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| TLD5045EJ_15 Datasheet, PDF (15/30 Pages) Infineon Technologies AG – 700mA High Integration - DC/DC Step-Down Converter | |||
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Infineon® LITIX⢠Power
TLD5045EJ
Enable, Dimming Function and Thermal Protection
6.2.1 PWM Dimming with µC connected to TLD5045EJ PWMI pin
The PWMI pin can be used for PWM dimming. It is a commonly practiced dimming method to prevent color shift
in LED light applications.
VPWMI
VPWMI,OFF
TPWMI
VPWMI,ON
t
tOFF
Ipeak
SW - OFF
SW - ON
SW - OFF
Figure 6-2 Timing Diagram for LED Dimming with µC
t
SW - ON
SW - OFF
Data Sheet
15
Revision 1.0
2015-05-28
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