Features
n Carbon element
n Ganging up to 8 sections available
n Knurled and flatted shaft styles
n Audio taper option
n Tracking error within 3 dB
n RoHS compliant*
PTR90 Series - 9 mm Multi-Ganged Potentiometer w/Rotary Switch
Product Dimensions
PTR901
Additional Information
PTR902
13.4 ± 0.5
(.528 ± .020)
Click these links for more information:
15.8 ± 0.5
(.528 ± .020)
PRODUCT TECHNICAL INVENTORY SAMPLES
LIBRARY
M7XP0.75
0.8 ± 0.2
(.014 ± .007)
SW
0.3
(.012)
0.3
(.012)
0.7
(.028)
5.0
(.197)
6.25
(.246)
SW
0.3
(.012)
2 PLCS.
0.7
(.028)
2 PLCS.
0.3
(.012)
RECOMMENDED PCB LAYOUT
2.5
(.098)
6.25
(.246)
5.0
(.197)
6.25
(.246)
M7XP0.75
0.8 ± 0.2
(.014 ± .007)
5.0
(.197)
R2 R1
3
2
1
5.0 SW
(.197)
SCHEMATIC
RECOMMENDED PCB LAYOUT
MOUNTING
SURFACE
DIA. HOLES
5 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
2
2.5
(.098)
6.25
(.246)
5.0 SW
(.197)
3
2
2
1
1
SW
R2 R1
DIA. HOLES
8 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
SCHEMATIC
DIMENSIONS:
3
MM
(INCHES)
2
100
80
3
SW
2
1
1
R2
R1
10 20 30 40 50 60 70 80 90 100
Ambient Temperature (°C)
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
**Devices are tested using standard noise reduction
filters. For optimum performance, designers should use
noise reduction filters in their circuits.
Specifications are subject to change without notice.
Users should verify actual device performance in their
specific applications. The products described herein and
this document are subject to specific legal disclaimers as
set forth on the last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf.
Environmental Characteristics
Operating Temperature
................................. -10 °C to +50 °C
Rotational Life....................15,000 cycles
IP Rating.......................................... IP 40
Contact Resistance..... 50 milliohms max.
Rated Power..................... 3 A @ 16 VDC
Detent Torque................... 400 g-cm max.
Switch Activation Angle.............50 ° max.
Mechanical Characteristics
Standard Resistance Table
0
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
Switch Characteristics
Derating Curve
60
40
33
20
0
MOUNTING
SURFACE
3
R1 1
Rating Power Ratio (%)
3
5.0
(.197)
CONTACT
Resistance
(Ohms)
Resistance Code
1,000
2,000
5,000
10,000
20,000
50,000
100,000
200,000
500,000
1,000,000
102
202
502
103
203
503
104
204
504
105
CAUTION
Do not store product in high temperature and humidity,
direct sunlight and/or places where corrosive gases may
be generated. Please use product within 6 months from
the date of delivery and promptly after unpacking.
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 flux
................. 260 °C max. for 5 seconds
Wash Process....... Not recommended
Mounting Hardware.........One flat washer
...........and one mounting nut supplied
................................per potentiometer
Applications
n Audio/TV sets
n Automotive sound systems
n Amplifiers/mixers/drum machines/synthesizers/DJ equipment
n Multimedia sound systems
n Portable electronics
PTR90 Series – 9 mm Multi-Ganged Potentiometer w/Rotary Switch
Product Dimensions
PTR904
PTR908
PTR906
SW
R4 R3
SW
M7XP0.75
R2 R1
6.25
(.246)
0.8 ± 0.2
(.014 ± .007)
5.0
(.197)
2.5
(.098)
6.25
(.246)
3
3
3
3
2
2
2
2
1
1
1
1
R4 R3
2.5
(.098)
5.0
(.197)
MOUNTING
SURFACE
R2 R1
DIA. HOLES
14 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
SCHEMATIC
SW
3
2
3
3
2 2
3
3
3
3
3
3
2
2
2
2
2
2
1
1
1
1
1
1
2
1
1
1
1
R4
R3
R2
R1
R2 R1
3
2 2
2
1
SW
3
1
R6 R5
DIA. HOLES
20 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
3
1
R4 R3
DIMENSIONS:
5.0
(.197)
2.5
(.098)
MM
(INCHES)
1
5.0
(.197)
2.5
(.098)
6.25
(.246)
5.0
(.197)
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
R8 R7
5.0
(.197)
2
1
2.5
(.098)
2.5
(.098)
SW
3
R2 R1
5.0
(.197)
5.0
(.197)
MOUNTING
SURFACE
2 2
1
5.0
(.197)
2.5
(.098)
2.5
(.098)
5.0
(.197)
3
M7XP0.75
0.8 ± 0.2
(.014 ± .007)
R2 R1
RECOMMENDED PCB LAYOUT
2.5
(.098)
3
R4 R3
2.5
(.098)
5.0
(.197)
5.0
(.197)
R4 R3
R6 R5
5.0
(.197)
2.5
(.098)
R6 R5
R8 R7
6.25
(.246)
2.5
(.098)
2.5
(.098)
5.0
(.197)
SCHEMATIC
3
SW
5.0 SW
(.197)
M7XP0.75
0.8 ± 0.2
(.014 ± .007)
5.0
(.197)
R2 R1
RECOMMENDED PCB LAYOUT
2.5
(.098)
5.0
(.197)
2.5
(.098)
6.25
(.246)
RECOMMENDED PCB LAYOUT
5.0
(.197)
R4 R3
5.0
(.197)
5.0
(.197)
2.5
(.098)
R6 R5
6.25
(.246)
2.5
(.098)
2.5
(.098)
5.0 SW
(.197)
38.3 ± 0.5
(1.508 ± .020)
30.8 ± 0.5
(1.213 ± .020)
23.3 ± 0.5
(.917 ± .020)
R6 R5
SCHEMATIC
3 3
2
SW
3
R4 R3
3
2 2
R2 R1
3
MOUNTING
SURFACE
DIA. HOLES
26 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
3
2 2
3
3
2 2
2
1 1
1 1
1 1
1 1
R8 R7
R6 R5
R4 R3
R2 R1
Asia-Pacific: Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
PTR90 Series – 9 mm Multi-Ganged Potentiometer w/Rotary Switch
Product Dimensions
F
6.0 +0/-0.1 6.0 +0/-0.1
(.236 +0/-.004)
(.236 +0/-.004)
DIA.
DIA.
4.8 ± 0.3 4.8 ± 0.3
(.189 ± .012)
(.189 ± .012)
6.5 ± 0.3 6.5 ± 0.3
(.256 ± .012)
(.256 ± .012)
B
A
6
(.236)
12
(.472)
MM
(INCHES)
DIMENSIONS:
SHAFT SHOWN IN CCW POSITION
SHAFT SHOWN IN CCW POSITION
60
50
15 20
(.591)(.787)
5
5
7
B
(.197)(.276)
(.197)
7 12
7
A6
F
): ): A5
A
(.276) (30A ((.276)
25 A4(.472)
:
L
40B
30
20 25
(.787)(.984)
7 10
(.276)(.394)
12 12
(.472)(.472)
L 15
(.591)
F
A)
(20 5A): A
(1
A2
A):
(10 A): A1
(05
20
10
10
20
30
40
50
60
70
12
(.472)
60
50
40
30
A6 A5
):
:
0A A)
(3 (25 A4
A):
(20 5A): A
(1
A2
A):
(10 A): A1
(05
20
10
10
20
30
40
50
60
70
80
90
80
90
0
100
REV. 07/21
10
20
30
5
4
(3B
40
50
60
Rotational Travel (%)
B Series Tapers
1
100
70
80
90
100
40
70
80
90
100
(3
(25 0C):
C
C
(20 ): C 6
5
C
(15 ): C
C) 4
(10 : C
(05 C): C
2
C)
:C
1
30
10
40
90
60
10
30
80
50
20
20
70
70
20
10
60
90
30
0
50
80
50
100
40
Rotational Travel (%)
60
Rotational Travel (%)
:B
10
): B
70
5
Other shaft styles available.
(4B
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
70
0
40
C Series Tapers
): B
90
80
100
100
(5B
90
90
Resistance
Code (See Table)
20
100
80
80
Resistance Taper (See Taper Charts)
Series followed by Curve Number
Taper
30
B Series Tapers
A Series Tapers
100
70
Shaft60Styles
• K = Knurled Type Shaft (Metal)
18 Toothed Serration Type
50
• F = Flatted Metal Shaft
Rotational Travel (%)
Tapers
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
10
(.394)
MM
(INCHES)
DIMENSIONS:
0
25
(.984)
Terminal 2-3 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
A
5
(.197)
10
(.394)
5.0
(.197)
5.0
(.197)
:B
1
B
25
(.984)
90
Standard
Shaft Length
• 15
= 15 mm
80
• 20 = 20 mm
• 25
70 = 25 mm
): B
(2B 3
): B
2
(B
): (1B
B
)
L
20 25
(.787)(.984)
7 10
(.276)(.394)
10 12
(.394)(.472)
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
15 20
(.591)
(.787)
5 7
(.197)
(.276)
6 10
(.236)
(.394)
L 15
(.591)
80
70
3.5
(.138)
3.5
(.138)
A):
(15
Center Detent Option
• 0 = No Detent B Series Tapers
100
• 2 = Center Detent
0.8
A(.031)
Series Tapers
2.0
(.079)
0.8
(.031)
2.0
(.079)
0.8
(.031)
90
5.0
5.0
(.197)
(.197)
SHAFT SHOWN IN CCW POSITION
SHAFT SHOWN IN CCW POSITION
6.0
0.8
(.236)
(.031)
(2
• 210= PC Pins vertical/ 10A): A2 A1
(
A):
(05
down facing
and ±20 %
0
10
20
30
40
50
60
Resistance
Total
Tolerance Rotational Travel (%)
): B
3.5
(.138)
3.5
(.138)
6.0
(.236)
100
PC Pins vertical/
down facing
and ±10 %
A6 A5
Total Resistance
):
:
0A 5A)
Tolerance (3 (20A): A4 A
(5B
0.8
(.031)
2.0
2.0
(.079)
(.079)
0.8
0.8
(.031)
(.031)
Pin Style
50
• 1 =
40
30
20
): B
(2B 3
): B
2
(B
): (1B
B
)
9.5 ± 0.3 9.5 ± 0.3
(.374 ± .012)
(.374 ± .012)
60 °
60 °
4.5
4.5
(.177)
(.177)
4
(3B
6.0 +0/-0.1 6.0 +0/-0.1
(.236 +0/-.004)
(.236 +0/-.004)
DIA.
DIA.
30 °
30 °
4.8 ± 0.3
4.8 ± 0.3
(.189 ± .012)
(.189 ± .012)
6.5 ± 0.3 6.5 ± 0.3
(.256 ± .012)
(.256 ± .012)
0.8
(.031)
4.5
(.177)
4.5
(.177)
A Series Tapers
No.100
of Sections
• 1 = 1 Section
• 902 = 2 Sections
• 3 = 3 Sections
• 804 = 4 Sections
• 705 = 5 Sections
• 6 = 6 Sections
• 608 = 8 Sections
): B
F
1.0
(.039)
1.0
(.039)
9.5 ± 0.3 9.5 ± 0.3
(.374 ± .012)
(.374 ± .012)
6.0
6.0
(.236)
(.236)
B
B
Model
• PTR90 = With
Rotary Switch
0.5 L ± 0.5
L ±
(.020)
(.020)
(4B
B
B
PTR90 1 - 2 0 20 K - B 203
SHAFT STYLE
SHAFT STYLE
"F"
"F"
0.5 L ± 0.5
(.020)
(.020)
1.5
1.5
(.059)
(.059)
18 TEETH 18 TEETH
KNURL
A
KNURL
A
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
L ±
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
SHAFT STYLE
SHAFT STYLE
"K"
"K"
How To Order
0
10
20
30
40
50
60
Rotational Travel (%)
): B
(5B
:B
4
(3B
80
(%)
): B
(4B
(%)
80
): B
(2B 3
): B
2
(B
): (1B
B
)
5
1
C Series Tapers
Specifications are subject to change without notice.
100
100
Users should verify actual device performance in their specific applications.
90
The products
described herein and this document are subject to specific
90 legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
P[ZHɉSPH[LZJVSSLJ[P]LS`¸)V\YUZ¹
Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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