DATA SHEET
MRSS31U
Micro power Built-in IC ultra-minimum MR sensor
FEATURES
*Micro power (15碌W(typ):Vcc=3V)
and High-sensitivity(2mT(typ))
(suited for battery-operation)
*Ultra-small size
MR(Magneto-resistance)sensor
*
Volume and mounting area are 50%
smaller than MRSS22L.
*
Height is about 4mm lower than
MRSS22L.
*Operating in one way magnetic field
*Operating with independent pole
(easily manufacture)
*Superior Temperature stability
*Lead free goods
2.Fundamental Operation
2-1.Direction of Magnetic Field
2-2.Circuit Block
SWITCH
錛?
錛?
2.0
鹵 0.2
0.3
+0.1
-0.05
MR Sensor
1.Dimension (Unit:mm)
0.25
鹵0.1
0.15
+0.1
-0.05
Gnd
2 .1
鹵0.1
1 .6
0 鈭?.05
Vcc
Out
0.6 5
0.65
Ma x0.8
錛訛拷½錕斤拷½錕?/div>
SAMPLING
LOGIC
LATCH
Op-Amp
MOS
Operation
錛嫉錛?/div>
錛?
錛?
錛э籍錛?/div>
R1 鈭糝4 錛歁R Elements
2-3.Performance Characteristics (25鹵3潞C)
Operating require
Condition
H = 0 mT(
Magnetic Flux Density)
[0 A/m (
Magnetic Field Strength
)]
H
鈮?/div>
2.0
(Typ)
mT(
Magnetic Flux Density)
[1.6kA/m (
Magnetic Field Strength)
]
H
鈮?/div>
0.5 mT (
Magnetic Flux Density
)
[0.4kA/m(
Magnetic Field Strength)
]
Output
Voltage
Hi-level
Lo-level
Hi-level
When power switch is ON
When magnetic field is applied
When magnetic field is applied
0.4
鹵0.1
MRSS31U相關(guān)型號(hào)PDF文件下載
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