LED2000DR STMicroelectronics, LED2000DR Datasheet - Page 34
LED2000DR
Manufacturer Part Number
LED2000DR
Description
Current & Power Monitors & Regulators 3A monolithic Conv 850kHz Synch
Manufacturer
STMicroelectronics
Datasheet
1.LED2000DR.pdf
(40 pages)
Specifications of LED2000DR
Rohs
yes
Product
Current Regulators
Supply Voltage - Max
14.7 V
Supply Voltage - Min
14.1 V
Input Voltage Range
14.1 V to 14.7 V
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- Download datasheet (2Mb)
Typical characteristics
8
34/40
Typical characteristics
Figure 24. Soft-start
Figure 26. Dimming operation
Figure 28. LED current falling edge
To maximize the dimming
performan ce the embedded LS
discharges C
(D IM = 0 & & V
the low side is enabled
as long as I
(implements negative
current limitation)
O UT
Doc ID 023432 Rev 3
w hen D IM goes low.
L
> -1A
F B
AM12917v1
> 60mV ):
AM12915v1
AM12913v1
Figure 25. Load regulation
Figure 27. LED current rising edge
Figure 29. Hiccup current protection
a
Vin 12V
Vled 7V
AM12914v1
LED2000
AM12918v1
AM12916v1
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