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SSL21081T from NXP,NXP Semiconductors

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SSL21081T

Manufacturer: NXP

Compact non-dimmable LED driver IC

Partnumber Manufacturer Quantity Availability
SSL21081T NXP 10000 In Stock

Description and Introduction

Compact non-dimmable LED driver IC Features and benefits LED driver ICs for driving LED strings from a rectified mains supply High-efficiency switch mode buck driver product family: driver with integrated 300 V (DC) power switches Controller with power-efficient boundary conduction mode of operation with: No reverse recovery losses in freewheel diode Zero Current Switching (ZCS) for turn-on of switch Zero voltage or valley switching for turn-on of switch Minimal required inductance value and size Direct PWM current regulation possible Fast transient response through cycle-by-cycle current control: Negligible AC mains ripple at LED current and minimal total capacitor value No over or undershoots in the LED currentSSL21081TNXP SemiconductorsCompact non-dimmable LED driver IC Internal protections: UnderVoltage LockOut (UVLO) Leading-Edge Blanking (LEB) OverCurrent Protection (OCP) Short-Winding Protection (SWP) Internal OverTemperature Protection (OTP) Brownout protection Output Short Protection (OSP) Low component count LED driver solution (see Figure 3): No Schottky diode required due to ZCS Easy external temperature protection with a single NTC resistor Option for soft-start function1 Compatible with wall switches with built-in indication light during standby IC lifetime easily matches or surpasses LED lamp lifetime3.

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