CFCs, Halon, Carbon tetrachloride and designated bromic flame
retardant PBBOs and PBBs are not used in our products.
s
PART NUMBER DESIGNATION
C T - 9 4 W 1 k
Ω
( 1 0 2 )
Series name
Resistance code
Product shape
W,Y
:
Top adjustment
X
:
Side adjustment
P
:
Side adjustment
Z
:
Side adjustment
Resistance value
❈
Please refer to the LIST OF PART NUMBERS when placing orders.
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
CERMET
TRIMMERS
COPAL ELECTRONICS
CT-94
CERMET TRIMMERS
s
LIST OF PART NUMBERS
Adjustment
position
Top adjustment
3
2
2
3
1
1
Shape of terminal
(Top view)
Form
of packaging
Bulk packaging
CT-94W
<Nominal resistance values>
Pieces in
package
A
10
Ω
A
20
Ω
10 kΩ
20 kΩ
A
25 kΩ
50
Ω
50 kΩ
100
Ω
100 kΩ
200
Ω
500
Ω
1 kΩ
1 MΩ
2 kΩ
2 MΩ
5 kΩ
200 kΩ
A
250 kΩ 500 kΩ
Fig.1
❈
The above part numbers are all available with the respective combination of
<Nominal resistance values> (Fig. 1).
❈
Verify the above part numbers when placing orders.
CT-94Y
50 pcs./pack
CERMET
TRIMMERS
3
2
1
CT-94X
A
: Semi-standard
Side adjustment
(↑ Adjustment
direction)
1
2
3
CT-94P
s
MECHANICAL CHARACTERISTICS
Mechanical turn
Operating torque
Mechanical stop
18 turns
35 mN·m {357 gf·cm} maximum
Clutch action
_
200 cycles [
∆
R/R
≤
±
(2
Ω
+ 3 %)]
10 N {1.02 kgf} minimum
(Tensile strength)
10 N {1.02 kgf} minimum
235 °C, 2 s
{ } : Reference only
3
2
1
CT-94Z
s
ELECTRICAL CHARACTERISTICS
Nominal resistance range
Total resistance tolerance
Power ratings
Resistance law
Maximum input voltage
Maximum wiper current
Effective electrical turn
End resistance
C.R.V.
Operating temp. range
Temp. coefficient
Insulation resistance
Dielectric strength
Net weight
10
Ω
~ 2 MΩ
±
10 %
0.5 W (70 °C) 0 W (125 °C)
Linear law
DC300 V or power rating, whichever is smaller
100 mA or power rating, whichever is smaller
15 turns
1 % or 2
Ω
, whichever is greater
1 % or 3
Ω
, whichever is greater
−55
~ +125 °C
10
Ω
, 20
Ω
±
250 ppm/°C maximum
50
Ω
~
2 M
Ω
±
100 ppm/°C maximum
Rotational life
Terminal strength
Thrust to shaft
Solderability
s
ENVIRONMENTAL CHARACTERISTICS
Test item
Thermal shock
Humidity
Shock
Vibration
Load life
Low temp. operation
High temp. exposure
Test conditions
−65
~ +125 °C
(0.5 h), 5 cycles
−10
~ +65 °C (80 ~ 98 %RH),
10 cycles, 240 h
981 m/s
2
, 6 ms
6 directions for 3 times each
Amplitude of 1.52 mm or Acceleration
of 196 m/s
2
, 10~2000 Hz, 3 directions,
12 times each
70 °C, 0.5 W, 1000 h
−55
°C, 2 h
125 °C, 250 h
85 °C, 60 s
350 °C, 3 s
Specifications
_
[
∆
R/R
≤
1 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
2 %]
_
[
∆
R/R
≤
1 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
3 %]
_
[S.S.
≤
1 %]
_
[
∆
R/R
≤
2 %]
_
[S.S.
≤
2 %]
_
[
∆
R/R
≤
3 %]
_
[S.S.
≤
2 %]
No leaks
(No continuous bubbles)
1000 MΩ minimum (DC500 V)
AC900 V, 60 s
Approx. 0.88 g (CT-94P)
Approx. 0.92 g (CT-94X, W, Y, Z)
Immersion seal
Soldering heat
_
[
∆
R/R
≤
1 %]
∆
R/R : Change in total resistance
S.S. : Setting stability
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
COPAL ELECTRONICS
CERMET TRIMMERS
CT-94
s
MAXIMUM INPUT RATINGS
Nominal resistance values (Ω)
Resistance code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
Maximum input voltage (V)
1.00
2.00
5.00
7.07
10.0
15.8
22.4
31.6
50.0
70.7
100
112
158
224
300
300
300
300
300
Maximum wiper current (mA)
A
A
10
20
50
100
200
500
1k
2k
5k
10 k
20 k
25 k
50 k
100 k
200 k
250 k
500 k
1M
2M
100
100
100
70.7
50.0
31.6
22.4
15.8
10.0
7.07
5.00
4.48
3.16
2.24
1.50
1.20
0.60
0.30
0.15
A
A
A
: Semi-standard
s
OUTLINE DIMENSIONS
q
CT-94W
Unless otherwise specified, tolerance:
±
0.3
(Unit: mm)
Top adjustment
4.8
φ
2.3, Slot 0.6 W
×
0.8 D
9.6
5 min.
3
1.4
9.6
2
1
2
3
CW rotation
1.3
Resistace/
Date code
1.1
3 –
φ
0.5
±
0.05
Solder-plated
2.3
q
CT-94X
Side adjustment
1.3
1.4
φ
2.3, Slot 0.6 W
×
0.8 D
3 –
φ
0.5
±
0.05
3
Solder -plated
2
1
2.5
9.6
1.1
4.8
Resistace/
Date code
9.6
5 min.
2.3
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
2.5
2.5
1
2.5
CERMET
TRIMMERS
COPAL ELECTRONICS
CT-94
CERMET TRIMMERS
s
OUTLINE DIMENSIONS
q
CT-94P
Unless otherwise specified, tolerance:
±
0.3
(Unit: mm)
Side ajustment
φ
2.3, Slot 0.6 W
×
0.8 D
3 –
φ
0.5
±
0.05
Solder -plated
9.6
1.4
2
3
1
2
3
CW rotation
CERMET
TRIMMERS
Resistace/
Date code
9.6
1.3
4.8
7
±
2
1.1
2.5
1
q
CT-94Y
TOP ajustment
4.8
φ
2.3, Slot 0.6 W
×
0.8 D
9.6
1.4
9.6
1
2.5
1.1
2.5
2
2.5
2.5
1
1.1
2.5
3
1.3
Resistace/
Date code
1.1
7
±
2
q
CT-94Z
Side ajustment
1.3
1.4
φ
2.3, Slot 0.6 W
×
0.8 D
3 –
φ
0.5
±
0.05
Solder-plated
9.6
4.8
Resistace/
Date code
1.1
9.6
7
±
2
s
PACKAGING SPECIFICATIONS
<Bulk packaging specifications>
q
Unit of bulk in vinyl bag packaging is 50 pcs. per pack.
q
Boxing of bulk in vinyl bags is performed with 100 pcs. per box.
s
Specifications are subject to change without notice. Specifications in this catalog are for reference. The formal specification sheets will be submitted upon request.
