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STCF05 Datasheet(PDF) 28 Page - STMicroelectronics

Part # STCF05
Description  High power white LED driver with I²C interface
PDF  33 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STCF05 Datasheet(HTML) 28 Page - STMicroelectronics

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Typical performance characteristics
STCF05
28/33
Doc ID 15257 Rev 4
11
Typical performance characteristics
Figure 14.
Efficiency in flash mode
Figure 15.
Efficiency in torch mode
Figure 16.
ILED vs. VBAT at different temp.
Figure 17.
ILED vs. VOUT
Figure 18.
Input current vs. input voltage
Figure 19.
Quiescent current in ready mode
V
OUT=7V
70
75
80
85
90
95
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=400 mA
I
LED=160 mA
V
OUT=7V
70
75
80
85
90
95
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=400 mA
I
LED=160 mA
V
OUT = 6.5 V
50
55
60
65
70
75
80
85
90
95
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=15mA
I
LED=120mA
V
OUT = 6.5 V
50
55
60
65
70
75
80
85
90
95
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=15mA
I
LED=120mA
360
370
380
390
400
410
420
430
440
2.50
3.00
3.50
4.00
4.50
5.00
5.50
V
BAT [V]
-40
25
85
360
370
380
390
400
410
420
430
440
2.50
3.00
3.50
4.00
4.50
5.00
5.50
V
BAT [V]
-40
25
85
VBA T=3.6V
430
435
440
445
450
455
460
456789
10
11
12
VOUT [V]
V
OUT [V]
V
BAT = 3.6 V
0.00
0.50
1.00
1.50
2.00
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=400 mA
I
LED=160 mA
0.00
0.50
1.00
1.50
2.00
2.5
3
3.5
4
4.5
5
5.5
V
BAT [V]
I
LED=400 mA
I
LED=160 mA
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
-40
-20
0
20
406080
100
T [°C]
Ready Mode
Ready Mode +
Aux LED
2.00
2.50
3.00
3.50
4.00
4.50
5.00
5.50
6.00
-40
-20
0
20
406080
100
T [°C]
Ready Mode
Ready Mode +
Aux LED



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