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| US4881 Datasheet, PDF (4/11 Pages) Micro Electronics – CMOS Low Voltage High Sensitivity Latch | |||
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US4881
Bipolar Hall Switch
Low Voltage & Very High Sensitivity
6 General Electrical Specifications
DC Operating Parameters TA = 25oC, VDD = 12V (unless otherwise specified)
Parameter
Symbol
Supply Voltage
VDD
Supply Current
IDD
Output Saturation Voltage
VDSon
Output Leakage Current
IOFF
Output Rise Time
tr
Output Fall Time
tf
Maximum Switching Frequency FSW
SO Package Thermal Resistance RTH
UA Package Thermal Resistance RTH
Table 3: Electrical specifications
Test Conditions
Operating
B < BRP
IOUT = 20mA, B > BOP
B < BRP, VOUT = 24V
RL = 1kâ¦, CL = 20pF
RL = 1kâ¦, CL = 20pF
Min Typ Max
2.2
18
1.5
5
0.5
0.01 10
0.25
0.25
10
350
200
7 Magnetic Specifications
DC Operating Parameters TA = 25oC, VDD = 12V (unless otherwise specified)
Parameter
Symbol
Operating Point
BOP
Release Point
BRP
Hysteresis
BHYST
Table 4: Magnetic specifications
Test Conditions
Min Typ Max
-1
6
-6
1
2
6
Note 1: For typical values, please refer to the performance graphs in section 11
Units
V
mA
V
µA
µs
µs
KHz
°C/W
°C/W
Units
mT
mT
mT
8 Output Behaviour versus Magnetic Pole
DC Operating Parameters TA = -40oC to 150oC, VDD = 2.2V to 18V (unless otherwise specified)
Parameter
Test Conditions (SO) OUT (SO) Test Conditions (UA)
South pole
B < BRP
High B > BOP
North pole
B > BOP
Low B < BRP
Table 5: Output behaviour versus magnetic pole
OUT (UA)
Low
High
South pole
North pole
North pole
South pole
OUT = high
OUT = low (VDSon)
SO package
OUT = high
OUT = low (VDSon)
UA package
3901004881
Rev 011
Page 4 of 11
Data Sheet
Feb/06
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