Model 981 HE
www.vishay.com Vishay Spectrol
Revision: 27-Mar-18 1Document Number: 57103
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Throttle Position Sensor in Hall Effect Technology
Hollow and D-Shaft Versions
DESIGN SUPPORT TOOLS
FEATURES
• Accurate linearity down to: ± 0.5 %
• Easy mounting principle
• Non contacting technology: Hall effect
• Model dedicated to all applications in harsh environments
• Spring loaded types available
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
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Available
Models
QUICK REFERENCE DATA
Sensor type ROTATIONAL, single turn hall effect
Output type Wires
Market appliance Industrial
Dimensions 47 mm x 22 mm
ELECTRICAL SPECIFICATIONS
PARAMETER STANDARD SPECIAL
Electrical angle 90°, 120°, 180°, 270°, 360° Any other angle upon request
Linearity ± 1 % ± 0.5 %
Supply voltage 5 VDC ± 10 % Other upon request
Supply current 10 mA typical / 16 mA max. 16 mA for PWM output
Output signal Analog ratiometric 10 % to 90 % of Vsupply or
PWM 1 kHz, 10 % to 90 % duty cycle Other upon request
Over voltage protection +20 VDC
Reverse voltage protection -10 VDC
Load resistance recommended Min. 1 k for analog output and PWM output
Hysteresis static (D-shaft version) < 0.3°
MECHANICAL SPECIFICATIONS
PARAMETER
Mechanical travel 360° continuous, stops upon request: 124° ± 3°
Bearing type Sleeve bearing
Standard IP 50; other on request
Weight 19 g ± 2 g hollow shaft model/22 g ± 2 g D-shaft model
ORDERING INFORMATION/DESCRIPTION
981HE 0 A 1 W A 1F16 XXXX BO 10 e1
MODEL FEATURES LINEARITY ELECTRICAL
ANGLE
OUTPUT
TYPE
OUTPUT
SIGNAL
SHAFT
TYPE
SPECIAL
REQUEST PACKAGING LEAD
FINISH
0: continuous rotation
1: mechanical stops
2: spring return CW
3: spring return CCW
For 1, 2, 3: max.
electrical angle is: 120°
A: ± 1 %
B: ± 0.5 %
1: 90°
2: 180°
3: 270°
4: 360°
5: 120°
9: other angles
W: wires
Z: custom
A: analog CW
B: analog CCW
C: PWM CW
D: PWM CCW
Z: other output
1: 6.35 mm
9: special
P: plain
F: flatted
S: slotted
Z: other type
Box of
10 pieces
Shaft length from mounting face (standard: 16 mm)
8H00 hollow shaft
8H01 hollow D-shaft
SAP PART NUMBERING GUIDELINES
981HE 1 B 9 Z C 8H01 XXXX
MODEL MECHANICAL
FEATURES LINEARITY ELECTICAL
ANGLE OUTPUT TYPE OUTPUT
SIGNAL SHAFT TYPE SPECIAL
REQUEST
Model 981 HE
www.vishay.com Vishay Spectrol
Revision: 27-Mar-18 2Document Number: 57103
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
VOUT ANALOG
CW
Vout
(% Vsupply)
Vout
(% Vsupply)
Diag High Level Diag High Level
90 % 90 %
10 %
Diag Low Level
10 %
Diag Low Level
0 Theta (Position) 0 Theta (Position)
Diagnostic Low Area
Diagnostic High Area
Diagnostic Low Area
Diagnostic High Area
CCW
VOUT PWM
CW
Vout
(% Vsupply)
97 % min.
1.5 % max.
0
T low
T: periodicity
T high
Duty Cycle = Thigh
T
Time (µs)
Model 981 HE
www.vishay.com Vishay Spectrol
Revision: 27-Mar-18 3Document Number: 57103
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Note
• Nothing stated herein shall be construed as a guarantee of quality or durability
DIAGNOSTIC MODES
FAILURE Vout ANALOG
Rpull-up
Vout ANALOG
Rpull-down
Vout PWM
Rpull-up = 1 k
Vpull-up = Vsupply = 5 V
1: Broken GND Diagnostic high area Diagnostic low area > 97 % Vsupply
without modulation
2: Broken Vout Diagnostic high area Diagnostic low area > 97 % Vsupply
without modulation
3: Broken Vsupply Diagnostic high area Diagnostic low area > 97 % Vsupply
without modulation
Over voltage Vsupply > 7 V Diagnostic high area Diagnostic low area > 97 % Vsupply
without modulation
Under voltage Vsupply < 2.7 V Diagnostic high area Diagnostic low area > 97 % Vsupply
without modulation
ENVIRONMENTAL SPECIFICATIONS
Vibrations 20 g from 10 Hz to 2000 Hz, EN 60068-2-6
Shocks 3 shocks/axis; 50 g half a sine 11 ms, EN 60068-2-7
Operating temperature range -45 °C to +125 °C
Life (in cycles) > 5M for hollow shaft model / > 10M for D-shaft model
Rotational speed (max.) 120 rpm
Immunity to radiated electromagnetic disturbances 200 V/m 150 kHz/1 GHz, IEC 62132-2 part 2 (level A)
Immunity to power frequency magnetic field 200 A/m 50 Hz / 60 Hz, EN 61000-4-8 (level A)
Radiated electromagnetic emissions 30 MHz / 1 GHz < 30 dBμV/m, EN 61000-6-4 (level A)
Electrostatic discharges Contact discharges: ± 8 kV
Air discharges: ± 15 kV, EN 61000-4-2
MATERIALS
Housing Thermoplastic housing
Shaft Stainless steel
Output 3 lead wires
Vsupply
Vpull-up
Rpull-up
Vout
GND
Cut off
Sensor
Vpull-up can be independent to Vsupply
1
2
3
Model 981 HE
www.vishay.com Vishay Spectrol
Revision: 27-Mar-18 4Document Number: 57103
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
DIMENSIONS in millimeters
11
Mounting face
981 HE D-Shaft
Spring return CCW
Shaft: Ø 6.35 flatted length 16 mm FMF
Model: 981HE-3-x-x-W-x-1F16
981 HE D-Shaft
Spring return CW
Shaft: Ø 6.35 flatted 16 mm FMF
Model: 981HE-2-x-x-W-x-1F16
Ø 15 0
- 0.1
“0 position”
Prog CW or CCW: 10 %
Direction
of running
2° Typ.
Mechanical
stroke
981 HE D-Shaft
Continuous rotation
Shaft: Ø 6.35 flatted 16 mm FMF
Model: 981HE-0-x-x-W-x-1F16
“0 position”
Prog CW: 90 %
Prog CCW: 10 %
4.5 ± 0.1
Ø 6.345 0
- 0.013
16.222 max.
5
Ø 24 max.
3
“0 position”: 120°
Mechanical
stroke
2°
Ty p .
Direction
of running
20°
4.5
A
B“0 position”
Prog CW: 10 %
Prog CCW: 90 %
Mech. stop
3 wires
AWG20
lg 300 mm
Dimension Standard Option Wires
36
47
A
B
38
48
Yellow GND (-)
Red Signal
Green VCC (+)
12
3
VARIOUS POSSIBLE TYPES OF MODEL 981 HE
IN D-SHAFT VERSION
Model 981 HE
www.vishay.com Vishay Spectrol
Revision: 27-Mar-18 5Document Number: 57103
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
DIMENSIONS in millimeters
Ø 7.8 0
- 0.2 2 min.
3 ± 0.1
End shaft recommended
7 max.
Mounting face
Mechanical
stroke
Direction
of running
Mechanical stop
“0 position”
Prog CW: 10 %
Prog CCW: 90 %
2° Typ.
981 HE Hollow shaft
Spring return CCW
Shaft: Ø 8
Model: 981HE-3-x-x-W-x-8H00
Mechanical stroke
2°
Ty p .
Mechanical stop
“0 position”
Prog CW: 90 %
Prog CCW: 10 %
Direction
of running
“0 position”: 120°
981 HE Hollow shaft
Spring return CW
Shaft: Ø 8
Model: 981HE-2-x-x-W-x-8H00
“0 position”
Prog CW or
CCW: 10 %
981 HE Hollow D-Shaft
Continuous rotation
Shaft: Ø 8
Model: 981HE-0-x-x-W-x-8H01
“0 position”
Prog CW: 10 %
981 HE Hollow D-Shaft
CW
Shaft: Ø 8
Model: 981HE-1-x-x-W-x-8H01
Direction
of running
2° Typ.
Mechanical
stroke
2 min.
End shaft recommended
7 max.
Mounting face
Ø 8 h9 0
- 0.036
981 HE Hollow D-Shaft
CCW
Shaft: Ø 8
Model: 981HE-1-x-x-W-x-8H01
“0 position”
Prog CCW: 10 %
Direction of
running
Mechanical
stroke
2° Typ. “0 position”:
120°
4
58
76
VARIOUS POSSIBLE TYPES OF MODEL 981 HE
IN HOLLOW SHAFT VERSION
Ø 6.54 0
- 0.05
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 08-Feb-17 1Document Number: 91000
Disclaimer
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
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