DRV411_15 Datasheet, PDF (10/34 Pages) Texas Instruments – Sensor Signal Conditioning IC for Closed-Loop Magnetic Current Sensors

DRV411
SBOS693B – AUGUST 2013 – REVISED DECEMBER 2013
TYPICAL CHARACTERISTICS (continued)
At V_DD = 5 V and T_A = +25 °C, unless otherwise noted.
5.00
0.30
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4.95
-40ºC
0.25
150ºC
4.90
25ºC
0.20
4.85
0.15
4.80
4.75
150ºC
4.70
0 1 2 3 4 5 6 7 8 9 10
Load Current (mA)
C016
Figure 25. DIFFERENTIAL AMPLIFIER OUTPUT VOLTAGE
vs OUTPUT CURRENT (POSITIVE RAIL)
0.10
25ºC
0.05
-40ºC
0.00
0 1 2 3 4 5 6 7 8 9 10
Load Current (mA)
C017
Figure 26. DIFFERENTIAL AMPLIFIER OUTPUT VOLTAGE
vs OUTPUT CURRENT (NEGATIVE RAIL)
22
18
14
V_DD = 5.5 V
to VDD
10
V_DD = 2.7 V
6
2
-2
-6
-10
V_DD = 2.7 V
-14
V_DD = 5.5 V
to GND
-18
-22
-50 -25 0 25 50 75 100 125 150
Temperature (ºC)
C04
Figure 27. DIFFERENTIAL AMPLIFIER SHORT-CIRCUIT
CURRENT vs TEMPERATURE
22.0
18.0
to VDD
14.0
10.0
6.0
2.0
±2.0
±6.0
±10.0
±14.0
±18.0
to GND
±22.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage V_DD (V)
C05
Figure 28. DIFFERENTIAL AMPLIFIER SHORT-CIRCUIT
CURRENT vs POWER SUPPLY
0.10
0.08
0.06
0.04
Positive Threshold
0.02
0.00
±0.02
±0.04
Negative Threshold
±0.06
±0.08
R_LOAD = 1k
±0.10
-50 -30 -10 10 30 50 70 90 110 130 150
Temperature (ºC)
C018
Figure 29. OVERRANGE TRIP LEVEL vs TEMPERATURE
0.08
0.06
0.04
Positive Threshold
0.02
0.00
±0.02
±0.04
Negative Threshold
±0.06
R_LOAD = 1 k
±0.08
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage V_DD (V)
C019
Figure 30. OVERRANGE TRIP LEVEL vs POWER SUPPLY
10
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