Hi,
Would you have a calculation formula we could use to get magnet distance change vs back cover opening measured at the bottom of the product? (Hall + magnet, for outdoor use), Thank you!
Best Regards!
N45 D8*4 magnetism: 4020-4170GS;
N45 D8*3 magnetism: 3390-3520GS；
N50 D8*3 magnetism: 3420-3540GS
Note: Delta V= abs(open-close)
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N45 NdFeB ;D8 x 3 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.5
|
0.6
|
0.725
|
0.825
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.225
|
0.325
|
0.5
|
V
|
|
S pole
|
1.525
|
1.375
|
1.3
|
1.2
|
1
|
V
|
|
Delta V
|
0
|
0.15
|
0.225
|
0.325
|
0.525
|
V
|
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N50 NdFeB; D8 x 3 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.45
|
0.575
|
0.7
|
0.8
|
1
|
V
|
|
Delta V
|
0
|
0.125
|
0.25
|
0.35
|
0.55
|
V
|
|
S pole
|
1.5
|
1.4
|
1.275
|
1.175
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.225
|
0.325
|
0.5
|
V
|
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N45 NdFeB ;D8 x 4 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.35
|
0.45
|
0.65
|
0.8
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.3
|
0.45
|
0.65
|
V
|
|
S pole
|
1.675
|
1.525
|
1.325
|
1.2
|
1
|
V
|
|
Delta V
|
0
|
0.15
|
0.35
|
0.475
|
0.675
|
V
|
Hi Eric,
Would you have a calculation formula we could use to get magnet distance change vs back cover opening measured at the bottom of the product?
N45 D8*4 magnetism: 4020-4170GS;
N45 D8*3 magnetism: 3390-3520GS；
N50 D8*3 magnetism: 3420-3540GS
Note: Delta V= abs(open-close)
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N45 NdFeB ;D8 x 3 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.5
|
0.6
|
0.725
|
0.825
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.225
|
0.325
|
0.5
|
V
|
|
S pole
|
1.525
|
1.375
|
1.3
|
1.2
|
1
|
V
|
|
Delta V
|
0
|
0.15
|
0.225
|
0.325
|
0.525
|
V
|
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N50 NdFeB; D8 x 3 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.45
|
0.575
|
0.7
|
0.8
|
1
|
V
|
|
Delta V
|
0
|
0.125
|
0.25
|
0.35
|
0.55
|
V
|
|
S pole
|
1.5
|
1.4
|
1.275
|
1.175
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.225
|
0.325
|
0.5
|
V
|
|
Hall sensor:DRV5053RAQDBZR -45mV/mT Output voltage: 0.2~1.8V; B=0mT , OUT =1 V
|
||||||
|
Magnet : N45 NdFeB ;D8 x 4 mm R200-02162 PCB board New mockup back cover
|
||||||
|
|
closed
|
open 1mm
|
open 4mm
|
open 10mm
|
open oo
|
unit
|
|
N pole
|
0.35
|
0.45
|
0.65
|
0.8
|
1
|
V
|
|
Delta V
|
0
|
0.1
|
0.3
|
0.45
|
0.65
|
V
|
|
S pole
|
1.675
|
1.525
|
1.325
|
1.2
|
1
|
V
|
|
Delta V
|
0
|
0.15
|
0.35
|
0.475
|
0.675
|
V
|
