EW6672

Hybrid Hall Effect ICs EW-series
●Absolute Maximum Ratings (Ta=25℃
●Operational Characteristics
Magnetic q and Electrical Characteristics(Ta=25℃ VDD=3V)
●Magnetic Characteristics w
(Ta=30∼85 VDD=3V
●Application Circuit
GND
VDD
0.1μF
VDD
VSS
OUT
EM-6672
Bypass Capacitor
CMOS
EW-6672
Supply Voltage
2.4∼3.3
Unipolar Hall
Effect Switch
Ultra High Sensitivity
Bop1.5mT
Output
CMOS
SMTHall Element
Pulse
Excitation
Item Limit Unit
Symbol
VDD
I
out
Topr
Tstg
0.1 5.0
±1
30 85
40 125
V
mA
Supply Voltage
Output Current
Operating Temperature Range
Storage Temperature Range
Item
Conditions
Min.
Unit
Symbol
2.4
1.0*
0.8
0.1*
3.0
1.5
1.2
0.3
50
5
3.3
2.3
1.9*
0.6*
100
0.4
10
V
mT
mT
mT
ms
V
V
μA
Typ.
Max.
Hysteresis
Period
Output High Voltage
Output Low Voltage
Supply Voltage
Io=1.0mA
Io=1.0mA
Average
B
OP
B
rp
B
h
T
p
V
OH
V
OL
VDD
Supply Current
IDD
EW-6672 is composed of a Ultra-high sensitive InSb Hall element and a signal processing IC chip in a package.
Shipped in packet-tape reel(3000pcs/Reel)
3:OUT
2:VSS
Output
Stage
Schmitt
trigger
&Latch
AmplifierChopper
Stabilizer
Hall
Element
Pulse
Regulator
Dynamic
Offset Cancellator
1:VDD
Switch
VDD
0.4
Item Conditions Min. Unit
Symbol
0.9
0.8
0.1
1.5
1.2
0.3
2.9
2.3
0.8
mT
mT
mT
Typ. Max.
Hysteresis
B
OP
B
rp
B
h
●Functional Block Diagram
Release Point
Operating Point
Release Point
Operating Point
Magnetic flux density
H
N-pole S-pole
Brp  Bop
L
Bh
V
OL
Vout
0
1mT=10Gauss
The characteristics with 「*」 marks are design targets.
Note) The above specifications are design targets.
VOH
N
S
Marking
3OUT
2VSS
1VDD
1
3
67
EW-6672
●IDD Pulse Driving(VDD=3V ●Supply Voltage
●Temparature Dependence of Bop. Brp ●Function Timing Chart
50ms
time
12μs
IDD
IDD ON
(TYP : 3mA
IDD OFF
(TYP : 4μA
IDD
B
Bop
Vout
High
Low
t
t
t
Operate Point Timing
IDD
B
Brp
Vout
High
Low
t
t
t
Release Point Timing
3.4
3.2
3
2.8
2.6
2.4
2.2
40
20 40 60 8020 1000
Supply Voltage[V]
Ambient Temperature[℃]
4
5
3
6
2
1
0
40
Ambient Temperature[℃]
20 0 20 40 60 80 100
Operating Point[mT]
Bop
Brp
(For reference only)Land Pattern(Unit:mm) ●Package(Unit:mm)
0.95 0.95
2.60
1.00
0.70
1.00
0.70 0.70
0.4
φ0.3
Sensor Center
2.2
±0.1
1.0
±0.1
3.1
±0.1
3.0
±0.1
0.0
±0.05
0.11
0.95 0.95
0.3
0.48
0.3
5°
5°
5°
5°
5°
5°
5°
5°
0.3
0.75
3
1
2
IDD
(TYP : 5μA
VDD=3V
a
g
i
o
Note) The sensor center is located within the φ0.3mm circle.
Pin No.
1
2
3
Pin Name
VDD
VSS
OUT
Function
Supply Voltage
GND
Output Voltage
•Please be aware that our products are not intended for use in life support equipment, devices, or systems. Use of our products in such applications requires the
advance written approval of our sales staff.
Certain applications using semiconductor devices may involve potential risks of personal injury, property damage, or loss of life. In order to minimize these risks,
adequate design and operating safeguards should be provided by the customer to minimize inherent or procedural hazards. Inclusion of our products in such
applications is understood to be fully at the risk of the customer using our devices or systems.
68
IMPORTANT NOTICE
These products and their specifications are subject to change without notice.
When you consider any use or application of these products, please make
inquiries the sales office of Asahi Kasei Microdevices Corporation (AKM) or
authorized distributors as to current status of the products.
Descriptions of external circuits, application circuits, software and other related
information contained in this document are provided only to illustrate the
operation and application examples of the semiconductor products. You are
fully responsible for the incorporation of these external circuits, application
circuits, software and other related information in the design of your
equipments. AKM assumes no responsibility for any losses incurred by you or
third parties arising from the use of these information herein. AKM assumes no
liability for infringement of any patent, intellectual property, or other rights in
the application or use of such information contained herein.
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AKM products are neither intended nor authorized for use as critical
components
Note1)
in any safety, life support, or other hazard related device or
system
Note2)
, and AKM assumes no responsibility for such use, except for the
use approved with the express written consent by Representative Director of
AKM. As used here:
Note1) A critical component is one whose failure to function or perform
may reasonably be expected to result, whether directly or indirectly, in the
loss of the safety or effectiveness of the device or system containing it,
and which must therefore meet very high standards of performance and
reliability.
Note2) A hazard related device or system is one designed or intended for
life support or maintenance of safety or for applications in medicine,
aerospace, nuclear energy, or other fields, in which its failure to function
or perform may reasonably be expected to result in loss of life or in
significant injury or damage to person or property.
It is the responsibility of the buyer or distributor of AKM products, who
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use of said product in the absence of such notification.
April 4, 2012

EW6672

Mfr. #:
Manufacturer:
Description:
MAGNETIC SWITCH UNIPOLAR SOT23-3
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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