Hybrid Hall Effect ICs EW-series
EW-6672
Unipolar Hall
Effect Switch
Supply Voltage
2.4∼3.3Ｖ
●Operational Characteristics
Vout
S
Marking
H
V
OH
Shipped in packet-tape reel(3000pcs/Reel)
EW-6672 is composed of a Ultra-high sensitive InSb Hall element and a signal processing IC chip in a package.
Hall Element
Pulse
Excitation
Ultra High Sensitivity
Bop 1.5mT
：
Output
CMOS
SMT
1 VDD
：
2 VSS
：
1
3
3 OUT
：
N
V
OL
N-pole 0
Brp Bop
L
S-pole
Bh
Magnetic flux density
●Functional Block Diagram
1:VDD
Item
Symbol
Limit
−
0.1
∼
5.0
Unit
V
mA
℃
℃
Dynamic
Offset Cancellator
●Absolute Maximum Ratings（Ta=25℃）
Switch
Supply Voltage
VDD
Output
Current
I
out
3:OUT
±1
−
30
∼
85
−
40
∼
125
Operating Temperature Range
Topr
Storage Temperature Range
Tstg
2:VSS
Pulse
Hall
Chopper Amplifier
Regulator Element Stabilizer
Schmitt
trigger
&Latch
Output
Stage
●Magnetic
q
and Electrical Characteristics
（Ta=25℃ VDD=3V）
Item
Symbol
Conditions
Min.
2.4
1.0*
0.8
0.1*
Typ. Max. Unit
3.0
1.5
1.2
0.3
50
Io=−1.0mA
Io=＋1.0mA
Average
5
VDD
−0.4
0.4
10
3.3
2.3
1.9*
0.6*
100
V
mT
mT
mT
ms
V
V
●Magnetic Characteristics
w
（Ta=−30℃∼85℃ VDD=3V）
Item
Symbol
Conditions
Min.
0.9
0.8
0.1
Typ. Max. Unit
1.5
1.2
0.3
2.9
2.3
0.8
mT
mT
mT
Supply Voltage
VDD
Operating Point
B
OP
Release Point
Hysteresis
Period
Brp
Bh
Tp
Operating Point
B
OP
Release Point
Hysteresis
Brp
Bh
Note) The above specifications are design targets.
●Application Circuit
GND
VSS
Output High Voltage
V
OH
Output Low Voltage
V
OL
Supply Current
IDD
μA
Bypass Capacitor
0.1μF
EM-6672
VDD
OUT
CMOS
1
［mT½ ［Gauss½
=10
The characteristics with「*」marks are design targets.
VDD
67
AKM [ ASAHI KASEI MICROSYSTEMS ]
