XR18910 Datasheet, PDF (10/19 Pages) Exar Corporation – 8:1 Sensor Interface Analog Front End

Typical Performance Characteristics (Continued)
T_A = 25°C, V_CC = 3.3V, V_DD = 1.8V, R_L = 10kΩ to 1.5V, G = 760, unless otherwise noted.
XR18910
3.5
G=2
Current Sense Mode Active
3
2.5
2
1.5
0
5
10
15
20
25
ILDO (mA)
Figure 10. LDO Current vs. Output Voltage
5
G=2
4
3
2
1
0
-1
-10
-5
0
5
10
Output Current (mA)
Figure 12. Output Offset Voltage vs. Output Current
100
90
G = 760
80
70
60
50
40
30
20
10
0
0.01
0.1
1
10
100
1000
Frequency (kHz)
Figure 14. Input Voltage Noise vs. Frequency
4
3
2
V_CC = 3.3V
1
V_CC = 5V
0
0
10
20
30
40
50
ILDO (mA)
Figure 11. LDO Output Current
1.55
1.5
1.45
1.4
G=2
G = 300
G = 760
1.35
0.25 0.75 1.25 1.75 2.25 2.75
Input Common Mode Voltage (V)
Figure 13. Output Offset vs. Input Common Mode Voltage
2.5
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
-2.5
0
2
4
6
8
10
Time (seconds)
Figure 15. 0.1Hz to 10Hz RTI Voltage Noise
REV1A
10/19