CT-20 Series Datasheet by Nidec Copal Electronics

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15 TURNS GERMET TRIMMERS CT-2O
Part name
1
2
3
4
5
6
7
8
9
!0
Shaft
Base element
Slider block
Electrode
Wiper
Resistive element
Terminal pin
Material
Flammability
Housing
Rubber cushion
Adhesive
Please refer to the LIST OF PART NUMBERS when placing orders.
RuO2 cermet
Ceramic
Epoxy
Ag-Pd cermet
Multi metal alloy
Brass, Nickel-plated
Silicone rubber
Polybutyleneterephthalate
Polybutyleneterephthalate
INTERNAL STRUCTURE
FEATURES
ORoHS compliant
OGeneral use type
OWide resistance range from 10 Ω to 5 M Ω
PART NUMBER DESIGNATION
C T - 2 0 E P 2 0 0 k Ω ( 2 0 4 )
Series name Resistance code
Resistance value
Product shape
P
Side adjustment
X
Side adjustment
PB
Panel mount
UL94HB
UL94V-0
UL94V-0
CT-20
15 TURNS CERMET TRIMMERS
1
2
3456
7
8
9
!0
Terminal pin
ESn (Lead-free)
Copper, Tin-plated
RoHS compliant
500 0 M) QAWétmflflm HA HA
CT-20
CERMET TRIMMERS
Mechanical turn
Operating torque
Mechanical stop
Rotational life
Thrust to rotor
Solderability
Terminal strength
Nominal resistance range
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
2
3
1
2
31
2
31
Adjustment
position
Side
adjustment
(
Adjustment
direction)
Pieces in
package
Form of packaging
Plastic bag
Shape of terminal
(Top view)
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.
The products indicated by A mark are manufactured upon receipt of
order basis.
LIST OF PART NUMBERS
CT-20EP
CT-20EX
CT-20EPB
50 pcs./pack
25 pcs./pack
<Nominal resistance values>
A 10 Ω A 20 Ω 50 Ω 100 Ω 200 Ω 500 Ω 1 k Ω 2 k Ω 5 k Ω
10 k Ω 20 k Ω 50 k Ω 100 k Ω 200 k Ω 500 k Ω 1 M Ω 2 M Ω A 5 M Ω
ΔR/RChange in total resistance
S.S. Setting stability
ELECTRICAL CHARACTERISTICS
MECHANICAL CHARACTERISTICS
10 Ω ~ 5 M Ω
± 10 %
0.5 W (70 °C) 0 W (120 °C)
(B)
Linear law
DC300 V or power rating, whichever is smaller
100 mA or power rating, whichever is smaller
12 turns
1 % or 2 Ω, whichever is greater
1 % or 3 Ω, whichever is greater
55 ~ 120 °C
10 Ω, 20 Ω, 5 M Ω : ± 250 10-6/°C maximum
50 Ω ~ 2 M Ω : ± 100 10-6/°C maximum
1000 M Ω minimum (DC500 V)
AC600 V, 60 s
Approx. 1.08 g (CT-20EP, EX)
Approx. 3.7 g (CT-20EPB)
15 turns
35 mN·m {357 gf·cm} maximum
Clutch action
200 cycles
10 Ω ~ 200 Ω [ΔR/R ± (0.5 Ω +3 %)]
500 Ω ~ 5 MΩ [ΔR/R ± (0.5 Ω +2 %)]
10 N {1.02 kgf} minimum
245 ± 3 °C, 2 ~ 3 s
9 N {917 gf} minimum
Tensile strength
ENVIRONMENTAL CHARACTERISTICS
Fig. 1
{ }
Reference only
Flow
260 ± 3 °C, 5 ~ 6 s, two times maximum
Manual soldering
380 ± 10 °C, 3 ~ 4 s
Test item Test conditions Specifications
Thermal shock
Humidity
Shock
Vibration
Load life
Low temp. operation
High temp. exposure
Immersion seal
Soldering heat
65 ~ 125 °C (0.5 h), 5 cycles [ΔR/R 1 %]
[S.S. 1 %]
10 ~ 65 °C (80 ~ 98 %),
10 cycles, 240 h
[ΔR/R 1 %]
981 m/s2, 6 ms
6 directions for 3 times each [ΔR/R 1 %]
[S.S. 1 %]
(Amplitude) 1.52 mm or
(Acceleration) 196 m/s2,
10 ~ 2000 Hz, 3 directions, 12 times each
70 °C, 0.5 W, 1000 h [ΔR/R 2 %]
[S.S. 1 %]
55 °C, 2 h [ΔR/R 1 %]
[S.S. 2 %]
120 °C, 250 h [ΔR/R 2 %]
[S.S. 2 %]
85 °C, 60 s
No leaks (No continuous bubbles)
[ΔR/R 1 %]
CT-20
CERMET TRIMMERS
Nominal resistance values ( Ω)Resistance code Maximum input voltage (V) Maximum wiper current (mA)
MAXIMUM INPUT RATINGS
A 10 100 1.00 100
A 20 200 2.00 100
50 500 5.00 100
100 101 7.07 70.7
200 201 10.0 50.0
500 501 15.8 31.6
1 k 102 22.4 22.4
2 k 202 31.6 15.8
5 k 502 50.0 10.0
10 k 103 70.7 7.07
20 k 203 100 5.00
50 k 503 158 3.16
100 k 104 224 2.24
200 k 204 300 1.50
500 k 504 300 0.60
1 M 105 300 0.30
2 M 205 300 0.15
A 5 M 505 300 0.06
The products indi-
cated by A mark are
manufactured upon
receipt of order
basis.
3
Resistance code, Production date code &
Lead-free Identification mark
6.4
7
±
2
4.8
3.3 12.7
5.1
19
1.5
2 1
5
3 – 0.5 ± 0.05
q
2.51.25
2.5, Slot 0.6 W =0.8 D
q
3
6.4
5
3 – 0.5 ± 0.05
q
2.5, Slot 0.6 W =0.8 D
q
2.51.25
7
±
2
4.8
0.6 17.8
7.6
19
1.5
2 1
Resistance code, Production date code &
Lead-free Identification mark
OCT-20EP
Side adjustment
OCT-20EX
Side adjustment
CW rotation
1
2
3
OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm)
6.1
78.4 23
Nut M5, t = 3.2
M5 (P = 0.8)
2.9 ± 0.2
Slot 0.6 W = 1 D
q
3 – 0.5 ± 0.05
q
Washer t = 0.8 7
12.7
2.52.25
5.4 ± 2
8.9
6.4
5.1
321
Resistance code, Production date code &
Lead-free Identification mark
OCT-20EPB
<Bulk pack specifications>
OUnit of bulk in a plastic bag is 50 pcs. (CT-20EPB is 25
pcs.) per pack.
O Boxing of bulk in a plastic bag is performed with 100
pcs. (CT-20EPB is 50 pcs.) per box.
PACKAGING SPECIFICATIONS
CW rotation
1
2
3
OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm)
CT-20
CERMET TRIMMERS

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