CT94EW504

18 TURNS CERMET TRIMMERS RoHS compliant CT-94 INTERNAL STRUCTURE ⑩ ② ① ③ ⑨ ④ ⑤ ⑥ ⑦ Part name ■ FEATURES ● ● ● ● RoHS compliant Thin body design (4.8 mm thick) 18 turns, sealed, precision type Resin material is UL Recognized 94V-0 ⑧ Material ① Housing ② Base element ③ Wiper ④ Resistive element RuO2 cermet ⑤ Electrode Ag-Pd cermet ⑥ Adhesive Epoxy ⑦ Terminal pin ⑧ Rotor gear ⑨ Rubber cushion ⑩ Shaft Polybutyleneterephthalate Ceramic Multi metal alloy Copper, Tin-plated Polyamide Silicone rubber Brass, Nickel-plated ■ PART NUMBER DESIGNATION C T - 9 4 E W 1 kΩ ( 1 0 2 ) Series name Terminal pin 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. Resistance code Resistance value CT-94 CERMET TRIMMERS ■ LIST OF PART NUMBERS Top adjustment Form of packaging Shape of terminal (Top view) Adjustment position ③ ③ Plastic bag ② ③ ② ③ ① ③ ① ② CT-94EZ ① ■ ELECTRICAL CHARACTERISTICS 10 Ω ~ 2 MΩ ± 10 % Power ratings 0.5 W (70 °C) 0 W (125 °C) Resistance law Linear law 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 Temp. coefficient Insulation resistance Dielectric strength Net weight 5 kΩ pack ② Maximum input voltage 2 kΩ 2 MΩ 50 pcs./ ③ ① ③ Resistance tolerance 1 kΩ 1 MΩ The products indicated by → mark are manufactured upon receipt of order basis. CP-94EP ② Nominal resistance range 50 Ω 100 Ω 200 Ω ② ①② ③ CT-94EX 500 Ω 20 kΩ → 25 kΩ 50 kΩ 100 kΩ 200 kΩ → 250 kΩ 500 kΩ ※ The above part numbers are all available with the respective combination of (Fig. 1). ※ Verify the above part numbers when placing orders. CT-94EW ① ① 10 kΩ Fig.1 CT-94EY ① ③ Side adjustment (↑ Adjustment direction) → 10 Ω → 20 Ω Pieces in package ② ② ③ ① ① ② 〈Nominal resistance values〉 −55 ~ 125 °C 10 Ω , 20 Ω : ± 250 10-6/°C maximum 50 Ω ~ 2 MΩ : ± 100 10-6/°C maximum 1000 MΩ minimum (DC500 V) AC900 V, 60 s 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 200 cycles [ΔR/R ≦ ± (2 Ω + 3 %)] Rotational life 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 Thermal shock −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 ≦ 2 %] Humidity Shock 981 m/s , 6 ms 6 directions for 3 times each Vibration (Amplitude) 1.52 mm or (Acceleration) 196 m/s2, 10 ~ 2000 Hz, 3 directions, 12 times each Load life 70 °C, 0.5 W, 1000 h 2 Low temp. operation −55 °C, 2 h High temp. exposure 125 °C, 250 h Immersion seal 85 °C, 60 s Flow 260 ± 3 °C, 5 ~ 6 s, two times Soldering heat maximum Manual soldering 380 ± 10 °C, 3 ~ 4 s [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] [ΔR/R ≦ 3 %] [S.S. ≦ 1 %] [ΔR/R ≦ 2 %] [S.S. ≦ 2 %] [ΔR/R ≦ 3 %] [S.S. ≦ 2 %] No leaks (No continuous bubbles) [ΔR/R ≦ 1 %] ΔR/R：Change in total resistance S.S. ：Setting stability CT-94 CERMET TRIMMERS ■ MAXIMUM INPUT RATINGS Nominal resistance values ( Ω ) Resistance code → 10 → 20 50 100 200 500 Maximum input voltage (V) Maximum wiper current (mA) 100 1.00 100 200 2.00 100 500 5.00 100 101 7.07 70.7 201 10.0 50.0 501 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 → 25 k 253 112 4.48 50 k 503 158 3.16 → 100 k 200 k 250 k 500 k 1 M 2 M 104 204 254 504 105 205 224 300 300 300 300 300 2.24 1.50 1.20 0.60 0.30 0.15 The products indi-cated by → mark are manufactured upon receipt of order basis. ■ OUTLINE DIMENSIONS ● CT-94EW Top adjustment Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) Φ 2.3, Slot 0.6 W × 0.8 D 9.6 ① 5 min. 2 9.6 1.4 3 1.1 2.5 1 1.3 3 – Φ 0.5±0.05 2.3 Resistace/Date code and Lead-free Identification mark ● CT-94EX Side adjustment Φ 2.3, Slot 0.6 W × 0.8 D 1.4 1.3 3 –Φ 0.5±0.05 1.1 9.6 2.5 3 2 9.6 5 min. Resistace/Date code and Lead-free Identification mark 2.5 1 4.8 ③ CW rotation 2.5 4.8 2.3 ② CT-94 CERMET TRIMMERS ■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) ● CT-94EP Side adjustment ① Φ 2.3, Slot 0.6 W × 0.8 D 2.5 3 – Φ 0.5±0.05 2.5 1.3 4.8 7±2 1 1.1 Resistace/Date code and Lead-free Identification mark Φ 2.3, Slot 0.6 W × 0.8 D 4.8 9.6 3 –Φ 0.5±0.05 2 1 2.5 9.6 1.4 3 2.5 ● CT-94EY Top adjustment 1.1 1.3 7±2 1.1 2.5 Resistace/Date code and Lead-free Identification mark ● CT-94EZ Side adjustment Φ 2.3, Slot 0.6 W × 0.8 D 1.4 3 – Φ 0.5±0.05 2.5 1.3 2 1.1 9.6 3 4.8 Resistace/ Date code 2.5 1 Lead-free Identification mark 9.6 7±2 ■PACKAGING SPECIFICATIONS ● Unit of bulk in a plastic bag is 50 pcs. per pack. ● Boxing of bulk in a plastic bag is performed with 100 pcs. per box. 1.1 2.5 2.5 1.4 9.6 2 9.6 ③ CW rotation 3 ②