Diodes AH1883 - Manual (Page 4)

AH1883
MICROPOWER, ULTRA-SENSITIVE HALL EFFECT SWITCH
AH1883
Document number: DS31296 Rev. 6 - 2
4 of 10
www.diodes.com
September 2011
© Diodes Incorporated
Magnetic Characteristics (T
A
= 25
°C, Vdd = 1.8V~3.0V, Note 2 & 3)
(1mT=10 Gauss)
Symbol Characteristic Min Typ. Max Unit
Bops(south pole to brand side)
Operate Point
- 37 55
Gauss
Bopn(north pole to brand side) -55 -37 -
Brps(south pole to brand side)
Release Point
6 29 -
Brpn(north pole to brand side) - -29 -6
Bhy(|Bopx|-|Brpx|) Hysteresis 3 8 -
Notes: 2. Typical data is at T A = 25 °C, Vdd = 3V, and for design information only.
3. The magnetic characteristics may vary with supply voltage, operating temperature and after soldering.
B
hy
V
sat
V
dd
(
O
u
tput
Vo
lt
ag
e
)
B
opn
B
rpn
0
( Magnetic flux density B )
Output
Turn on
Turn off
( off-state )
( on-state )
B
hy
V
sat
(
O
u
tput
Vo
lt
ag
e
)
B
rps
B
ops
0
( Magnetic flux density B )
Output
Turn off
Turn on
( off-state )
( on-state )
V
dd