*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.
PTR90 Series - 9 mm Multi-Ganged Potentiometer w/Rotary Switch
Product Dimensions
PTR904
23.3
±
0.5
(.917
±
.020)
PTR906
30.8
±
0.5
(1.213
±
.020)
PTR908
38.3
±
0.5
(1.508
±
.020)
M7XP0.75
SW
R4 R3
R2 R1
0.8
±
0.2
(.014
±
.007)
5.0
(.197)
SW
R6 R5
R4 R3
R2 R1
6.25
(.246)
2.5
(.098)
5.0
(.197)
6.25
(.246)
2.5
(.098)
5.0
(.197)
2.5
(.098)
5.0
(.197)
2.5
(.098)
M7XP0.75
0.8
±
0.2
(.014
±
.007)
5.0
(.197)
SW
R8 R7
R6 R5
R4 R3
R2 R1
M7XP0.75
0.8
±
0.2
(.014
±
.007)
6.25
(.246)
2.5
(.098)
5.0
(.197)
2.5
(.098)
5.0
(.197)
5.0
(.197)
2.5
(.098)
RECOMMENDED PCB LAYOUT
2.5
(.098)
6.25
(.246)
3
2
1
3
2
1
5.0
(.197)
2.5
(.098)
3
2
1
3
2
1
5.0
(.197)
RECOMMENDED PCB LAYOUT
2.5
(.098)
5.0
(.197)
2.5
(.098)
6.25
(.246)
3
3
2
1
3
2
1
3
2
1
2
1
2.5
(.098)
5.0
(.197)
5.0
(.197)
RECOMMENDED PCB LAYOUT
2.5
(.098)
2.5
(.098)
3
2
1
3
2
1
5.0
(.197)
2.5
(.098)
5.0
(.197)
5.0
(.197)
2.5
(.098)
5.0
(.197)
MOUNTING
SURFACE
DIA. HOLES
14 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
5.0
SW
(.197)
5.0
SW
(.197)
R4 R3
R2 R1
MOUNTING
SURFACE
DIA. HOLES
20 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
2.5
(.098)
6.25
(.246)
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
2.5
(.098)
3
2
1
3
2
1
R6 R5
R4 R3
R2 R1
5.0
(.197)
SCHEMATIC
3
3
3
3
SCHEMATIC
3
3
3
3
3
3
SW
MOUNTING
SURFACE
R8 R7
R6 R5
R4 R3
R2 R1
5.0
(.197)
2
DIA. HOLES
26 PLCS.
1.0 +0.2/-0
(.039 +.008/-0)
2
2 2
2
2
2 2
2 2
SCHEMATIC
3 3
3
3
3
3
3
3
1
SW
R4
1
R3
1
R2
1
R1
SW
1
1
1
1
1
1
2
2 2
2 2
2 2
2
R6 R5
R4 R3
R2 R1
DIMENSIONS:
MM
(INCHES)
1 1
SW
R8 R7
1 1
R6 R5
1 1
R4 R3
1 1
R2 R1
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.
PTR90 Series - 9 mm Multi-Ganged Potentiometer w/Rotary Switch
Product Dimensions
SHAFT STYLE
"K"
SHAFT STYLE
"F"
L
±
B
18 TEETH
KNURL
F
0.5
(.020)
How To Order
PTR90 1 - 2 0 20 K - B 203
Model
• PTR90 = With
Rotary Switch
No. of Sections
• 1 = 1 Section
• 2 = 2 Sections
• 3 = 3 Sections
• 4 = 4 Sections
• 5 = 5 Sections
• 6 = 6 Sections
• 8 = 8 Sections
Pin Style
• 1 = PC Pins vertical/
down facing
and ±10 %
Total Resistance
Tolerance
•2=
PC Pins vertical/
down facing
and ±20 %
Total Resistance
Tolerance
L
±
B
0.5
(.020)
1.5
(.059)
A
1.0
(.039)
6.0 +0/-0.1
(.236 +0/-.004)
DIA.
30
°
9.5
±
0.3
(.374
±
.012)
6.0
(.236)
4.8
±
0.3
(.189
±
.012)
9.5
±
0.3
(.374
±
.012)
4.5
(.177)
4.5
(.177)
6.0 +0/-0.1
(.236 +0/-.004)
DIA.
60
°
4.8
±
0.3
(.189
±
.012)
6.5
±
0.3
(.256
±
.012)
0.8
(.031)
2.0
(.079)
0.8
(.031)
6.0
(.236)
3.5
(.138)
5.0
(.197)
0.8
(.031)
2.0
(.079)
0.8
(.031)
6.5
±
0.3
(.256
±
.012)
Center Detent Option
• 0 = No Detent
• 2 = Center Detent
3.5
(.138)
5.0
(.197)
Standard Shaft Length
• 15 = 15 mm
• 20 = 20 mm
• 25 = 25 mm
Shaft Styles
• K = Knurled Type Shaft (Metal)
18 Toothed Serration Type
• F = Flatted Metal Shaft
Resistance Taper (See Taper Charts)
Taper Series followed by Curve Number
Resistance Code (See Table)
Other shaft styles available.
SHAFT SHOWN IN CCW POSITION
SHAFT SHOWN IN CCW POSITION
L
B
A
15
(.591)
5
(.197)
6
(.236)
20
(.787)
7
(.276)
10
(.394)
25
(.984)
10
(.394)
12
(.472)
L
B
F
15
(.591)
5
(.197)
7
(.276)
20
(.787)
7
(.276)
12
(.472)
25
(.984)
10
(.394)
12
(.472)
DIMENSIONS:
MM
(INCHES)
Tapers
A Series Tapers
100
90
80
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
70
60
50
40
30
20
10
A6
A5
):
:
0A
A)
(3
(25
A4
A ) :
A3
(20
A):
(15
A
A):
(10
A): A1
(05
B Series Tapers
100
B1
C Series Tapers
100
): B
5
): B
(2B
3
): B
2
(B
):
(1B
B
):
90
80
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
70
60
50
40
30
20
10
90
80
Terminal 1-2 Output Voltage
X 100 (%)
Terminal 1-3 Input Voltage
70
60
50
40
30
20
10
(3
(25 0C):
C
C
(20 ): C 6
5
(15 C):
C) C4
:
(1 C3
(05 0C):
C
C)
:C
1
(5B
0
10
20
30
40
50
60
70
80
90
100
(4B
): B
4
(3B
0
10
20
30
40
50
60
70
80
90
100
0
10
20
30
40
50
60
70
80
90
100
Rotational Travel (%)
Rotational Travel (%)
Rotational Travel (%)
REV. 01/14
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.
There are relevant documents and tutorials on the Docs page of the MicroPython official website: [url=http://docs.micropython.org/en/latest/pyboard/]http://docs.micropython.org/en/latest/pyboard/[/url...
I wrote a serial communication tool. When I debugged it with VS2005, the received data was correct. But when it ran normally, the received data was wrong. For example: Source data: 1234567 1234567 ......
The stepper motor runs in full step mode, and the delay has been tried in the range of 5ms--50ms. Only the sound changes, but the operation does not change.
I have been wondering if there is a problem...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]