Diodes AH9248 - Manual (Page 6)

Data Sheet
High Sensitivity Micropower Omnipolar Hall-Effect Switch AH9248
Jul. 2011 Rev. 1. 6 BCD Semiconductor Manufacturing Limited
6
Electrical Characteristics
V
CC
=3V, T
A
=25°C, unless otherwise specified.
Parameter Symbol Conditions Min Typ Max Unit
Supply Voltage V
CC
Operating 2.5 3 5.5 V
I
AW
Awake 2 4 mA
I
SL
Sleep 6 10
μA
Supply Current
I
AVG
Average 10 15
μA
Output Current I
OUT
1.0 mA
Output Leakage Current I
LEAK
B<︱B
RP
︱ <0.1 1
μA
Saturation Voltage V
SAT
I
OUT
=1.0mA 0.4 V
Awake Mode Time t
AW
Operating 150
μs
Sleep Mode Time t
SL
Operating 90 120 ms
Duty Cycle D 0.15 %
Chopper Frequency f
C
15 kHz
Magnetic Characteristics (Note 3)
V
CC
=3V, T
A
=25°C, unless otherwise specified.
Parameter Symbol Conditions Min Typ Max Unit
B
OPS
South pole to branded side
B>B
OPS
,V
OUT
=low(output on)
30 55 Gauss
Operating point
B
OPN
North pole to branded side
B>B
OPN
,V
OUT
=low(output on)
-55 -30 Gauss
B
RPS
South pole to branded side
B
RPS
,V
OUT
=high(output off)
5 20 Gauss
Releasing Point
B
RPN
North pole to branded side
B
RPN
,V
OUT
=high(output off)
-20 -5 Gauss
Hysteresis B
HYS
︱B
OPX
- B
RPX
︱(Note 4) 10 Gauss
Note 3: The specifications stated here are guaranteed by design. 1 Gauss=0.1mT
Note 4: B
OPX
=operating point(output turns on); B
RPX
=releasing point(output turns off)