Trimmpotentiometer CT-94｜NIDEC COMPONENTS EUROPE GmbH

Trimmpotentiometer CT-94

CT-94

CT-94

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18 turns Cermet Trimmers

FeaturesFeatures

Thin body design (4.8 mm thick)
18 turns, sealed, precision type
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

Power ratings	0.5 W (70 °C) 0 W (125 °C)
Nominal resistance range	10 Ω ~ 2 MΩ
Resistance tolerance	± 10 %
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	15 turns
End resistance	1 % or 2 Ω , whichever is greater
C.R.V.	1 % or 3 Ω , whichever is greater
Operating temp. range	−55 ~ 125 °C
Temp. coefficient	10 Ω, 20 Ω : ± 250 10-6/°C maximum 50 Ω ~ 2 MΩ : ± 100 10-6/°C maximum
Insulation resistance	1000 MΩ minimum (DC500 V)
Dielectric strength	AC900 V, 60 s
Net weight	Approx. 0.88 g (CT-94EP) Approx. 0.92 g (CT-94EW, EX, EY, EZ)

Mechanical Characteristics

Mechanical turn	18 turns
Operating torque	35 mN·m {357 gf·cm} maximum
Mechanical stop	Clutch action
Rotational life	200 cycles [ΔR/R ≦ ± (2 Ω +3 %)]
Terminal strength	10 N {1.02 kgf} minimum（Tensile strength)
Thrust to shaft	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 ≦ 2 %]
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 ≦ 3 %] [S.S. ≦ 1 %]
Low temp. operation	−55 °C, 2 h	[ΔR/R ≦ 2 %] [S.S. ≦ 2 %]
High temp. exposure	120 °C, 250 h	[ΔR/R ≦ 3 %] [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 %]

Δ R/R：Change in total resistance S.S. ：Setting stability

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
25k※	253	112	4.48
50k	503	158	3.16
100k	104	224	2.24
200k	204	300	1.50
250k※	254	300	1.20
500k	504	300	0.60
1M	105	300	0.30
2M	205	300	0.15

The products indicated by ※ mark are manufactured upon receipt of order basis.

Part Number Designation

CT-94	E	W	2 kΩ (202)
Series name	Terminal pin E: Sn (Lead-free)	Terminal shape (Adjust Pos.)^※1 W: Y: X: P: V: Through hole (Top adjustment) Through hole (Top adjustment) Through hole (Side adjustment) Through hole (Side adjustment) Through hole (Side adjustment)	Resistance value (Resistance code)

※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, 25 kΩ, 50 kΩ, 100 kΩ, 200 kΩ, 250 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, 25 kΩ item, 250 kΩ 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-94EW	Top adjustment	Through hole	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any Model)
CT-94EY	Top adjustment	Through hole	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any Model)
CT-94EX	Side adjustment	Through hole	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any Model)
CP-94EP	Sideition">Side adjustment	Through hole	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any Model)
CT-94EZ	Side adjustment	Through hole	50 pcs./pack	chemSHERPA-AI (Ver.2.09.00)	2D / 3D CAD(Any Model)