Data Sheet

www.austriamicrosystems.com/LED-Driver-ICs/AS1115 Revision 1.08 6 - 25
AS1115
Datasheet - Typic a l Opera t i n g Char a c t e r ist i c s
7 Typical Operating Characteristics
RSET = 9.53kΩ, VRset = VDD;
Figure 4. Display Scan Rate vs. Supply Voltage; Figure 5. Display Scan Rate vs. Temperature;
680
700
720
740
760
780
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Vdd (V)
fosc (Hz) .
Tamb=-40°C
Tamb=+25°C
Tamb=+85°C
680
700
720
740
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800
-40 -15 10 35 60 85
Tamb (°C)
fosc (Hz) .
Vdd=2.7V
Vdd=4V
Vdd=5V
Vdd=5.5V
Figure 6. Segment Current vs. Temperature; Figure 7. Segment Current vs. RSET;
0
10
20
30
40
50
60
-40 -15 10 35 60 85
Tamb (°C)
Iseg (mA) .
Vseg = 1.7V; Vdd = 2.7V
Vseg = 1.7V; Vdd = 5V
Vseg = 3V; Vdd = 5V
Vseg = 4V; Vdd = 5V
0
10
20
30
40
50
0 10 20 30 40 50 60 70 80 90
Rset (kOhm)
Iseg (mA) .
Vseg = 4V; Vdd = 5V
Vseg = 3V; Vdd = 5V
Vseg = 2V; Vdd = 5V
Vseg = 1.7V; Vdd = 2.7V
Figure 8. Segment Current vs. Supply Voltage; Figure 9. Segment Current vs. VDD; VRset = 2.8V
0
10
20
30
40
50
60
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Vdd (V)
Iseg (mA) .
Vseg = 1.7V
Vseg = 3V
Vseg = 4V
0
5
10
15
20
25
30
35
40
45
50
2.7 3 3.3 3.6 3.9 4.2
Vdd (V)
Iseg (mA) .
Vseg = 1.7V
Vseg = 2V
Vseg = 2.3V
Vseg = 3.1V
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Technical content still valid