*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
:B
1
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) C 4
:
(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. 10/14
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.
便携式医疗设备的特殊性决定了它们应该是对用户友好的、必须工作在无菌环境下,并且空间占用小、耗能低。 同时,便携式医疗设备还需要足够的计算能力以便处理医疗数据,能够连接到无线或有线接口以便记录和发送数据。从设计人员的角度考虑,上述需求需要低功耗的单片机(MCU)和数字信号控制器(Digital Signal Controller,DSC)。 正是有了嵌入式处理器,设计人员才有可能设...[详细]