TOP234YN Integrated Off-Line Switch Mode Power Supply IC TO-220-5 (TOP234YN SMPS Controller IC)

The TOP234YN is an integrated off-line switch mode power supply (SMPS) IC designed for efficient AC-DC power conversion in compact power supply designs. Combining a PWM controller, high-voltage power MOSFET, startup circuitry, and protection features into a single TO-220-5 package, it simplifies SMPS design while delivering high efficiency and reliable performance for consumer, industrial, and embedded power applications.

Key Features -

• Integrated off-line SMPS controller IC

• Built-in high-voltage power MOSFET

• High-efficiency power conversion

• Reduced external component count

• Integrated startup and control circuitry

• Comprehensive protection features

• TO-220-5 package for effective heat dissipation

Specifications -

• Product type - Switch mode power supply IC

• Model - TOP234YN

• Series - TOPSwitch

• Package type - TO-220-5

• Mounting type - Through Hole Mount

• IC function - Off-line SMPS controller with integrated power switch

• Input type - AC mains derived DC input

• Control method - Pulse Width Modulation (PWM)

• Application type - AC-DC power conversion

• Additional features - Thermal shutdown, current limiting, auto-restart protection, and high efficiency operation

Applications -

• AC-DC power supplies

• Battery charger circuits

• Industrial power systems

• Consumer electronic equipment

• Embedded power modules

• LED power supplies

• Adapter and auxiliary power supplies