InAs Quantum Well Hall Element
HQ-8220
Shipped in packet-tape reel(5,000pcs per reel)
Notice : It is requested to read and accept "IMPORTANT NOTICE"
written on the back of the front cover of this catalogue.
Y
●PRINCIPLE
By comparing the output voltage of each Hall elememt, position of the
magnet can be detected
HE1
Magnet
S
N
X
Y direction
HE1=HE4
HE1>HE4
X direction
HE3=HE2
HE3<HE2
Detecting Position
Center
Upper right
HE3
HE4
HE2
Sensor
●Absolute Maximum Ratings
Item
Max. Input Voltage
Max.Input Current
Symbol
Vc
I
C
Limit
5
9
−
40
∼
＋
125
−
40
∼
＋
150
Unit
V
mA
℃
℃
Operating Temp. Range Topr.
Storage Temp. Range
Tstg.
●Input Current Derating Curve
6
5
Input Voltage:
（V）
4
3
2
1
※1:パッ
ケージ内の各個の素子毎の値です。
●Electrical Characteristics(Ta=25℃)
Item
Symbol
※2
Conditions
Min.
Typ.
Max.
Unit
Output Hall Voltage
Relative Output Voltage Ratio
Input Resistance
V
H
（i）
B=50mT, Vc=3V
V
Hr
※3
Electrical Characteristics(Ta=25℃)
90
95
750
750
95
−
6
130
105
mV
%
Ω
Ω
%
%
B=50mT, Vc=3V
Rin
（i）
B=0mT,
Ⅰ
=0.1mA
c
1150
1150
105
＋
6
0
–60
–40
–20
0
20
40
60
80
100
120
Ambient Temp.:
（℃）
Output Resistance Rout
i）
B=0mT,
Ⅰ
=0.1mA
c
（
Relative Resistance Ratio Rinr
1
Routr B=0mT,
Ⅰ
=0.1mA
c
Offset Voltage
Vos(Vu)/V
H
B=0/50mT, Vc=3V
αV
H
※5
※4
●Input Voltage Derating Curve
10
9
Input Current:
（mA）
8
7
6
5
4
3
2
1
0
–60
–40
–20
0
20
40
60
80
100
120
Temp. Coefficient of V
H
B=50mT, Vc=3V
Ta=25∼125℃
B=0mT,
Ⅰ
=0.1mA
c
Ta=25∼125℃
−
0.2
%/℃
Temp. Coefficient of Rin
αR
in
※6
−
0.2
%/℃
※2
. V
H
= VHM – V
os
(Vu) (VHM:meter indication)
※3
.
V
H(i)
(i=1.4) is Hall output voltage of 4-Hall Elements of one package.
V
Hr min
=min(V
H(i)
)/V
Havg.
X100,
V
Hr max
=max(V
H(i)
)/V
Havg.
X100
Where
V
Havg.
=(V
H(1)
＋V
H(2)
＋V
H(3)
＋V
H(4)
)/4
※4
.
R
in(i)
(i=1.4) is input resistance of 4-Hall Elements of one package.
R
in r max＝min
(R
in(i)
)/R
inavg.
×100,
R
in r max
=
max
(R
in(i)
)/R
inavg.
×100
Where
R
inavg
=(R
in(1)
＋R
in(2)
＋R
in(3)
＋R
in(4)
)/4
R
out
is calucuated as the same formula.
1
※5.
V
H
=
V
H
(T
1
)
X
V
H
(T
2
) – V
H
) (T
1
)
X 100
(T – T
2
1
Ambient Temp.:
（℃）
1
–R
※6.
R
in
=
R
in
(T
1
)
X
R
in
(T
2
) – T
in
(T
1
)
X 100
(T
2
1
)
T
1
= 25˚C, T
2
= 125˚C
86
HQ-8220
•Please be aware that our products are not intended for use in life support equipment, devices, or systems. Use of our products in such applications requires the
advance written approval of our sales staff.
Certain applications using semiconductor devices may involve potential risks of personal injury, property damage, or loss of life. In order to minimize these risks,
adequate design and operating safeguards should be provided by the customer to minimize inherent or procedural hazards. Inclusion of our products in such
applications is understood to be fully at the risk of the customer using our devices or systems.
•
Handling precautions required for preventing electrostatic discharge.
•
This product contains galium arsenide
（GaAs）
.Handling
and discarding precautions required.
●Dimensional Drawing(Unit : mm)
16−0.25
●Pinning
b
1.50
HE1outN
HE1inP
6
φ0.
0
sensor
center
HE1inN
14−0.65
5.00
＋
0.20
−
0.00
HE1outP
HE1outN
HE1inP
HE3inN
HE3outN
HE3inP
HE3outP
HE4outN
HE4inP
HE4
HE3
HE2
HE1
HE1inN
HE1outP
HE2outN
HE2inN
HE2outP
HE2inP
HE4inN
HE4outP
3.10
HE3inN
HE3outN
HE3inP
HE3outP
HE4outN
HE4inP
1.70
φ0.3
sensor
center
HE2outN
HE2inN
HE2outP
sensor
center
c
φ0.3
3.10
sensor
center
φ0.3
HE2inP
HE4inN
HE4outP
φ0.3
4.40
＋
0.20
0.00
（0.30）
sensor
center
6.20±0.20
2.25
1.75
sensor
center
5°
0.11
（0.65）
10°
sensor center
（0.5）
（0.40）
●Characteristic Curves
R
in
-T
1200
1000
800
600
400
200
0
−50
1.00
V
H
-B
1000
Ic const
Ic
Vc const
I c ＝5
［mA½
Vc ＝3
［V½
Ta ＝25
［℃½
［
Input Resistance:R
in
Ω½
Output Hall Voltage:V
H
［mV½
800
600
Vc
400
200
0
0
50
100
150
0
100
200
300
i
Ambient Temperature:Ta
［℃½
Magnetic Flux Density: B
［mT½
VH-T
Output Hall Voltage: V
H
［mV½
120
Ic
Vos(Vu)-T
（For reference only）
10
Ic const
Offset Voltage:V
os
mV½
［
150
8
Vc const
I c ＝5
［mA½
Vc ＝3
［V½
B＝0
［mT½
Vc
100
Ic const
Vc const
50
I c ＝5
［mA½
Vc ＝3
［V½
B＝50
［mT½
0
50
100
150
6
4
Ic
2
Vc
0
−50
0
50
100
150
k
0
−50
Ambient Temperature:Ta
［℃½
※Magnetic Flux Density
1
［mT½ ［G½
=10
Ambient Temperature:Ta
［℃½
in This Example:R
in
=850
〔Ω〕 V
os
=0.8
、
〔mV〕
［Vc=3
〔V〕
½
87
IMPORTANT NOTICE
These products and their specifications are subject to change without notice.
When you consider any use or application of these products, please make inquiries the
sales office of Asahi Kasei EMD Corporation (AKEMD) or authorized distributors as to
current status of the products.
AKEMD assumes no liability for infringement of any patent, intellectual property, or
other rights in the application or use of any information contained herein.
Any export of these products, or devices or systems containing them, may require an
export license or other official approval under the law and regulations of the country of
export pertaining to customs and tariffs, currency exchange, or strategic materials.
AKEMD products are neither intended nor authorized for use as critical
components
Note1)
in any safety, life support, or other hazard related device or
system
Note2)
, and AKEMD assumes no responsibility for such use, except for the use
approved with the express written consent by AKEMD. As used here:
Note1) A critical component is one whose failure to function or perform may
reasonably be expected to result, whether directly or indirectly, in the loss of the
safety or effectiveness of the device or system containing it, and which must
therefore meet very high standards of performance and reliability.
Note2) A hazard related device or system is one designed or intended for life
support or maintenance of safety or for applications in medicine, aerospace,
nuclear energy, or other fields, in which its failure to function or perform may
reasonably be expected to result in loss of life or in significant injury or damage to
person or property.
It is the responsibility of the buyer or distributor of AKEMD products, who distributes,
disposes of, or otherwise places the product with a third party, to notify such third party
in advance of the above content and conditions, and the buyer or distributor agrees to
assume any and all responsibility and liability for and hold AKEMD harmless from any
and all claims arising from the use of said product in the absence of such notification.
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