficiency.

The LNK6427D-TL is a highly integrated offline controller IC designed to meet the stringent performance requirements of modern power conversion systems. It is designed for use in offline applications such as power supplies, adapters, battery chargers and more. It offers many features including integrated 650V MOSFETs, current-mode control for accurate power output, variable switching frequency, peak current control and internal soft start, as well as short protection. Other features include an integrated 20mΩ MOSFET, adjustable output voltage, overload protection and constant frequency operation. By combining these features, the LNK6427D-TL can provide superior power conversion performance.

In summary, the LNK6427D-TL is a cost-effective AC/DC controller/PWM/LED driver integrated circuit with an integrated 650V MOSFET and 5A maximum output current. It can be used to design cost-sensitive, high-efficiency, low-standby-power, accurate power supply and other type of offline switcher applications. Its features include integrated 650V MOSFET, current-mode control, variable switching frequency, peak current control, internal soft start, integrated 20mΩ MOSFET, adjustable output voltage, overload protection and constant frequency operation. As such, it is an ideal choice for applications requiring superior power conversion performance and high efficiency.

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