IC TOP253PN ไอซีภาคจ่ายไฟ อะไหล่สำหรับซ่อม ของแท้จากโรงงานผู้ผลิต

IC TOP253PN ไอซีภาคจ่ายไฟ อะไหล่สำหรับซ่อม ของแท้จากโรงงานผู้ผลิต ใช้ในภาคจ่ายไฟ ตู้เย็น SAMSUNG และอีกมากมาย แก้อาการไฟไม่เข้า และติด ๆ ดับ ๆ แรงดันไฟ 230 VAC 25W TOPSwitch-HX Family Enhanced EcoSmart, Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range Lower System Cost, Higher Design Flexibility Multi-mode operation maximizes effi ciency at all loads New eSIP-7F and eSIP-7C packages Low thermal impedance junction-to-case (2 °C per watt) Low height is ideal for adapters where space is limited Simple mounting using a clip to aid low cost manufacturing Horizontal eSIP-7F package ideal for ultra low height adapter and monitor applications Extended package creepage distance from DRAIN pin to adjacent pin and to heat sink No heatsink required up to 35 W using P, G and M packages with universal input voltage and up to 48 W at 230 VAC Output overvoltage protection (OVP) is user programmable for latching/non-latching shutdown with fast AC reset Allows both primary and secondary sensing Line undervoltage (UV) detection prevents turn-off glitches Line overvoltage (OV) shutdown extends line surge limit Accurate programmable current limit Optimized line feed-forward for line ripple rejection 132 kHz frequency (254Y-258Y and all E/L packages) reduces transformer and power supply size Half frequency option for video applications Frequency jittering reduces EMI fi lter cost Heatsink is connected to SOURCE for low EMI Improved auto-restart delivers <3% of maximum power in short circuit and open loop fault conditions Accurate hysteretic thermal shutdown function automatically recovers without requiring a reset Fully integrated soft-start for minimum start-up stress Extended creepage between DRAIN and all other pins improves fi eld reliability