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LT135 PDF预览

LT135

更新时间: 2024-09-28 22:00:51
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描述
Hall Voltage 240mV GaAs Hall Device

LT135 数据手册

 浏览型号LT135的Datasheet PDF文件第2页 
Hall Device  
LT135A  
Hall Voltage 240mV GaAs Hall Device  
LT135A  
(Unit : mm)  
Features  
Outline Dimensions  
¡
¡
¡
¡
Small temperature coefficient of the Hall voltage  
Good linearity of the Hall voltage  
Small imbalanced voltage  
2.7±0.3  
Directly DC voltage applicable  
1
2
4
3
Applications  
N
¡
Brushless motors  
VCR, CD, CD-ROM, FDD  
¡
Measuring equipment  
Gauss meters, magnetic substance detectors  
4-R0.2  
¡
Noncontact sensors  
Microswitches, tape-end detection  
¡
Other magnetic detection  
0.6  
1.5±0.2  
0.6  
Terminal connection  
1:V  
2:V  
3:V  
4:V  
C
H
C
H
Input  
Output  
Input  
Absolute Maximum Ratings  
(T  
a
=25˚C)  
Unit  
Output  
Parameter  
Control voltage  
Symbol  
Rating  
12  
V
C
V
mA  
mW  
˚C  
˚C  
˚C  
Control current  
I
C
15  
Power dissipation  
P
D
150  
Operating temperature  
Storage temperature  
Soldering temperature*1  
T
T
T
opr  
-20 to +125  
-55 to +150  
260  
As for dimensions of tape-packaged products, refer to page 44 .  
stg  
sol  
*1  
Soldering time : 10 seconds  
Electrical Characteristics  
(T  
a=25˚C)  
Parameter  
Symbol  
Conditions  
=6V, B=100mT  
=6V, B=0mT  
=1mA, B=0mT  
=1mA, B=0mT  
MIN  
200  
-15  
650  
1 300  
TYP.  
240  
-
800  
1 600  
MAX.  
280  
15  
950  
1 900  
Unit  
mV  
mV  
No-load Hall voltage *1  
V
H
V
V
C
C
*2  
Imbalanced voltage  
V
HO  
IN  
OUT  
Input resistance  
Output resistance  
R
R
I
I
M
M
V
V
C
=6V, B=0mT, T  
=6V, B=0mT, T  
a
a
=-20˚C to 25˚C  
=25˚C to 125˚C  
Drift of imbalanced voltage vs. temperature  
|VHO  
|
-
5
-
mV  
C
Temperature coefficient of Hall voltage  
Temperature coefficient of input resistance  
Linearity of Hall voltage  
β
α
γ
I
I
C
=6mA, B=100mT, T  
=1mA, B=0mT, T  
1
=-20˚C, T =125˚C  
2
-
-
-
-0.03  
0.2  
2
-
-
-
%/˚C  
%/˚C  
%
M
1
=-20˚C, T2=125˚C  
IC=6mA, B1=50mT, B2=100mT  
*1 No-load Hall voltage is nearly proportional to Vc (within the range of 1 to 6V) at temperatures of -20˚C to + 125˚C.  
Keep the voltage within the allowable power dissipation range.  
*2 Imbalanced ratio is in +/-12% within the range of Vc=1 to 6V.  
V
H
=VM  
-VHO  
1
{V  
H
(T  
(T  
{RIN(T  
(T  
)}  
)}  
2
)-V  
H
(T1)}  
β=  
α=  
X100  
X100  
V
M
:Observed Hall voltage  
HO:Imbalanced voltage  
:Sensitivity  
X
V
H
(T  
1
1
)
2
-T  
1
)
2)-RIN(T  
1)}  
X
V
R
IN(T  
1
)
2
-T  
1)  
{K  
{K  
H
(B  
(B  
2
)-K  
)+K  
H
(B  
1
V
H
X2X100,  
γ=  
K
H
=
K
H
H
1
H
(B  
2
(IC  
XB)  
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices  
shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device spcification sheets before using any SHARP device.  

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