CT-94 18 TURNS CERMET TRIMMERS RoHS compliant INTERNAL STRUCTURE 2 1 !0 3 9 4 5 6 8 7 Part name Material Flammability ■ FEATURES 1 Housing Polybutyleneterephthalate UL94V-0 (cid:2)(cid:3)RoHS compliant 2 Base element Ceramic (cid:2)(cid:3)Thin body design (4.8 mm thick) (cid:2)(cid:3)18 turns, sealed, precision type 3 Wiper Multi metal alloy — 4 Resistive element RuO2 cermet 5 Electrode Ag-Pd cermet 6 Adhesive Epoxy UL94V-0 7 Terminal pin Copper, Tin-plated — 8 Rotor gear Polyamide UL94HB 9 Rubber cushion Silicone rubber — !0 Shaft Brass, Nickel-plated ■ PART NUMBER DESIGNATION C T - 9 4 E W 1 k Ω ( 1 0 2 ) Series name Resistance code Terminal pin Resistance value E：Sn (Lead-free) Product shape W, Y：Top adjustment X, P, Z：Side adjustment ※Please refer to the LIST OF PART NUMBERS when placing orders.

CT-94 CERMET TRIMMERS ■ LIST OF PART NUMBERS 〈Nominal resistance values〉 Form of packaging A 10 Ω A 20 Ω 50 Ω 100 Ω 200 Ω 500 Ω 1 kΩ 2 kΩ 5 kΩ Adjustment Shape of terminal Pieces in 10 kΩ 20 kΩ A 25 kΩ 50 kΩ 100 kΩ 200 kΩ A 250 kΩ 500 kΩ 1 MΩ 2 MΩ position (Top view) package Plastic bag Fig.1 Top adjustment ※The above part numbers are all available with the respective combination of 3 1 CT-94EW <Nominal resistance values> (Fig. 1). 2 ※Verify the above part numbers when placing orders. 2 The products indicated by A mark are manufactured upon receipt of CT-94EY order basis. 3 1 3 1 CT-94EX 50 pcs./pack 2 Side adjustment 1 3 (↑ Adjustment CP-94EP direction) 2 ■ MECHANICAL CHARACTERISTICS 3 1 CT-94EZ Mechanical turn 18 turns 2 Operating torque 35 mN·m {357 gf·cm} maximum Mechanical stop Clutch action Rotational life 200 cycles [ΔR/R ≦ ± (2 Ω +3 %)] ■ ELECTRICAL CHARACTERISTICS 10 N {1.02 kgf} minimum Terminal strength （Tensile strength） Nominal resistance range 10 Ω ~ 2 MΩ Thrust to shaft 10 N {1.02 kgf} minimum Resistance tolerance ± 10 % Solderability 245 ± 3 °C, 2 ~ 3 s Power ratings 0.5 W (70 °C) 0 W (125 °C) { }：Reference only Resistance law （B） ■ ENVIRONMENTAL CHARACTERISTICS Linear law Maximum input voltage DC300 V or power rating, whichever is smaller Test item Test conditions Specifications −65 ~ 125 °C (0.5 h), [ΔR/R ≦ 1 %] Thermal shock Maximum wiper current 100 mA or power rating, whichever is smaller 5 cycles [S.S. ≦ 1 %] −10 ~ 65 °C (80 ~ 98 %), Humidity [ΔR/R ≦ 2 %] Effective electrical turn 15 turns 10 cycles, 240 h 981 m/s2, 6 ms Shock 6 directions for 3 times each End resistance 1 % or 2 Ω, whichever is greater [ΔR/R ≦ 1 %] (Amplitude) 1.52 mm or [S.S. ≦ 1 %] Vibration (Acceleration) 196 m/s2, C.R.V. 1 % or 3 Ω, whichever is greater 10 ~ 2000 Hz, 3 directions, 12 times each [ΔR/R ≦ 3 %] Load life 70 °C, 0.5 W, 1000 h Operating temp. range −55 ~ 125 °C [S.S. ≦ 1 %] [ΔR/R ≦ 2 %] Low temp. operation −55 °C, 2 h 10 Ω, 20 Ω : ± 250 10-6/°C maximum [S.S. ≦ 2 %] Temp. coefficient 50 Ω ~ 2 MΩ : ± 100 10-6/°C maximum [ΔR/R ≦ 3 %] High temp. exposure 125 °C, 250 h [S.S. ≦ 2 %] Insulation resistance 1000 MΩ minimum (DC500 V) Immersion seal 85 °C, 60 s No leaks (No continuous bubbles) Dielectric strength AC900 V, 60 s Flow Soldering heat 260 ± 3 °C, 5 ~ 6 s, two times maximum [ΔR/R ≦ 1 %] Approx. 0.88 g (CT-94EP) Manual soldering Net weight Approx. 0.92 g (CT-94EW, EX, EY, EZ) 380 ± 10 °C, 3 ~ 4 s ΔR/R：Change in total resistance S.S. ：Setting stability

CT-94 CERMET TRIMMERS ■ MAXIMUM INPUT RATINGS Nominal resistance values (Ω) Resistance code Maximum input voltage (V) Maximum wiper current (mA) 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 A 25 k 253 112 4.48 50 k 503 158 3.16 100 k 104 224 2.24 200 k 204 300 1.50 A 250 k 254 300 1.20 500 k 504 300 0.60 1 M 105 300 0.30 2 M 205 300 0.15 The products indicated by A mark are manufactured upon receipt of order basis. ■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) (cid:2)(cid:3)CT-94EW 1 3 Top adjustment (cid:3)2.3, Slot 0.6 W (cid:2) 0.8 D CW rotation 4.8 9.6 5 min. 2 3 2.5 1.4 9.6 2 1 5 2. 1.3 1.1 3 – (cid:3) 0.5 ± 0.05 2.3 Resistace/Date code and Lead-free Identification mark (cid:2)(cid:3)CT-94EX Side adjustment (cid:3)2.3, Slot 0.6 W (cid:2) 0.8 D 1.3 1.4 3 – (cid:3) 0.5 ± 0.05 3 5 2. 1 2 6 1. 9. 1 5 2. 4.8 9.6 5 min. 2.3 Resistace/Date code and Lead-free Identification mark

CT-94 CERMET TRIMMERS ■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) (cid:2)(cid:3)CT-94EP 1 3 Side adjustment (cid:3)2.3, Slot 0.6 W (cid:2) 0.8 D CW rotation 3 – (cid:3) 0.5 ± 0.05 3 5 2 2 2. 6 4 9. 1. 1 2.5 1.3 2.5 9.6 4.8 7 ± 2 1.1 Resistace/Date code and Lead-free Identification mark (cid:2)(cid:3)CT-94EY Top adjustment (cid:3)2.3, Slot 0.6 W (cid:2) 0.8 D 3 – (cid:3) 0.5 ± 0.05 4.8 9.6 2 3 5 2. 1 4 1. 9.6 5 2. 1.3 1.1 7 ± 2 1.1 2.5 Resistace/Date code and Lead-free Identification mark (cid:2)(cid:3)CT-94EZ Side adjustment (cid:3)2.3, Slot 0.6 W (cid:2) 0.8 D 1.3 1.4 3 – (cid:3) 0.5 ± 0.05 3 2.5 2 1 9.6 1. 1 Lead-free Identification mark 5 Resistace/ 2. 4.8 Date code 9.6 7 ± 2 1.1 2.5 ■ PACKAGING SPECIFICATIONS <Bulk pack specifications> (cid:2)(cid:3)Unit of bulk in a plastic bag is 50 pcs. per pack. (cid:2)(cid:3)Boxing of bulk in a plastic bag is performed with 100 pcs. per box.