BOURNS 39SB-1RB-503

PL
IA
N
T
Features
CO
M
■ Conductive plastic technology
*R
oH
S
■ Low profile package
■ 50,000 cycle rotational life
■ Available with momentary push or rotary
■ Rugged metal housing for industrial
applications
■ Flatted or slotted shaft options
■ RoHS compliant*
switch option
■ PCB mount terminal configuration
39 – 13 mm Single-Turn Panel Control with Switch Option
Electrical Characteristics
Standard Resistance Range ........................................................................................................................................................................................... 5 K - 100 K ohms
Total Resistance Tolerance ...............................................................................................................................................................................................................±20 %
Independent Linearity .........................................................................................................................................................................................................................±5 %
End Resistance...............................................................................................................................................................................................................2 ohms maximum
Effective Electrical Angle
Non-Switch Type (Bushing Type “S”) ..................................................................................................................................................................................220 ° ± 5 °
Rotary Switch Type (Bushing Type “S”) ................................................................................................................................................................................220 ° ±5 °
Momentary Push Switch Type (Bushing Type “L”) ............................................................................................................................................................ 201 ° ±5 %
Contact Resistance Variation .............................................................................................................................................................................................. 3 % maximum
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level .............................................................................................................................................................................................................750 VRMS minimum
Insulation Resistance ...........................................................................................................................................................................................100 megohms minimum
Power Rating @ 70 ºC (Derated to 0 @ 125 °C)
(Voltage Limited by Power Dissipation or 350 VAC, whichever is less)
Linear Taper ...........................................................................................................................................................................................................................0.25 watt
Audio Taper ..........................................................................................................................................................................................................................0.125 watt
Switch Characteristics
Rotary Switch Type.................................................................................................................................................................................................................... SPST N.O.
Power Rating (Resistive Load) ............................................................................................................................................................................. 1.5 amps @ 12 VDC
Contact Resistance @ 10 mA ........................................................................................................................................................................200 milliohms maximum
Contact Bounce .............................................................................................................................................................................................................5 milliseconds
Actuation Torque.................................................................................................................................................................................. 0.7 to 4.9 N-cm (1 to 7 oz.-in.)
Momentary Push Switch Type ................................................................................................................................................................................................... SPST N.O.
Power Rating (Resistive Load) ...................................................................................................................................................................... 250 milliamps @ 12 VDC
Contact Resistance @ 10 mA (w/500 gm Shaft Load)...........................................................................................................................................50 ohms maximum
Contact Bounce .............................................................................................................................................................................................................5 milliseconds
Actuation Force .......................................................................................................................................................................................................... 500 ± 100 gram
Environmental Characteristics
Operating Temperature Range .......................................................................................................................................................... -40 °C to +85 °C (-40 °F to +185 °F)
Storage Temperature Range ............................................................................................................................................................. -55 °C to +85 °C (-67 °F to +185 °F)
Vibration ..............................................................................................................................................................................................................................................15 G
Total Resistance Shift ..................................................................................................................................................................................................................±3 %
Voltage Ratio Shift .......................................................................................................................................................................................................................±5 %
Shock ..................................................................................................................................................................................................................................................30 G
Total Resistance Shift ..................................................................................................................................................................................................................±3 %
Voltage Ratio Shift .......................................................................................................................................................................................................................±5 %
Load Life.................................................................................................................................................................................................................................. 1,000 Hours
Total Resistance Shift ................................................................................................................................................................................................................±10 %
Rotational Life (No Load) ...................................................................................................................................................................................................... 50,000 cycles
Total Resistance Shift ................................................................................................................................................................................................................±10 %
Switch Life
Rotary Switch Type ........................................................................................................................................................................................................ 25,000 cycles
Momentary Push Switch Type ....................................................................................................................................................................................... 50,000 cycles
Moisture Resistance ................................................................................................................................................................... MIL-STD-202, Method 103, Condition B
Total Resistance Shift ................................................................................................................................................................................................................±10 %
IP Rating ............................................................................................................................................................................................................................................. IP 40
Mechanical Characteristics
Stop Strength ...........................................................................................................................................................................................................19.8 N-cm (28 oz.-in.)
Mechanical Angle
Non-Switch and Rotary Switch Type ..................................................................................................................................................................................270 ° ±10 °
Momentary Push Switch Type ............................................................................................................................................................................................230 ° ±10 °
Torque
Starting .......................................................................................................................................................................0.07 to 0.70 N-cm (0.1 to 1.0 oz.-in.) minimum
Running....................................................................................................................................................................0.07 to 0.53 N-cm (0.1 to 0.75 oz.-in.) maximum
Mounting ...........................................................................................................................................................................1.7 to 2.0 N-m (15 to 18 lbs.-in.) maximum
Shaft Retentiion
Pull Force .........................................................................................................................................................................................................4 Kg (8.8 lb.) maximum
Push Force.....................................................................................................................................................................................................4.5 Kg (10 lb.) maximum
Weight (Single Section)...................................................................................................................................................................................................4 grams (0.14 oz.)
Terminals
Potentiometer ...................................................................................................................................................................................... Printed circuit board terminals
Switch ............................................................................................................................................................................................................................. Flat terminals
Soldering Condition
Manual Soldering ..................................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering .......................................................................................... 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 °C (500 °F) max. for 5 seconds
Wash processes ............................................................................................................................................................................................. Not recommended
Marking................................................................................................................................................................ Manufacturer’s trademark, part number and date code
Ganging .............................................................................................................................................................................................................................1 cup maximum
Hardware .............................................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number
Packaging.............................................................................................................................................................................................................................. 100 pcs./tray
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
39 – 13 mm Single-Turn Panel Control with Switch Option
Product Dimensions
How To Order
BUSHING STYLE "L"
39
25 ° ± 10 °
4.83 ± 0.30
(.190 ± .012)
0.30 ± 0.10
(.012 ± .004)
5.50 ± 0.40
(.217 ± .016)
S
B
—
1
R
B
— 503
ELECTRICAL SCHEMATIC
CCW
3
1
CW
2
SWITCH SCHEMATIC
A
Code
N
P
R
B
2.01 ± 0.30
(.079 ± .012)
SWITCH TYPE
Description
No Switch
Momentary Push
Rotary Switch
BOTTOM VIEW
5.00 ± 0.08
(.197 ± .003)
12.7
(.50)
0.9 ± 0.30
(.035 ± .012)
R 0.93
(037)
3 PLCS.
R
6.50
(.256)
7.01 ± 0.30
(.276 ± .012)
6.35 ± 0.25
(.250 ± .010)
R
TERMINAL
CONFIGURATION
5.99 ± 0.30
(.238 ± .012)
30 ° ± 2 °
2 PLCS.
1
2
Code Description
6.35 mm (.250 ˝)
1
3
A
SHAFT TYPE
(SEE SHAFT STYLE FIGURES)
Code Description
Slotted Shaft, Dia. 3.175 mm (1/8 ") x 12.7 mm (1/2 ") FMS
A
Flatted Shaft, Dia. 3.175 mm (1/8 ") x 12.7 mm (1/2 ") FMS
B
B
6.35
(.250) SWITCH
PINS
20 ° ± 2 °
2 PLCS.
BUSHING TYPE
(SEE BUSHING STYLE FIGURES)
EFFECTIVE
ELECTRICAL
ANGLE
Code Description
1/4–28–UNF–2A x 5 mm (.197 ") FMS
L
1/4–28–UNF–2A x 5 mm (.197 ") FMS
S
BUSHING STYLE "S"
201
220
AVAILABLE
ONLY IN
SWITCH
TYPE
Code
P
R&N
25 ° ± 10 °
MODEL NUMBER
Code Description
39 Model 39
4.83 ± 0.30
(.190 ± .012)
5.50 ± 0.40
(.217 ± .016)
Code
B
D
G
RESISTANCE CODE 20 %
Code Description
502 5 K Ohms (13)
103 10 K Ohms (15)
203 20 K Ohms (16)
253 25 K Ohms (17)
503 50 K Ohms (18)
104 100 K Ohms (20)
0.30 ± 0.10
(.012 ± .004)
2.01 ± 0.30
(.079 ± .012)
BOARD LAYOUT
5.00 ± 0.08
(.197 ± .003)
12.7
(.50)
0.9 ± 0.30
(.035 ± .012)
7.01 ± 0.30
(.276 ± .012)
6.35 ± 0.25
(.250 ± .010)
SHAFT STYLE "A"
3 PLCS.
0.84
(.033)
DIA.
5.49
(.216)
2 PLCS.
1.32
DIA.
(.052)
4.70
(.185)
5.69
(.224)
2 PLCS.
SHAFT STYLE "B"
3.18 ± 0.10
DIA.
(.125 ± .004)
0.81
(.032)
2 PLCS.
3.00
(.118)
0.81
(.032)
4.83 ± 0.30
(.190 ± .012)
2.39
(.094)
DIA.
3.18 ± 0.10
(.125 ± .004)
ELEMENT TAPER
Description
Linear C.P. 20 %
CW Audio C.P. 20 %
CCW Audio C.P. 20 %
DIMENSIONS:
MM
(INCHES)
TOLERANCES EXCEPT AS SHOWN:
0.13
0.38
.XX
.X
(.005)
(.015)
REV. 03/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.