Model 78 SHE
Vishay Sfernice
Single Turn Servo Mount Hall Effect
Sensor in Size 09 (22.2 mm)
FEATURES
•
Accurate linearity down to: ± 0.5 %
•
All electrical angles available up to: 360°
(no dead band)
•
Very long life: Greater than 50M cycles
•
Non contacting technology: Hall effect
•
Model dedicated to high quality applications
ELECTRICAL SPECIFICATIONS
PARAMETER
Electrical Angle
Linearity
Supply Voltage
Supply Current
Output Signal
Over Voltage Protection
Reverse Voltage Protection
Load Resistance Recommended
Hysteresis Static
STANDARD
90°, 180°, 270°, 360°
±1%
5 V
DC
± 10 %
10 mA typ./16 mA max.
Analog ratiometric 10 % to 90 % of V
supply
or
PWM 1 kHz, 10 % to 90 % duty cycle
+ 20 V
DC
- 10 V
DC
Min. 1 kΩ for analog output and PWM output
0.2° max.
SPECIAL
Any other angle upon request
± 0.5 %
Other upon request
16 mA for PWM output
Other upon request
MECHANICAL SPECIFICATIONS
PARAMETER
Mechanical travel
Bearing type
Standard
360° continuous, stops upon request
2 ball bearings
IP 50; other on request
ORDERING INFORMATION/DESCRIPTION
78 SHE
MODEL
1
NUMBER
OF CUPS
1:
1 Cup
2:
2 Cups
3:
3 Cups
4:
4 Cups
A
LINEARITY
A:
± 1 %
B:
± 0.5 %
1
ELECTRICAL
ANGLE
W
OUTPUT
TYPE
A
OUTPUT
SIGNAL
1S16
SHAFT
TYPE
XXXX
SPECIAL
REQUEST
BO 1
PACKAGING
Box of
1 piece
e1
LEAD
FINISH
0:
6 mm
T:
Turrets
A:
Analog CW
1:
90°
W:
Wires
B:
Analog CCW
1:
6.35 mm
2:
180°
Z:
Custom
C:
PWM CW
2:
3.175 mm
3:
270°
4:
360°
9:
Special
D:
PWM CCW
9:
Other angles
P:
Plain
Z:
Other output
S:
Slotted
Z:
Other type
Shaft length from mounting face standard: 16 mm
SAP PART NUMBERING GUIDELINES
78 SHE
MODEL
4
NUMBER OF
CUPS
(Signals)
B
LINEARITY
9
ELECTRICAL
ANGLE
T
OUTPUT
TYPE
C
OUTPUT
SIGNAL
2P22
SHAFT
TYPE
XXXX
SPECIAL
REQUEST
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160
For technical questions, contact: sfer@vishay.com
Document Number: 57105
Revision: 19-Dec-08
Model 78 SHE
Vishay Sfernice
Single Turn Servo Mount Hall Effect
Sensor in Size 09 (22.2 mm)
DIAGNOSTIC MODES
FAILURE
V
out
Analog
R
pull-up
Diagnostic high area
Diagnostic high area
Diagnostic high area
Diagnostic high area
Diagnostic high area
V
out
Analog
R
pull-down
Diagnostic low area
Diagnostic low area
Diagnostic low area
Diagnostic low area
Diagnostic low area
V
pull-up
V
out
PWM
R
pull-up
= 1 kΩ
V
pull-up
= V
supply
= 5 V
> 97 % V
supply
without modulation
> 97 % V
supply
without modulation
> 97 % V
supply
without modulation
> 97 % V
supply
without modulation
> 97 % V
supply
without modulation
1: Broken GND
2: Broken V
out
3: Broken V
supply
Over Voltage V
supply
> 7 V
Under Voltage V
supply
< 2.7 V
V
supply
3
R
pull-up
V
pull-up
can be independent to V
supply
Sensor
2
V
out
GND
1
Cut off
ENVIRONMENTAL SPECIFICATIONS
Vibrations
Shocks
Operating Temperature Range
Life
Rotational Speed (max.)
Immunity to Radiated Electromagnetic Disturbances
Immunity to Power Frequency Magnetic Field
Radiated Electromagnetic Emissions
Electrostatic Discharges
Materials
Housing
Shaft
Output
Thermoplastic housing
Stainless steel
3 turrets or 3 lead wires (AWG 22)
20 G from 10 Hz to 2000 Hz, EN 60068-2-6
3 shocks/axis; 50 G half a sine 11 ms, EN 60068-2-7
- 45 °C; + 125 °C
> 50M of cycles
120 rpm
200 V/m 150 kHz/1 GHz, IEC 62132-2 Part 2 (Level A)
200 A/m 50 Hz/60 Hz, EN 61000-4-8 (Level A)
30 MHz/1 GHz < 30 dBµV/m, EN 61000-6-4 (Level A)
Contact discharges: ± 4 kV
Air discharges: ± 8 kV, EN 61000-4-2
www.vishay.com
162
For technical questions, contact: sfer@vishay.com
Document Number: 57105
Revision: 19-Dec-08
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree
to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and
damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay
or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to
obtain written terms and conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by
any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Revision: 12-Mar-12
1
Document Number: 91000
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