STCF03I Datasheet, PDF (27/33 Pages) STMicroelectronics – High power white LED driver with I2CTM interface

Typical performance characteristics
10 Typical performance characteristics
STCF03I
Figure 14. Flash current vs F_DIMM
900
800
700
600
500
400
300
200
100
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
step
Figure 15. Torch current vs T_DIMM
250
200
150
100
50
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
step
Figure 16. Aux current vs AUXI
Figure 17. Flash current vs temp
25
850
845
20
840
835
15
830
825
10
820
815
Flash current= 800mA
5
810
V _BAT=3.3V
805
0
800
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
-40°C
25°C
Step
temp.
80°C
Figure 18. VFB2 Flash vs temp
Figure 19. I_Q vs temp
250
245
240
235
230
225
220
-40°C
25°C
temp.
80°C
2.4
2.3
2.2
2.1
2
1.9
1.8
1.7
1.6
-40°C
25°C
temp.
85°C
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