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HB-LED Lighting Solutions

IR P/N Description
IRS2540 High brightness LEDs (200mA and up) driver, particularly for offline non isolated applications, with long string of LEDs. Uses time-delayed hysteretic control and includes a 200V half bridge driver. PWM Dimming capability for RGB color mixing.

Supporting Documentation: Datasheet, News Release, Article

IRS2541 High brightness LEDs (200mA and up) driver, particularly for offline non isolated applications, with long string of LEDs. Uses time-delayed hysteretic control and includes a 600V half bridge driver. PWM Dimming capability for RGB color mixing.

Supporting Documentation: Datasheet, News Release, Article

Programmability IRS2540 IRS2541
LED Current Yes Yes
Features IRS2540 IRS2541
Half Bridge Driver 200 600
Deadtime 140ns 140ns
Maximum Frequency 500kHz 500kHz
Bandgap Voltage Reference +/-2% +/-2%
Micropower startup Yes Yes
PWM Dimming Yes Yes
Protections IRS2540 IRS2541
Short Circuit Yes Yes
Auto-reset, non-latched shutdown Yes Yes
UVLO Yes Yes
Open circuit Yes Yes
Package IRS2540 IRS2541
DIP & SOIC 8 pin 8 pin
 
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