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DRV401AMDWPREP Datasheet(PDF) 7 Page - Texas Instruments

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Part # DRV401AMDWPREP
Description  SENSOR SIGNAL CONDITIONING IC FOR CLOSED-LOOP MAGNETIC CURRENT SENSOR
PDF  33 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

DRV401AMDWPREP Datasheet(HTML) 7 Page - Texas Instruments

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TYPICAL CHARACTERISTICS
0.04
0.03
0.02
0.01
0
−0.01
−0.02
−0.03
−0.04
4.3
4.1
4.5
4.7
4.9
5.1
5.3
5.5
5.7
5.9
6.1
DRV401 AND SENSOR:
OFFSET vs SUPPLY VOLTAGE
V
DD (V)
M4645−X211
M4645−X211
M4645−X080
100
10
0.1
0.1
1
10
100
1k
10k
100k
DRV401 AND SENSOR:
OUTPUT VOLTAGE NOISE DENSITY
(Sensor M4645−X080, R
SHUNT = 10Ω, Mode = Low)
Frequency (Hz)
60Hz Line Frequency and Multiples
(measured in a 60Hz environment)
Divided Field
Probe Frequency
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
10
100
1k
10k
100k
1M
GAIN FLATNESS vs FREQUENCY
(Measurements by Vacuumschmelze GmbH)
Frequency (Hz)
DRV401 with M4645−X600 Sensor
DRV401 with M4645−X211 Sensor
DRV401 with M4645−X080 Sensor
DRV401 AND SENSOR: ABSOLUTE ERROR
(Soldered DWP−20 with 1 Square−Inch Copper Pad)
(Measurements by Vacuumschmelza GmbH)
0
0.3
0.2
0.1
0
−0.1
−0.2
−0.3
300
200
100
−300
−200
−100
Primary Current (A)
T
C (RSHUNT) ±25ppm/_ C.
T =
−50_C
T = +25
_C
T = +85
_C
T = +125
_C
20
60
100
0
I
PRIM
40
80
120
140
160
180
200
3A I
COMP OVERLOAD RECOVERY
(Measurements by Vacuumschmelze GmbH)
Time (
µs)
I
PRIM
Over−Range
ERROR
ERROR
V
OUT
Over−Range
V
OUT
NOTE: I
PRIM = 3000A corresponds to ICOMP = 3A.
DIFFERENTIAL AMPLIFIER:
VOLTAGE OFFSET PRODUCTION DISTRIBUTION
Voltage Offset (
µV)
RTO
DRV401-EP
www.ti.com............................................................................................................................................................................................... SBVS104 – JANUARY 2008
At TA = +25°C and VDD1 = VDD2 = +5 V with external 100 kHz filter BW, unless otherwise noted.
Copyright © 2008, Texas Instruments Incorporated
Submit Documentation Feedback
7
Product Folder Link(s): DRV401-EP



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