Features
■ Carbon element
■ Ganging up to 8 sections available
■ Knurled and fl atted shaft styles
■ Audio taper option
■ Tracking error within 3 dB
■ RoHS compliant*
PTR90 Series - 9 mm Multi-Ganged Potentiometer w/Rotary Switch
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations 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 specifi c applications.
Electrical Characteristics
Standard Resistance Range
....................... 1 K ohms to 1 M ohms
Total Resistance Tolerance
.................................±10 % or ±20 %
Standard Tapers ................Linear & audio
Maximum Operating Voltage
............................... 150 VAC, 20 VDC
Rated Power
Linear Taper .......................0.05 watts
Audio Taper ......................0.025 watts
Noise .................................. 100 mV max.
Insulation Resistance @ 250 VDC
....................................... 100 M ohms
Dielectric Withstanding Voltage
..............................................300 VAC
End Resistance .................20 ohms max.
Tracking Error (-40 dB to 0 dB) .......±3 dB
Environmental Characteristics
Operating Temperature
.................................-10 °C to +50 °C
Rotational Life ................... 15,000 cycles
IP Rating .......................................... IP 40
Switch Characteristics
Contact Resistance .....50 milliohms max.
Rated Power ...................... 3 A @ 16 VDC
Detent Torque .................. 400 g-cm max.
Switch Activation Angle ............ 50 ° max.
Mechanical Characteristics
Mechanical Angle ...................300 ° ±10 °
Running Torque ............... 10 to 250 g-cm
Stop Strength .......................... 4.0 kg-cm
Shaft Push/Pull Strength .......5.0 kgf min.
Shaft Wobble .....0.6 x L/20 mm p-p max.
Mounting Torque ............. 7.0 kg-cm min.
Soldering Condition
Manual Soldering
........96.5 Sn/3.0 Ag/0.5 Cu solid wire
or no-clean rosin cored wire
270 °C max. for 3 seconds
Wave Soldering
.............96.5 Sn/3.0 Ag/0.5 Cu solder
with no-clean fl ux
260 °C max. for 5 seconds
Wash Process ...... Not recommended
Mounting Hardware ........ One fl at washer
and one mounting nut supplied
per potentiometer
Product Dimensions
DIMENSIONS:
MM
(INCHES)
PTR901
M7XP0.75
SW
13.4 ± 0.5
(.528 ± .020)
0.8 ± 0.2
(.014 ± .007)
5.0
(.197)
6.25
(.246)
MOUNTING
SURFACE
RECOMMENDED PCB LAYOUT
1.0 +0.2/-0
(.039 +.008/-0)
DIA. HOLES
5 PLCS.
5.0
(.197)
6.25
(.246)
SW
3
2
1
5.0
(.197)
SCHEMATIC
3
2
1
R1
SW
PTR902
M7XP0.75
SW R2 R1
15.8 ± 0.5
(.528 ± .020)
0.8 ± 0.2
(.014 ± .007)
5.0
(.197)
6.25
(.246)
MOUNTING
SURFACE
RECOMMENDED PCB LAYOUT
1.0 +0.2/-0
(.039 +.008/-0)
DIA. HOLES
8 PLCS.
5.0
(.197)
6.25
(.246)
2.5
(.098)
SW R2 R1
3
2
1
3
2
1
5.0
(.197)
2.5
(.098)
SCHEMATIC
33
22
11
R1R2
SW
*RoHS COMPLIANT
Derating Curve
Ambient Temperature (°C)
20 40 50 60 70 80 90 1003010
0
20
33
40
60
80
100
0
Rating Power Ratio (%)
Standard Resistance Table
Resistance Resistance
(Ohms) Code
1,000 102
2,000 202
5,000 502
10,000 103
20,000 203
50,000 503
100,000 104
200,000 204
500,000 504
1,000,000 105
