Trimmer potentiometer CT-20
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CT-20
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CT-20
- ●To buy this product, please go to the following Online Web stores.
15 turns Cermet Trimmers
FeaturesFeatures
- General use type
- Wide resistance range from 10 Ω to 5 MΩ
- In this series, material data sheets ideal for REACH-SVHC
surveys etc. can be downloaded in chemSHERPA-AI format. - Download chemSHERPA-AI from the list of P/N below
Electrical Characteristics
| Nominal resistance range | 10 Ω ~ 5 MΩ |
|---|---|
| Resistance tolerance | ± 10 % |
| Power ratings | 0.5 W (70 °C) 0 W (120 °C) |
| Resistance law | Linear law（B） |
| Maximum input voltage | DC300 V or power rating, whichever is smaller |
| Maximum wiper current | 100 mA or power rating, whichever is smaller |
| Effective electrical turn | 12 turns |
| End resistance | 1 % or 2 Ω , whichever is greater |
| C.R.V. | 1 % or 3 Ω , whichever is greater |
| Operating temp. range | −55 ~ 120 °C |
| Temp. coefficient | 10 Ω, 20 Ω, 5 MΩ : ± 250 10-6/°C maximum 50 Ω ~ 2 MΩ : ± 100 10-6/°C maximum |
| Insulation resistance | 1000 MΩ minimum (DC500 V) |
| Dielectric strength | AC600 V, 60 s |
| Net weight | Approx. 1.08 g (CT-20EP, EX) Approx. 3.7 g (CT-20EPB) |
Mechanical Characteristics
| Mechanical turn | 15 turns |
|---|---|
| Operating torque | 35 mN·m {357 gf·cm} maximum |
| Mechanical stop | Clutch action |
| Rotational life | 200 cycles 10 Ω ~ 200 Ω [ΔR/R ≦ ± (0.5 Ω +3 %)] 500 Ω ~ 5 MΩ [ΔR/R ≦ ± (0.5 Ω +2 %)] |
| Terminal strength | 9 N {917 gf} minimum（Tensile strength) |
| Thrust to rotor | 10 N {1.02 kgf} minimum |
| Solderability | 245 ± 3 °C, 2 ~ 3 s |
{ }：Reference only
Environmental Characteristics
| Test item | Test conditions | Specifications |
|---|---|---|
| Shock | 981 m/s2, 6 ms 6 directions for 3 times each | [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] |
| Thermal shock | −65 ~ 125 °C(0.5 h), 5 cycles | [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] |
| Humidity | −10 ~ 65 °C ( Relative humidity 80 ~ 98 %),10 cycles, 240 h | [ΔR/R ≦ 1 %] |
| Vibration | Amplitude 1.52 mm or Acceleration 196 m/s2, 10 ~ 2000 Hz, 3 directions, 12 times each |
[ΔR/R ≦ 1 %] [S.S. ≦ 1 %] |
| Load life | 70 °C, 0.5 W, 1000 h | [ΔR/R ≦ 2 %] [S.S. ≦ 1 %] |
| Low temp. operation | −55 °C, 2 h | [ΔR/R ≦ 1 %] [S.S. ≦ 2 %] |
| High temp. exposure | 120 °C, 250 h | [ΔR/R ≦ 2 %] [S.S. ≦ 2 %] |
| Immersion seal | 85 °C, 60 s | No leaks (No continuous bubbles) |
| Soldering heat | Flow soldering :260 ± 3 °C, 5 ~ 6 s, two times maximum Manual soldering : 380 ± 10 °C, 3 ~ 4 s |
[ΔR/R ≦ 1 %] |
Maximum Input Ratings
| Nominal resistance values(Ω) | Resistance code | Maximum input voltage(V) | Maximum wiper current (mA) |
|---|---|---|---|
| 10※ | 100 | 1.00 | 100 |
| 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 |
| 1k | 102 | 22.4 | 22.4 |
| 2k | 202 | 31.6 | 15.8 |
| 5k | 502 | 50.0 | 10.0 |
| 10k | 103 | 70.7 | 7.07 |
| 20k | 203 | 100 | 5.00 |
| 50k | 503 | 158 | 3.16 |
| 100k | 104 | 200 | 2.00 |
| 200k | 204 | 200 | 1.00 |
| 500k | 504 | 200 | 0.40 |
| 1M | 105 | 200 | 0.20 |
| 2M | 205 | 200 | 0.10 |
The products indicated by ※ mark are manufactured upon receipt of order basis.
Part Number Designation
| CT-20 | E | P | 200 kΩ (204) |
|---|---|---|---|
|
Series |
Terminal pin E:
Sn (Lead-free)
|
Terminal shape (Adjust Pos.)※1 P: Through hole (Side adjustment) X: Through hole (Side adjustment) PB: Through hole (Side / Panel mount) |
Resistance value (Resistance code) |
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※1)For the details on each product shape, refer to the following table and Outline Dimensions.
| Nominal resistance values | 10 Ω*, 20 Ω*, 50 Ω, 100 Ω, 200 Ω, 500 Ω, 1 kΩ, 2 kΩ, 5 kΩ, 10 kΩ, 20 kΩ, 50 kΩ, 100 kΩ, 200 kΩ, 500 kΩ, 1 MΩ, 2 MΩ |
|---|
When ordering, please be sure to include the above nominal resistance value at the end of the part number in the table list below. *10 Ω item, 20 Ω item are made to order.
For resistance code, please refer to the Maximum Input Ratings table in the previous section.
List of Part Numbers
CAD and chemSHERPA-AI (a material data sheet ideal for REACH surveys, etc. / version: 2.09.00) can be downloaded from the popup for each P/N in the table below. *Need to log in to download.
| Part No. | Product shape | Form of packaging | Pieces in package | Material data | CAD |
|---|---|---|---|---|---|
| CT-20EP | Side adjustment | Plastic bag | 50 pcs./pack | ||
| CT-20EX | Side adjustment | Plastic bag | 50 pcs./pack | ||
| CT-20EPB | Panel mount | Plastic bag | 25 pcs./pack |
Outline Dimensions
Unless otherwise specified, tolerance: ± 0.3 (Unit: mm)
Environmental Data
- ●The above contents and descriptions are subject to change without notice.
