US1881 データシートの表示（PDF） - Melexis Microelectronic Systems
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US1881 Datasheet PDF : 12 Pages
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US1881
Hall Latch – High Sensitivity
6 General Electrical Specifications
DC Operating Parameters TA = 25oC, VDD = 3.5V to 24V (unless otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max
Supply Voltage
VDD
Operating
3.5
24
Supply Current
IDD
B < BRP
5
Output Saturation Voltage
VDSon
IOUT = 20mA, B > BOP
0.5
Output Leakage Current
IOFF
B < BRP, VOUT = 24V
0.3 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
Package Thermal Resistance RTH
Single layer (1S) Jedec board
301
Table 3: Electrical specifications
Units
V
mA
V
µA
µs
µs
KHz
°C/W
7 Magnetic Specifications
DC Operating Parameters VDD = 3.5V to 24V (unless otherwise specified)
Parameter
Symbol Test Conditions
Min Typ Max Units
Operating Point
BOP
0.5
9.5
mT
Release Point
BRP
E spec., TA = 85°C
-9.5
-0.5
mT
Hysteresis
BHYST
7
12
mT
Operating Point
BOP
0.5
9.5
mT
Release Point
BRP
K spec., TA = 125°C
-9.5
-0.5
mT
Hysteresis
BHYST
7
12
mT
Operating Point
BOP
0.5
9.5
mT
Release Point
BRP
L spec., TA = 150°C
-9.5
-0.5
mT
Hysteresis
BHYST
6
12.5 mT
Table 4: Magnetic specifications
Note 1: For typical values, please refer to the performance graphs in section 11
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) Test Conditions (UA) OUT (UA)
South pole
B < BRP
High B > BOP
Low
North pole
B > BOP
Low B < BRP
High
Table 5: Output behaviour versus magnetic pole
South pole
North pole
North pole
South pole
OUT = high
OUT = low (VDSon)
SE package
OUT = high
OUT = low (VDSon)
UA package
3901001881
Rev 015
Page 4 of 12
Data Sheet
Jan/06
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