US5881(2006) 查看數據表（PDF） - Melexis Microelectronic Systems
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US5881 Datasheet PDF : 11 Pages
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US5881
Unipolar Hall Switch – Low Sensitivity
6 General Electrical Specifications
DC Operating Parameters TA = 25oC, VDD = 12V (unless otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max
Supply Voltage
VDD
Operating
3.5
24
Supply Current
IDD
B < BRP
1.5 2.5
5
Output Saturation Voltage
VDSon
IOUT = 20mA, B > BOP
0.4 0.5
Output Leakage Current
IOFF
B < BRP, VOUT = 24V
0.01 10
Output Rise Time
tr
RL = 1kΩ, CL = 20pF
0.25
Output Fall Time
tf
RL = 1kΩ, CL = 20pF
0.25
Maximum Switching Frequency FSW
10
SE Package Thermal Resistance RTH
Single layer (1S) Jedec board
301
UA Package Thermal Resistance RTH
200
Table 3: Electrical specifications
Units
V
mA
V
µA
µs
µs
KHz
°C/W
°C/W
7 Magnetic Specifications
DC Operating Parameters TA = 25oC, VDD = 12V (unless otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max Units
Operating Point
BOP
15
25
30
mT
Release Point
BRP
9.5 20
-
mT
Hysteresis
BHYST
2
4.3 5.5
mT
Table 4: Magnetic specifications
8 Output Behaviour versus Magnetic Pole
DC Operating Parameters TA = -40oC to 150oC, VDD = 3.5V to 24V (unless otherwise specified)
Parameter
Test Conditions (SE) OUT (SE) OUT (UA)
South pole
B > BOP
High
Low
Null or weak magnetic field B 0 or B < BRP
High
High
North pole
B > BOP
Low
High
Table 5: Output behaviour versus magnetic pole
North pole
OUT = low (VDSon)
SE package
South pole
OUT = low (VDSon)
UA package
3901005881
Rev 007
Page 4 of 11
Data Sheet
Feb/06
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