CT-9 18 TURNS CERMET TRIMMERS INTERNAL STRUCTURE RoHS compliant 1 0 2 3 9 4 5 6 8 7 Part name Material Flammability FEATURES Housing Polybutyleneterephthalate UL94V-0 1 Base element Ceramic 2 Wiper Multi metal alloy 3 Resistive element RuO2 cermet 4 Electrode Ag-Pd cermet 5 Adhesive Epoxy UL94V-0 6 Terminal pin Copper, Tin-plated 7 Rotor gear Polyamide UL94HB 8 Rubber cushion Silicone rubber 9 0 Shaft Brass, Nickel-plated PART NUMBER DESIGNATION C T - 9 E W 1 M ( 1 0 5 ) Series name Resistance code Terminal pin Resistance value E Sn (Lead-free) Product shape W Top adjustment X Side adjustment P Side adjustment Please refer to the LIST OF PART NUMBERS when placing orders.CT-9 CERMET TRIMMERS LIST OF PART NUMBERS Nominal resistance values A10 A 20 50 100 200 500 1 k 2 k 5 k Form of packaging Adjustment Shape of terminal Pieces in 10 k 20 k 50 k 100 k 200 k 500 k 1 M 2 M position (Top view) package Plastic pack Fig.1 Top adjustment The above part numbers are all available with the respective combination of 1 3 <Nominal resistance values> (Fig. 1). CT-9EW Verify the above part numbers when placing orders. 2 The products indicated by A mark are manufactured upon receipt of order basis. 3 1 CT-9EX 50 pcs./pack 2 Side adjustment ( Adjustment direction) 1 3 CT-9EP 2 MECHANICAL CHARACTERISTICS ELECTRICAL CHARACTERISTICS Mechanical turn 18 turns Nominal resistance range 10 ~ 2 M Operating torque 35 mNm 357 gfcm maximum Mechanical stop Clutch action Resistance tolerance 10 % Rotational life 200 cycles R/R (2 3 %) Power ratings 0.5 W (70 C) 0 W (120 C) 10 N 1.02 kgf minimum Terminal strength Tensile strength Resistance law Linear law Thrust to shaft 10 N 1.02 kgf minimum DC300 V or power rating, whichever is smaller Maximum input voltage Solderability 245 3 C, 2 ~ 3 s Maximum wiper current 100 mA or power rating, whichever is smaller Reference only Effective electrical turn 15 turns ENVIRONMENTAL CHARACTERISTICS End resistance 1 % or 2 , whichever is greater Test item Test conditions Specifications C.R.V. 1 % or 3 , whichever is greater 65 ~ 125 C (0.5 h), R/R 1 % Thermal shock 5 cycles S.S. 1 % Operating temp. range 55 ~ 120 C 10 ~ 65 C (80 ~ 98 %), Humidity R/R 2 % 10 cycles, 240 h -6 10 , 20 : 250 10 /C maximum 2 981 m/s , 6 ms Temp. coefficient -6 Shock 50 ~ 2 M : 100 10 /C maximum 6 directions for 3 times each R/R 1 % (Amplitude) 1.52 mm or S.S. 1 % Insulation resistance 1000 M minimum (DC500 V) 2 (Acceleration) 196 m/s , Vibration 10 ~ 2000 Hz, 3 directions, 12 times each Dielectric strength AC900 V, 60 s R/R 3 % Load life 70 C, 0.5 W, 1000 h S.S. 1 % Approx. 0.94 g (CT-9EP) R/R 2 % Net weight Low temp. operation 55 C, 2 h Approx. 0.95 g (CT-9EX, EW) S.S. 2 % R/R 3 % High temp. exposure 120 C, 250 h S.S. 2 % Immersion seal 85 C, 60 s No leaks (No continuous bubbles) Flow 260 3 C, 5 ~ 6 s, two times maximum Soldering heat R/R 1 % Manual soldering 380 10 C, 3 ~ 4 s R/R Change in total resistance S.S. Setting stability