參數(shù)資料
型號： LT135
廠商： Sharp Corporation
英文描述： Hall Voltage 240mV GaAs Hall Device
中文描述： 霍爾電壓240mV砷化鎵霍爾器件
文件頁數(shù)： 1/2頁
文件大?。?/td> 22K
代理商： LT135
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.
I
Features
Small temperature coefficient of the Hall voltage
Good linearity of the Hall voltage
Small imbalanced voltage
Directly DC voltage applicable
I
Applications
Brushless motors
VCR, CD, CD-ROM, FDD
Measuring equipment
Gauss meters, magnetic substance detectors
Noncontact sensors
Microswitches, tape-end detection
Other magnetic detection
I
Outline Dimensions
(Unit : mm)
Hall Voltage 240mV GaAs Hall Device
LT135A
LT135A
Hall Device
2.7±0.3
1.5±0.2
1
2
4
3
0
0
0
0
1
2
(
(
2
4-R0.2
N
0.6
0.6
0
0
(
0
+
-
1
+
-
Terminal connection
1:V
C
Input
2:V
H
Output
3:V
C
Input
4:V
H
Output
As for dimensions of tape-packaged products, refer to page 44 .
Control voltage
Control current
Power dissipation
Operating temperature
Storage temperature
Soldering temperature
*1
*1 Soldering time : 10 seconds
Symbol
V
C
I
C
P
D
T
opr
T
stg
T
sol
Rating
12
15
150
-20 to +125
-55 to +150
260
Unit
V
mA
mW
C
C
C
Parameter
I
Absolute Maximum Ratings
(T
a
=25C)
I
Electrical Characteristics
Parameter
(T
a
=25C)
Unit
mV
mV
No-load Hall voltage
*1
Imbalanced voltage
*2
Input resistance
Output resistance
Drift of imbalanced voltage vs. temperature
Temperature coefficient of Hall voltage
Temperature coefficient of input resistance
Linearity of Hall voltage
Symbol
V
H
V
HO
R
IN
R
OUT
|
V
HO
|
β
α
γ
Conditions
V
C
=6V, B=100mT
V
C
=6V, B=0mT
I
M
=1mA, B=0mT
I
M
=1mA, B=0mT
V
C
=6V, B=0mT, T
a
=-20C to 25C
V
C
=6V, B=0mT, T
a
=25C to 125C
I
C
=6mA, B=100mT, T
1
=-20C, T
2
=125C
I
M
=1mA, B=0mT, T
1
=-20C, T
2
=125C
I
C
=6mA, B
1
=50mT, B
2
=100mT
MIN
200
-15
650
1 300
-
-
-
-
TYP.
240
-
800
1 600
5
-0.03
0.2
2
MAX.
280
15
950
1 900
-
-
-
-
mV
%/C
%/C
%
*1 No-load Hall voltage is nearly proportional to Vc (within the range of 1 to 6V) at temperatures of -20C to + 125C.
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
=V
M
-V
HO
1
V
H
(T
1
)
(T
2
-T
1
)
1
R
IN
(T
1
)
(T
2
-T
1
)
γ
={K
H
(B
2
)-K
H
(B
1
)}
H
(B
1
)+K
H
(B
2
)}
(I
C
X
B)
V
M
:Observed Hall voltage
V
HO
:Imbalanced voltage
K
H
:Sensitivity
α
=
β
=
X
X
100
{V
H
(T
2
)-V
H
(T
1
)}
X
X
100
{R
IN
(T
2
)-R
IN
(T
1
)}
X
2
X
100,
K
H
=
V
H
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