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| 型號： | AH9248N-G1 |
| 廠商： | BCD SEMICONDUCTOR MANUFACTURING LTD |
| 元件分類： | 磁阻傳感器 |
| 英文描述： | MAGNETIC FIELD SENSOR-HALL EFFECT, -.5-5.5mT, 1mA, RECTANGULAR, SURFACE MOUNT |
| 封裝： | GREEN, SOT-23, 3 PIN |
| 文件頁數(shù)： | 12/15頁 |
| 文件大小： | 406K |
| 代理商： | AH9248N-G1 |
Preliminary Datasheet
High Sensitivity Micropower Omnipolar Hall-Effect Switch
AH9248
May. 2010
Rev. 1. 3
BCD Semiconductor Manufacturing Limited
6
Electrical Characteristics
VCC =3V, TA =25°C, unless otherwise specified.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Supply Voltage
VCC
Operating
2.5
3
5.5
V
IAW
Awake
2
4
mA
ISL
Sleep
6
10
A
Supply Current
IAVG
Average
10
15
A
Output Current
IOUT
1.0
mA
Output Leakage Current
ILEAK
B<BRP
<0.1
1
A
Saturation Voltage
VSAT
IOUT =1.0mA
0.4
V
Awake Mode Time
tAW
Operating
150
s
Sleep Mode Time
tSL
Operating
90
120
ms
Duty Cycle
D
0.15
%
Chopper Frequency
fC
15
kHz
Magnetic Characteristics (Note 3)
VCC =3V, TA=25°C, unless otherwise specified.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
BOPS
South pole to branded side
B>BOPS,VOUT=low(output on)
30
55
Gauss
Operating point
BOPN
North pole to branded side
B>BOPN,VOUT=low(output on)
-55
-30
Gauss
BRPS
South pole to branded side
B<BRPS,VOUT=high(output off)
5
20
Gauss
Releasing Point
BRPN
North pole to branded side
B<BRPN,VOUT=high(output off)
-20
-5
Gauss
Hysteresis
BHYS
B
OPX - BRPX(Note 4)
10
Gauss
Note 3: The specifications stated here are guaranteed by design. 1 Gauss=0.1mT
Note 4: BOPX=operating point(output turns on); BRPX=releasing point(output turns off)
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