DRV401-Q1 Datasheet, PDF (12/39 Pages) Texas Instruments – DRV401-Q1 Sensor Signal Conditioning Device for Closed-Loop Magnetic Current Sensor

DRV401-Q1
SBOS814 – DECEMBER 2016
www.ti.com
Typical Characteristics (continued)
at T_A = 25°C and V_DD1 = V_DD2 = 5 V with external 100-kHz filter bandwidth, (unless otherwise noted)
90
0.10
85
80
0.08
Driver L
75
0.06
70
65
0.04
60
Driver H
55
0.02
50
45
-50 -25 0
25 50 75
Temperature (°C)
100 125 150
0
-50 -25 0
25 50 75
Temperature (°C)
100 125 150
Figure 25. Probe Driver: Internal Resistor vs Temperature
2.5010
2.5008
2.5006
2.5004
2.5002
2.5000
2.4998
2.4996
2.4994
2.4992
2.4990
-6
-4
-2
0
2
4
6
I_LOAD (mA)
Figure 26. Output Impedance Mismatch of IS1 and IS2 vs
Temperature
V_REF (V)
Figure 27. Voltage Reference vs Load Current
Voltage Reference Drift (ppm/°C)
Figure 28. Voltage Reference Production Distribution
2.525
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
2.475
-50 -25 0
25 50 75
Temperature (°C)
100 125 150
Figure 29. Voltage Reference Drift Production Distribution
Figure 30. Voltage Reference vs Temperature
12
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