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Accordions, Accordion Accessories, Roland Products and Music Accessories
Hall Sensor
It is composed of a voltage regulator, Holzer voltage generator,
differential amplifier, the magnetic sensor output circuit Schmitt
trigger and the open collector composed of magnetic induction intensity,
as the input, the output is a digital voltage signal.
|
Parameters |
Symbol |
Measurement |
Unit |
|
The power supply
voltage |
Vcc |
24 |
V |
|
The magnetic
induction intensity |
B |
Unlimited |
mT |
|
Output reverse
breakdown voltage |
Vcc |
50 |
V |
|
Low level output
current |
IOL |
25 |
mA |
|
Working environment
temperature |
TA |
-20~105 |
°C |
|
High temperature
storage temperature |
Ts |
150 |
°C |
Electrical characteristics TA=25 °C
|
Parameters |
Symbol |
Test nditions |
Least |
Typical |
Maximum |
Company |
|
The power supply voltage |
Vcc |
|
4.5 |
___ |
24 |
V |
|
Low level output voltage |
VOL |
Iout=25mA
B>Bop |
___ |
200 |
400 |
mV |
|
High level output current |
IOH |
Vout=24V
B<BRP |
___ |
0.1 |
10 |
Ua |
|
Supply current |
Icc |
Vcc=output |
__ |
4 |
7 |
mA |
|
Output rise time |
ts |
RL=820Ω
CL=20PF |
— |
0.12 |
— |
uS |
|
The output fall time |
tf |
RL=820Ω
CL=20PF |
__ |
90 |
120 |
uS |
Magnetic properties
VCC=4.5~24V
|
Parameters |
Symbol |
Least |
Typical |
Maximum |
Company |
|
The work point |
Bop |
-__ |
__ |
12 |
mT |
|
Release point |
Brp |
9 |
__ |
- |
mT |
|
The return difference |
BH |
__ |
8 |
__ |
mT |
Note:1mT=10GS
Functional block diagram
Magneto electric
conversion characteristics
Characteristic
curve
