AS1115-BQFT(2012) 查看數據表（PDF） - austriamicrosystems AG
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AS1115-BQFT Datasheet PDF : 26 Pages
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AS1115
Datasheet - Typical Operating Characteristics
7 Typical Operating Characteristics
RSET = 9.53kΩ, VRset = VDD;
Figure 4. Display Scan Rate vs. Supply Voltage;
Figure 5. Display Scan Rate vs. Temperature;
780
800
760
lid 740
a 720
v 700
Tamb=-40°C
ill Tamb=+25°C
Tamb=+85°C
680
t 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Vdd (V)
G s Figure 6. Segment Current vs. Temperature;
A t 60
s n 50
e 40
m t 30
a n 20
o Vseg = 1.7V; Vdd = 2.7V
10
V seg = 1.7V ; Vdd = 5V
c Vseg = 3V; Vdd = 5V
V seg = 4V ; Vdd = 5V
l 0
-40
-15
10
35
60
85
a Tamb (°C)
ic Figure 8. Segment Current vs. Supply Voltage;
60
n 50
h 40
c 30
e20
T Vseg =1.7V
780
760
V d d =2 .7V
V d d =4 V
V d d =5V
V d d =5.5V
740
720
700
680
-40
-15
10
35
60
85
Tamb (°C)
Figure 7. Segment Current vs. RSET;
50
40
Vseg = 4V; Vdd = 5V
Vseg = 3V; Vdd = 5V
Vseg = 2V; Vdd = 5V
Vseg = 1.7V; Vdd = 2.7V
30
20
10
0
0 10 20 30 40 50 60 70 80 90
Rset (kOhm)
Figure 9. Segment Current vs. VDD; VRset = 2.8V
50
Vseg = 1.7V
45
Vseg = 2 V
40
Vseg = 2 .3V
Vseg = 3 .1V
35
30
25
20
15
10
Vseg = 3V
10
Vseg = 4V
5
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
Vdd (V)
0
2.7
3
3.3
3.6
3.9
4.2
Vdd (V)
www.austriamicrosystems.com/LED-Driver-ICs/AS1115
Revision 1.08
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