AS1109
Data Sheet - Typical Operating Characteristics
7 Typical Operating Characteristics
Figure 3. Output Current vs. REXT,
VDD = 5V; VOUT = 0.8V, TAMB = 25°C
Figure 4. Relative Output Current Error vs. VDD,
Iout/Iout@VDD = 5V - 1, TAMB = 25°C
2
100
10
1
1.5
1
0.5
REXT = 744Ω;
VDS = 0.5V
0
REXT = 186Ω;
VDS = 0.8V
-0.5
-1
REXT = 372Ω;
VDS = 0.6V
-1.5
-2
3
3.5
4
4.5
5
5.5
100
1000
10000
VDD (V)
REXT (Ohm)
Figure 5. Output Current vs. VDS;
VDD = 5V, TAMB = 25°C
Figure 6. Output Current vs. VDS;
VDD = 5V, TAMB = 25°C
160
140
120
100
80
160
140
120
100
80
REXT = 127Ω
REXT = 127Ω
REXT = 150Ω
REXT = 186Ω
REXT = 150Ω
REXT = 186Ω
REXT = 251Ω
REXT = 372Ω
REXT = 744Ω
REXT = 251Ω
REXT = 372Ω
REXT = 744Ω
60
60
40
40
20
20
0
0
0
2
4
6
8
10 12 14
0
0.2 0.4 0.6 0.8
VDS (V)
1
1.2 1.4
VDS (V)
Figure 7. Relative IOUT Error vs. Temperature
VDD = 5V, Iout/Iout@25°C - 1, TAMB = 25°C
Figure 8. Output Current vs. VDD
1
160
140
120
100
80
VDS = 1V
REXT = 372Ω;
VDS = 0.6V
0.5
VDS = 0.9V
VDS = 0.8V
REXT = 186Ω;
VDS = 0.8V
0
VDS = 0.7V
VDS = 0.6V
60
REXT = 744Ω;
VDS = 0.5V
-0.5
-1
40
VDS = 0.5V
20
0
-50
-25
0
25
50
75
100
3
3.5
4
4.5
5
5.5
Temperature (°C)
VDD (V)
www.austriamicrosystems.com
Revision 1.18
7 - 26
AMSCO [ AMS(艾迈斯) ]
