TM7ES203

TM-7 構造図 3 TURNS CERMET TRIMMERS RoHS compliant TM-7 INTERNAL STRUCTURE ⑩ ① ⑨ ② ⑧ ③ ④ ⑤ Part name ■ FEATURES ● ● ● ● RoHS compliant Fine setting is possible Extremely small backlash (In house comparison) Resin material is UL Recognized 94V-0 ⑥ ⑦ Material ① Shaft ② Rubber cushion Silicone rubber ③ Wiper Multi metal alloy ④ Base element ⑤ Adhesive ⑥ Terminal pin ⑦ Resistive element RuO2 cermet ⑧ Electrode Ag-Pd cermet ⑨ Rotor gear Polyamide ⑩ Housing Zinc alloy, Nickel-plated Ceramic Epoxy Copper, Tin-plated Polybutyleneterephthalate ■ PART NUMBER DESIGNATION T M - 7 E P 5 0 kΩ ( 5 0 3 ) Series name Resistance code Terminal pin Resistance value E：Sn (Lead-free) Product shape P：Top adjustment W：Top adjustment S ：Side adjustment X：Side adjustment ※ Please refer to the LIST OF PART NUMBERS when placing orders. TM-7 CERMET TRIMMERS ■ LIST OF PART NUMBERS Adjustment position Shape of terminal (Top view) Top adjustment Form of packaging Plastic bag 50 Ω 100 Ω 200 Ω 500 Ω Pieces in package ③ TM-7EP ③ TM-7EW ③ TM-7ES ② ① ① ③ 100 kΩ 200 kΩ 1 kΩ 2 kΩ 5 kΩ 500 kΩ 1 MΩ 2 MΩ Fig. 1 ① ② TM-7EX ■ ELECTRICAL CHARACTERISTICS Nominal resistance range Resistance tolerance 50 Ω ~ 2 MΩ ± 10 % Power ratings 0.5 W (70 °C) 0 W (120 °C) Resistance law Linear law Maximum input voltage DC300 V or power rating, whichever is smaller ■ MECHANICAL CHARACTERISTICS Mechanical turn 3 turns Operating torque 20 mN·m {204 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 Maximum wiper current 100 mA or power rating, whichever is smaller Effective electrical turn 2.5 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 10 kΩ 50 pcs./pack ② Side adjustment (↑Adjustment direction) 50 kΩ ※ The above part numbers are all available as the standard item respectively with the combination of (Fig. 1). ※ Verify the above part numbers when placing orders. ② ① 20 kΩ − 55 ~ 120 °C ± 100 10-6/°C maximum 1000 MΩ minimum (DC500 V) AC900 V, 60 s Approx. 0.50 g (TM-7EP, EW) Approx. 0.69 g (TM-7ES, EX) ■ ENVIRONMENTAL CHARACTERISTICS Test item Test conditions − 65 ~ 125 °C (0.5 h), Thermal shock 5 cycles −10 ~ 65 °C (80 ~ 98 %), Humidity 10 cycles, 240 h 981 m/s2, 6 ms Shock 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 Low temp. operation − 55 °C, 2 h High temp. exposure 120 °C, 250 h Immersion seal 85 °C, 60 s Soldering heat Flow 260 ± 3 °C, 5 ~ 6 s, two times maximum Manual soldering 380 ± 10 °C, 3 ~ 4 s Specifications [ΔR/R ≦ 1 %] [S.S. ≦ 1 %] [ΔR/R ≦ 2 %] [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 TM-7 CERMET TRIMMERS ■ MAXIMUM INPUT RATINGS Nominal resistance values ( Ω ) Resistance code 50 100 200 500 Maximum input voltage (V) Maximum wiper current (mA) 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 50 k 503 158 3.16 100 k 200 k 500 k 1 M 2 M 104 204 504 105 205 TM-7P 外形図 224 300 300 300 300 2.24 1.50 0.60 0.30 0.15 ■ OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) ● TM-7EP Top adjustment ① φ2.5, Slot 0.6 W × 0.7 D TM-7W 外形図 CW rotation 2 6.9 7±2 1.8 1.8 0.3 2 +0.4 Φ 7.2–0.1 1.3 φ2.5, Slot 0.6 W × 0.7 D 1.5 1 3 –φ0.45 ● TM-7EW Top adjustment ★ 0.6 TM-7S 外形図 ② 2.5 3 Lead-free Identification mark ③ 2.5 2.5 0.3 Resistance code & Production date code 3 Resistance code & Production date code Pin pitch in W type is different from P type. 1 3 –φ0.45 φ2.5, Slot 0.6 W × 0.7 D Resistance code & Production date code 7.2 +0.4 –0.1 0.3 ● TM-7ES Side adjustment 7±2 Φ 7.2+0.4 –0.1 1.5 Lead-free Identification mark 6.9 2.5 8.2 +0.4 –0.1 1 6.2 8.4 2.5 2.5 6.5±2 Lead-free Identification mark 0.8 2 3 –φ0.45 3 TM-7 CERMET TRIMMERS TM-7X 外形図 ■ OUTLINE DIMENSIONS ● TM-7EX Side adjustment Unless otherwise specified, tolerance: ± 0.3 (Unit: mm) ① Resistance code & Production date code ③ 7.2 +0.4 –0.1 CW rotation ② 0.3 φ2.5, Slot 0.6 W × 0.7 D 9±2 8.2 +0.4 –0.1 Lead-free Identification mark 2.5 2.5 0.8 3.2 2.5 8.4 2 3 3 –φ0.45 1 ★ Pin position & shaft position of X type are different from S type. ■PACKAGING SPECIFICATIONS ● Unit of bulk in a plastic bag is 50 pcs. per pack. ● Boxing of bulk in a plastic bag is performed with 200 pcs. per box.