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NXP产品 - SSL525x介绍

SSL525x - Compact high power factor dimmable LED driver ICs (v2)

SSL525x是NXP恩智浦公司的一款交流供电LED驱动器IC - 可调光产品，SSL525x是Compact high power factor dimmable LED driver ICs (v2)，本站介绍了SSL525x的封装应用图解、特点和优点、功能等，并给出了与SSL525x相关的NXP元器件型号供参考。

SSL525x - Compact high power factor dimmable LED driver ICs (v2) - 交流供电LED驱动器IC - 可调光 - 照明驱动器和控制器IC - 恩智浦

产品描述

The SSL525x is a family of LED driver ICs for nonisolated, dimmable (phase cut dimmable orwith a control input signal) LED solutions. Complementing NXP’s broad GreenChip SSLfamily of products, the new IC supports LED lighting applications ranging from 5 W lamppower like Candela shape up to 35 W lamp power like integrated Fixtures/Luminaires, TLEDand PAR lamp shapes.

Type MOSFET Topology Dim control SSL5251T External Buck-boost Average SSL5255TE Internal, 450 V 5 ? Buck-boost Average SSL5257TE Internal, 700 V 10 ? Buck-boost Average SSL5261AT External Buck / Buck-boost Average SSL5261PT External Buck / Buck-boost Peak
产品特性和优势
  • Supports majority of available dimming solutions
  • Deep dimming level
  • Peak dimming control (SSL5261P)
  • Flicker-free dimming
  • Low electronic Bill Of Materials (BOM) ensuring a compact solution and small,single layer Printed-Circuit Board (PCB) footprint
  • Controller only. For use with external power FET (SSL5251, SSL5261x)
  • Driver with integrated MOSFET (SSL5255, SSL5257)
  • Supports Buck-boost applications (SSL525x)
  • Flexible buck or buck-boost applications (SSL5261x)
  • Excellent line regulation and load regulation and good LED output currentaccuracy
  • Efficient BCM operation with:
    • No reverse recovery losses in freewheel diode
    • Zero Current Switching (ZCS) and Valley switching
    • Minimum inductance value and size required
    • High efficiency (up to 90 %)
    • Ultra low IC current during operation (< 150 μA)
  • Many auto-recovery protections:
    • UnderVoltage LockOut (UVLO)
    • Cycle-by-cycle OverCurrent Protection (OCP)
    • Internal OverTemperature Protection (OTP)
    • Output OverVoltage Protection (OVP)
    • Output Short Protection (OSP)
产品应用
  • Low cost mains dimmable, non-isolated retrofit LED lamps up to 35 W
  • Low cost mains dimmable, non-isolated driver modules for LED lighting up to 35 W
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