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SM-3TA bảng dữ liệu(PDF) 2 Page - Copal Electronics |
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SM-3TA bảng dữ liệu(HTML) 2 Page - Copal Electronics |
2 / 5 page 11 5 Top adjustment Side adjustment Top adjustment Side adjustment Pieces in package Electrical turns Adjustment position Shape of terminal Form of packaging Taping (reel) Plastic bag ■ LIST OF PART NUMBERS W A B (J-hook) (J-hook) W A B (J-hook) (J-hook) (Gull wing) (Gull wing) SM-3TW SM-3W SM-3TA SM-3A SM-3TB SM-3B SM-31TW SM-31W SM-31TA SM-31A SM-31TB SM-31B 500 pcs./reel 50 pcs./pack 〈Nominal resistance values〉 ■ ELECTRICAL CHARACTERISTICS ■ MECHANICAL CHARACTERISTICS ■ ENVIRONMENTAL CHARACTERISTICS 50 Ω 100 Ω 200 Ω 500 Ω 1 kΩ 2 k Ω 5 k Ω 10 kΩ 20 k Ω 50 kΩ 100 kΩ 200 kΩ 500 kΩ 1 MΩ 2 MΩ Fig. 1 ※ The above part numbers are all available with the respective combination of <Nominal resistance values> (Fig. 1). ※ Verify the above part numbers when placing orders. ※ Taping specification is not sold separately and must be purchased in reel units. SM-3/31 SURFACE MOUNT TRIMMERS Reflow profile for soldering heat evaluation〉 Reflow : two times maximum Peak : 250 Over 230 C Pre Heating Zone 180 C (C) 250 200 150 100 50 150 C 90 30 s 30 10 s Soldering Zone Heating time C +5 0 Soldering heat [ ΔR/R ≦ 1 %] Reflow : Peak temperature 255 °C (Please refer to the profile below.) Manual soldering :350 ± 10 °C, 3 ~ 4 s Operating torque Mechanical stop Rotational life Thrust to shaft Solderability Shear (Adhesion) Substrate bending Pull-off strength 5 mN·m {51 gf·cm} maximum Clutch action 200 cycles [ ΔR/R ≦ ± (2 Ω +3 %)] 5 N {0.51 kgf} minimum 245 ± 3 °C, 2 ~ 3 s 5 N {0.51 kgf} 10 s Width 90 mm, bend 3 mm, 5 s, 1 time 5 N {0.51 kgf} 10 s { }:Reference only Nominal resistance range Resistance tolerance Power ratings Resistance law Maximum input voltage Maximum wiper current Effective electrical turn End resistance C.R.V. Operating temp. range Temp. coefficient Insulation resistance Dielectric strength Net weight 50 Ω ~ 2 MΩ ± 20 % 0.125 W (70 °C) 0 W (150 °C) (B)Linear law DC200 V or power rating, whichever is smaller 100 mA or power rating, whichever is smaller 11 turns (SM-3) / 5 turns (SM-31) 1 % or 3 Ω, whichever is greater 3 % or 3 Ω, whichever is greater −65 ~ 150 °C ±100 10-6/°C maximum 100 M Ω minimum (DC500 V) AC600 V, 60 s Approx. 0.10 g Test item Test conditions Specifications Thermal shock Humidity Shock Vibration Load life Low temp. operation High temp. exposure Immersion seal ΔR/R:Change in total resistance S.S. :Setting stability −65 ~ 150 °C (0.5 h), 5 cycles [ ΔR/R ≦ 2 %] [S.S. ≦ 2 %] −10 ~ 65 °C (80 ~ 98 %), 10 cycles, 240 h [ ΔR/R ≦ 3 %] 981 m/s 2, 6 ms 6 directions for 3 times each [ ΔR/R ≦ 1 %] [S.S. ≦ 1 %] (Amplitude) 1.52 mm or (Acceleration) 196 m/s 2, 10 ~ 2000 Hz, 3 directions, 12 times each 70 °C, 0.125 W, 1000 h [ ΔR/R ≦ 3 %] [S.S. ≦ 2 %] −65 °C, 2 h [ ΔR/R ≦ 2 %] [S.S. ≦ 2 %] 150 °C, 250 h [ ΔR/R ≦ 3 %] [S.S. ≦ 2 %] 85 °C, 60 s No leaks (No continuous bubbles) |
Số phần tương tự - SM-3TA |
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Mô tả tương tự - SM-3TA |
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