Series 442
®
Linear Motion
1/4 Watt
Composition
Slide Controls
Features
• 1
1
/
4
" (31.7mm) slider travel
•
1
/
4
watt power rating
• Choice of resistance tapers
• Economical
• Wide resistance range
• Choice of mounting styles
• RoHS compliant
Electrical and Mechanical Specifications
Resistance Range
200 ohms through 5 megaohms
Resistance Tolerance
Standard: ±20%
Available: ±10%
Power Rating, Watts
1
/
4
watt @ 55°C derated to no load @ 85°C,
linear taper, control mounted on steel panel
4" x 4" x .050" (101.6mm x 101.6mm x 1.27mm).
Voltage Rating
Across end terminals:
Linear curves — 500 VDC
Tapered curves — 350 VDC
(Not to exceed wattage ratings)
Between case and end terminals:
1080 VAC RMS
Resistance Tapers
Standard: Linear
Special: Available upon request
Operating Temperature
0°C - +70°C
Slide Travel
Mechanical — 1
1
/
4
inches (31.7mm)
Effective — 1
1
/
4
inches (31.7mm)
Shaft Information
See illustrations, page 2.
Operating Force
Either direction 1 to 9 in-oz. (28 to 256 gf-cm)
Measured .250" (6.35mm) from base of slider.
Stop Strength
Maximum — 35 in-lbs. (15.9 kg-cm) measured
at base of slider.
Terminal Information
Straight, vertical or snap-in to printed circuit board,
wirewrap or solder lug styles.
Mounting Information
Top, bottom, side or no twist tab mounting —
refer to illustrations, page 2.
1-2
CTS Electronic Components
© 2006 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
9/21/06
CTS Series 442
52.10
2.051
MAX.
3.56±0.13
.140±.005
31.70±0.50
1.250±.002
STROKE
5.59±0.13
.220±.005
2.36±0.13
.093±.005
3.96±0.13
.156±.005
3.96
.156
CHECK CTS FOR
AVAILABILITY
9.53±0.20
.375±.008
NO MOUNT
CONSTRUCTION
L±
0.38
.015
5.54±0.13
.218±.005
BOTTOM MOUNTING
SURFACE
15.34
.604
3.96 ±0.13
.156 ±.005
13.77±0.13
.542±.005
13.41±0.25
.528±.010
20.88
.822
6.76
.266
8.33
.328
5.54±0.13
.218±.005
MOUNTING SURFACE
P.C. BOARD
4.32±0.76
.170±.030
Ø2.13
.084
10.16 ±0.76
.400 ±.030
WIRE WRAP
9.91 ±0.76
.390 ±.030
5.54
.218
LOW END
4.57±0.76
.180±.030
5.54±0.13
.218±.005
VERTICAL P.C.
3.96±0.13
.156±.005
1.98
.078
4.32 ±0.76
.170 ±.030
STRAIGHT P.C.
SOLDER LUG
ALTERNATE TERMINAL STYLES
1.30 ±0.30
.051 ±.012
VERTICAL P.C.
SIDE MOUNTING
SURFACE
7.29
.287
11.15
.439
3.18
.125
4.17
.164
38.1
1.500
51.77
2.038
SUGGESTED PANEL PIERCING VIEWED
FROM TOP SIDE FOR TWIST TABS
AND ACTUATOR
6.83
.269
1.42
.056
4.17
.164
51.77
2.038
1.42
.056
SUGGESTED PANEL PIERCING VIEWED
FROM TOP SIDE FOR TWIST TABS
Ø2.08
.082
C
L
OF ACTUATOR
(3)
2.06
.081
Ø2.08
.082
(3)
40.28
1.586
1.60
.063
Ø2.08
.082
5.26
.207
C OF ACTUATOR
L
40.28
1.586
5.16
.203
2.54
.100
40.28
1.586
5.16
.203
2.11
.083
CENTERLINE
8.48
.334
9.38
.382
SUGGESTED PANEL PIERCING VIEWED FROM
CONTROL SIDE FOR STRAIGHT P.C. & WIREWRAP TERMINALS
SUGGESTED PANEL PIERCING VIEWED FROM
CONTROL SIDE FOR SNAP-IN P.C. TERMINALS
SUGGESTED PANEL PIERCING VIEWED FROM
CENTERLINE OF CONTROL FOR VERTICAL P.C. TERMINALS
DIMENSION:
mm
INCH
Ordering Information
442
MOUNTING
STYLE
T
– TOP MOUNT
B
– BOTTOM
MOUNT
S
– SIDE MOUNT
N
– NO
MOUNTING
TABS
T
A
TRAVEL
A
– 1.250"
(31.7mm)
2
T
TERMINAL STYLE
103
B
RESIST TOL
A
– ±10%
B
– ±20%
C
– ±30%
D
N
SPECIALS
N
– NO SPECIALS
C
– CENTER DETENT
ACTUATOR
LENGTH
2
– .250" (6.35mm)
3
– .375" (9.53mm)
4
– .500" (12.7mm)
5
– .625" (15.9mm)
6
– .750" (19.1mm)
7
– .875" (22.2mm)
8
– 1.000" (25.4mm)
R
– .218" (5.54mm)
S
– .313" (7.98mm)
T
– .438" (11.13mm)
T
– SOLDER LUG
X
– STRAIGHT P.C.
W–
WIREWRAP
H
– HOOK TYPE,SNAP-IN
U
– VERTICAL P.C.
RESISTANCE CODE
EXAMPLES
CODE
501
102
252
502
103
253
104
105
RESISTANCE
500 OHMS
1K
2.5K
5K
10K
25K
100K
1MEG
TAPER
D
– LINEAR
A
– CW 10% AUD
B
– CCW 10% AUD
2-2
CTS Electronic Components
© 2006 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
9/21/06
TI Technology Forum
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