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HQ-8220 Datasheet

InAs Quantum Well Hall Element

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HQ-8220 pdf
HQ-8220
PRINCIPLE
By comparing the output voltage of each Hall elememt, position of the
magnet can be detected.
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.
Absolute Maximum Ratings
Item
Symbol Conditions
Limit
Unit
Max. Input Voltage
Max.Input Current
Operating Temp. Range Topr
Storage Temp. Range
.
TSTG
Ta=25
6
9
40 125
40 150
V
mA
Electrical Characteristics(Ta=25 )
Item
Symbol
Conditions
Min. Typ. Max. Unit
Output Hall Voltage
VH
B=50mT,EVleC=c3trVical
Char9a0cteristics(T1a30=25
)
mV
Relative Output Voltage Ratio VHr
Input Resistance Rin
Output Resistance Rout
B=50mT, VC=3V
B=0mT, IC =0.1mA
B=0mT, IC =0.1mA
Relative Resistance Ratio Rinr1 Routr B=0mT, IC =0.1mA
Offset Voltage Ratio VOS(Vu)VH B=0/50mT, VC=3V
Temp. Coefficient of VH
VH
B=50mT, VC=3V
Ta=25 125
95 105 %
750 1150
750 1150
95 105 %
6 6%
0.2 %/
Temp. Coefficient of Rin
Rin
B=0mT, IC=0.1mA
Ta=25 125
0.2
. VH = VHM – VOS (Vu) (VHM:meter indication)
. VH(i)(i=1,2,3,4)
VHr min =Min(VH(i) )/VHavg. X100, VHr max =Max(VH(i) )/VHavg. X100
VHavg. =(VH(1) VH(2) VH(3) VH(4) )/4
. Rin(i)(i=1,2,3,4)
min Min( (i))/R inavg.
Max )
R inavg. =( (1)
Rout
.
VH
=
1
VH (T1)
X
VH
(T2) – VH (T1)
(T2 – T1)
X 100
.
Rin=
1
Rin(T1)
X
Rin(T2) – Rin(T1)
(T2 – T1)
X
100
T1 = 25˚C, T2 = 125˚C
%/
101
Input Current Derating Curve
–60 –40 –20 0
20 40 60 80 100 120
Ambient Temp.
Input Voltage Derating Curve
–60 –40 –20 0
20 40 60 80 100 120
Ambient Temp.
AKM
AKM



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