Datasheet

Typical characteristics LED2001
34/42 DocID024346 Rev 1
8 Typical characteristics
Figure 24. Soft-start Figure 25. Load regulation
Figure 26. Dimming operation Figure 27. LED current rising edge
a
Figure 28. LED current falling edge Figure 29. Hiccup current protection
AM12913v1
Vin 12V
Vled 7V
AM12914v1
AM12915v1
AM12916v1
To maximize the dimming
performance the embedded LS
discharges C
OUT
when DIM goes low.
(D IM = 0 & & V
FB
> 60mV):
the low sid e is enabled
as long as I
L
> -1A
(implements negative
current limitation)
AM12917v1
AM12918v1