AS1115 austriamicrosystems AG, AS1115 Datasheet - Page 6

• Manufacturer Part Number: AS1115
• Description: Interfaced LED Driver
• Manufacturer: austriamicrosystems AG

AS1115
Datasheet - Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
7 Typical Operating Characteristics
R
Figure 6. Segment Current vs. Temperature;
Figure 8. Segment Current vs. Supply Voltage;
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Figure 4. Display Scan Rate vs. Supply Voltage;
SET
60
50
40
30
20
10
60
50
40
30
20
10
780
760
740
720
700
680
0
0
= 9.53kΩ, V
-40
2.7
2.7
3.1
3.1
-15
Vseg = 1.7V; Vdd = 2.7V
Vseg = 1.7V; Vdd = 5V
Vseg = 3V; Vdd = 5V
Vseg = 4V; Vdd = 5V
Rset
3.5
3.5
= V
10
DD
Tamb (°C)
3.9
3.9
Vdd (V)
;
Vdd (V)
4.3
4.3
35
4.7
4.7
60
Tamb=-40°C
Tamb=+25°C
Tamb=+85°C
Vseg = 1.7V
Vseg = 3V
Vseg = 4V
5.1
5.1
5.5
5.5
85
Revision 1.03
Figure 9. Segment Current vs. V
Figure 5. Display Scan Rate vs. Temperature;
Figure 7. Segment Current vs. R
50
40
30
20
10
50
45
40
35
30
25
20
15
10
800
780
760
740
720
700
680
0
5
0
2.7
0
-40
10
3
-15
20
30
Rset (kOhm)
3.3
10
Tamb (°C)
40
Vdd (V)
50
DD
SET
3.6
35
Vseg = 4V; Vdd = 5V
Vseg = 3V; Vdd = 5V
Vseg = 2V; Vdd = 5V
Vseg = 1.7V; Vdd = 2.7V
; V
;
60
Rset
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Vseg = 1.7V
Vseg = 2V
Vseg = 2.3V
Vseg = 3.1V
Vdd=2.7V
Vdd=4V
Vdd=5V
Vdd=5.5V
70
= 2.8V
3.9
60
80
85
4.2
90
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