DRV411_15 Datasheet, PDF (5/34 Pages) Texas Instruments – Sensor Signal Conditioning IC for Closed-Loop Magnetic Current Sensors

DRV411
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REFSEL1
REFOUT
REFIN
VOUT
IAIN2
IAIN1
GND
GND
ICOMP2
ICOMP1
PWP PACKAGE
TSSOP-20
(TOP VIEW)
1
20
2
19
3
18
4
17
Exposed
5
Thermal Pad ¹⁶
6
on Bottom Side,
Connect to GND
15
7
14
8
13
9
12
10
11
SBOS693B – AUGUST 2013 – REVISED DECEMBER 2013
PIN CONFIGURATION
REFSEL2
OR
HALL1
HALL2
HALL3
HALL4
ERROR
GSEL1
GSEL2
VDD
RGP PACKAGE
QFN-20
(TOP VIEW)
OR 1
REFSEL2 2
REFSEL1 3
REFOUT 4
REFIN 5
Exposed
Thermal Pad
on Bottom Side,
Connect to GND
15 GSEL1
14 GSEL2
13 VDD
12 ICOMP1
11 ICOMP2
NAME
ERROR
GND
GND
GSEL1
GSEL2
HALL1
HALL2
HALL3
HALL4
IAIN1
IAIN2
ICOMP1
ICOMP2
OR
REFIN
REFOUT
REFSEL1
REFSEL2
VDD
VOUT
PIN
PWP
(TSSOP)
14
7
8
13
12
18
17
16
15
6
5
10
9
19
3
2
1
20
11
4
Thermal Pad
RGP
(QFN)
16
9
10
15
14
20
19
18
17
8
7
12
11
1
5
4
3
2
13
6
PIN ASSIGNMENTS
DESCRIPTION
Open-drain output for error indication. See the Error Conditions section.
Ground connection
Ground connection
Input. Selects the gain of the Hall amplifier. See Gain Selection and Compensation Frequency section.
Input. Selects the gain of the Hall amplifier. See Gain Selection and Compensation Frequency section.
Pin 1 of AKM HW322 / HW302 or similar
Pin 2 of AKM HW322 / HW302 or similar
Pin 3 of AKM HW322 / HW302 or similar
Pin 4 of AKM HW322 / HW302 or similar
Inverting input of differential amplifier
Noninverting input of differential amplifier
Output 1 of compensation coil driver
Output 2 of compensation coil driver
Open-drain output for overrange indication. See the Error Conditions section.
Input for zero reference to differential amplifier
Output terminal for selected reference voltage
Input. Sets reference mode. See the Voltage Reference section.
Input. Sets reference mode. See the Voltage Reference section.
Supply voltage
Output of differential amplifier
Connect to GND
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