The Type 51 Series from TE Connectivity offers a small, high quality potentiometer
system. You can choose a standalone module or a conventional bush potentiometer with
shaft. Advanced carbon polymer element technology potentiometers with or without
switches are available to meet your every requirements.
Characteristics - Electrical
Resistance Range
Resistance Values:
Tolerance:
Power Rating
Operating Voltage
Load Life:
Rotational Life:
CRV (Linear Law):
Isolation Voltage:
Insulation Resistance:
Linear Law:
Log Law:
Linear Law:
Log Law:
Linear Law:
Log Law:
470 Ohm to 4.7 Megohm
2.2K Ohm to 470K Ohm
1.0, 2.2, 4.7 per decade
± 20% (tighter by selection)
0.2 Watt @ 40°C
0.1 Watt @ 40°C
350 VAC or 500 VDC maximum
P maximum x R nominal
ΔR< 10% after 1000 hours @ 70°C
ΔR< 10% @ 15,000 cycles
ΔR< 1%
500 V dc
> 100 Megohm
Characteristics - Mechanical
Angle of Rotation:
Rotational Torque:
Stop Strength:
Rotational Life:
300° ± 2°
10 mNm maximum
400 mNm maximum
25,000 cycles
Characteristics - Environmental
Storage Temperature:
Operating Temperature:
Humidity:
Temperature Coefficient:
Climatic Category:
- 40°C to 85°C
- 25°C to 70°C
< 15% ΔR RH 75% @ 35°C
± 500 PPM/°C @ -25 to 70°C
25/070/10
1773117 CIS BI 11/2011
Dimensions are in millimeters
and inches unless otherwise
specified. Values in brackets
are standard equivalents.
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
For email, phone or live chat, go to:
te.com/help
Spindle Operated Potentiometers
Type 51 Series
Characteristics - Switch
Load Life:
Contact Resistance:
Rating:
Contact Configuration:
On/Off Torque:
Operational Angle:
Electrical Rotation:
1000 Hours at 0.5 W
< 20 milliohm initial
3.5 Amp @ 14.4 VDC
SPST Off @ CCW E
30 mNm maximum
30° maximum
50° to 295°
Soldering Condition
This product has been designed for flow solder only.
SOLDER BATH: 235°C +0°C/-5°C
IMMERSION TIME: 2 ±0.5 seconds
TEST CONDITIONS: IEC 391-1 clause 6.22.3
TEST METHOD: IEC 68-2
The Type 51 Series is designed for flow soldering only. If Hand Soldering is essential please take
extreme care when applying solder.
Do not overheat the terminal by prolonged exposure to heat otherwise intermittent operation
could result.
Derating Curve
100
80
% Dissipation
60
40
20
0
-40
0
40
70
Ambient Temperature (°C)
100
Dissipation as a function of temperature.
Potentiometers covered by this specification are derated from 100%
rated dissipation at 40°C to zero dissipation at 100°C.
Linear Law 100% - 0.2W
Non-Linear Law 100% - 0.1W
Snap-In Shafts and Edgewheels -
For Standalone Modules
The diagram illustrates the snap-in part of a plastic actuator which can be used
to rotate the Series 51 Standalone module.
Accessory Options -
For Standalone Modules
At the date of publication the following mould tools exist for plug in accessories:
Shafts 60 mm long x 6 mm diameter
Shafts 30 mm long x 6 mm diameter
Shafts 20 mm long x 6 mm diameter
Shafts 10 mm long x 6 mm diameter
Edgewheel for horizontal modules 25mm diameter
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
colour black.
1773117 CIS BI 11/2011
Dimensions are in millimeters
and inches unless otherwise
specified. Values in brackets
are standard equivalents.
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
For email, phone or live chat, go to:
te.com/help
Spindle Operated Potentiometers
Type 51 Series
Thumbwheel Actuating Devices
Dimensions - Single Module
Type 51 Horizontal
Type 53 Vertical
Dimensions - Potentiometer
Type 54 No Switch
Type 56 with Switch
H - 10mm or 12.5mm to choice
Type 55 Dual Section
Type 61 Triple Section
H - 10mm or 12.5mm to choice
B - 5mm or 8mm
Type 61 has the same general dimensions as Type 55
1773117 CIS BI 11/2011
Dimensions are in millimeters
and inches unless otherwise
specified. Values in brackets
are standard equivalents.
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
For email, phone or live chat, go to:
te.com/help
Spindle Operated Potentiometers
Type 51 Series
Spindle Options - Potentiometers with Bush
B - 5mm or 8mm
Panel Hole Data - Potentiometers with Bushes
Required Mounting Holes in Chassis
For Single and Dual Gang Potentiometers with
Mounting Bush M7 x 0.75mm.
Fix Potentiometer with Mounting Nut Supplied.
Max. Torque for tightening - 1 Nm
Tickness of Mounting Plate - 1mm
How to Order
51
Common Part
51
53
54
55
56
61
102
Value
The first two
digits are significant
figures of the resistance
value and the third one
denotes the number
of zeros following.
e.g. 4K7: 472
47K: 473
470K: 474
A
4
Shaft Diameter
20
Shaft Length
PL
Spindle Style
Resistance Law
A - Linear
B - Log
C - Inverse
Log
4 - 4mm
6 - 6 mm
20 - 20mm
30 - 30mm
PL - Plain
FL - Flatted
TE Connectivity, TE connectivity (logo) and TE (logo) are trademarks.
Other logos, product and Company names mentioned herein may be trademarks of their respective owners.
While TE has made every reasonable effort to ensure the accuracy of the information in this datasheet, TE does not guarantee that it is error-free, nor does TE make any other
representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any adjustments to the information contained herein
at any time without notice. TE expressly disclaims all implied warranties regarding the information contained herein, including, but not limited to, any implied warranties of merchantabili-
ty or fitness for a particular purpose. The dimensions in this datasheet are for reference purposes only and are subject to change without notice. Specifications are subject to change
without notice. Consult TE for the latest dimensions and design specifications.
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