HAL1821...HAL1823 DATA SHEET
10 Aug. 2, 2013; DSH000162_001EN Micronas
3.6. Characteristics
at T
J
= 40 °C to +170 °C (for temperature type A), V
SUP
= 4.5 V to 5.5 V, GND = 0 V,
at Recommended Operation Conditions if not otherwise specified in the column “Conditions”.
Typical Characteristics for T
J
= 25 °C and V
SUP
= 5 V.
Symbol Parameter Pin No. Min. Typ. Max. Unit Conditions
I
SUP
Supply Current
over Temperature Range
1 710mA
Resolution 3 10 Bit
INL Non-Linearity of Output
Voltage over Temperature
3 1.0 0 1.0 % % of supply voltage
1)
E
R
Ratiometric Error of Output
over Temperature
(Error in V
OUT
/ V
SUP
)
3 1.0 0 1.0 %
V
OQ
Output Quiescent Voltage 3 2.425 2.5 2.575 V B = 0 mT, T
J
= 25 °C, I
OUT
= ±1
mA
V
OUTH
Output High Voltage 3 4.7 4.9 V V
SUP
= 5 V, I
OUT
= ±1 mA
2)
V
OUTL
Output Low Voltage 3 0.1 0.3 V V
SUP
= 5 V, I
OUT
= ±1 mA
2)
t
r(O)
Response Time of Output
3)
3 0.5 1 ms C
L
= 10 nF, time from 10% to
90% of final output voltage for a
step like
signal B
step
from 0 mT to B
max
t
POD
Power-Up Time (Time to
reach stabilized Output
Voltage)
3)
11.5msC
L
= 10 nF, 90% of V
OUT
BW Small Signal Bandwidth
(3dB)
3)
3 2.25 2.5 kHz B
AC
< 10 mT
V
OUTn
Output RMS Noise
4)
3 2.6 5 mV B = 5 to 95% of B
max
R
OUT
Output Resistance over
Recommended Operating
Range
4)
3 60 V
OUTLmax
V
OUT
V
OUTHmin
V
PORLH
Power-On Reset Level from
V
SUPLow
to V
SUPHigh
1 3.9 4.35 4.5 V
V
PORHL
Power-On Reset Level from
V
SUPHigh
to V
SUPLow
13.84.24.4V
V
PORHYS
Power-On Hysteresis 1 0.1 0.175 0.3 V
V
DIAG
Output Voltage in case of
Error Detection
30 300 mV
SOT89B Package
R
thja
R
thjc
Thermal Resistance
junction to air
junction to case
210
60
K/W
K/W
Measured with a 1s0p board
1)
if more than 50% of the selected magnetic field range are used and V
OUT
is between 0.3 V and 4.7 V
2)
Linear output range
3)
Guaranteed by design
4)
Not tested, characterized only
DATA SHEET HAL1821...HAL1823
Micronas Aug. 2, 2013; DSH000162_001EN 11
3.7. Magnetic Characteristics
at Recommended Operating Conditions if not otherwise specified in the column ’Test Conditions’,
T
J
=40 °C to +170 °C (for temperature type A), V
SUP
= 4.5 V to 5.5 V.
Typical Characteristics for T
A
= 25 °C and V
SUP
= 5 V.
Symbol Parameter Pin No.
Values
Unit Test Conditions
Min. Typ. Max.
Sens Sensitivity 3 47.5
28.43
22.25
50.0
31.25
25.0
52.5
34.07
27.75
mV/mT HAL1821; T
J
= 25°C
HAL1822; T
J
= 25°C
HAL1823; T
J
= 25°C
ES Sensitivity Error over
Temperature Range
3 60 6 %
Sens
Life
Sensitivity Drift (beside
temperature drift)
1)
2 %T
J
= 25°C; after tem-
perature cycling and
over life time
B
OFFSET
Magnetic offset 3 1.4
2.3
2.8
0
0
0
1.4
2.3
2.8
mT HAL1821
HAL1822
HAL1823
B = 0 mT, T
A
= 25 °C
B
OFFSET
Magnetic offset drift over
Temperature Range
B
OFFSET
(T) B
OFFSET
(25 °C)
3 950
950
1015
0
0
0
950
950
1015
µT HAL1821
HAL1822
HAL1823
B = 0 mT
B
Hysteresis
Magnetic Hysteresis
1)
3 20 0 20 µT Range = 40 mT
1)
Not tested, characterized only
HAL1821...HAL1823 DATA SHEET
12 Aug. 2, 2013; DSH000162_001EN Micronas
Fig. 3–2: Definition of Sensitivity Error ES.
3.7.1. Definition of Sensitivity Error ES
ES is the maximum of the absolute value of 1 minus
the quotient of the normalized measured value
1)
over
the normalized ideal linear
2)
value:
In the example shown in Fig. 3–2 the maximum error
occurs at
10 °C:
50 75
100
125
150
175
25
0
-25
-50
0.98
0.99
1.00
1.01
1.02
1.03
-10
0.993
1.001
temperature [°C]
relative sensitivity related to 25 °C value
ideal 200 ppm/k
least-square-fit straight-line of
normalized measured data
measurement example of real
sensor, normalized to achieve a
value of 1 of its least-square-fit
straight-line at 25 °C
1) normalized to achieve a least-square-fit straight-line
that has a value of 1 at 25 °C
2) normalized to achieve a value of 1 at 25 °C
ES max abs
meas
ideal
------------1




Tmin, Tmax
=
ES
1.001
0.993
------------- 1 0.8%==

HAL1822UA-A

Mfr. #:
Manufacturer:
TDK-Micronas
Description:
Board Mount Hall Effect / Magnetic Sensors Linear Hall Sensor with Fixed Sensitivity
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet