 | Sichuan Yongxing Electronics Company Limited | | Product Detail | WIW31(3339) Cermet Trimmer | Description:
| Product Class : Trimmer Potentiometer·Trimming Glass-Glaze Potentiator
★ Electrical Characteristics
▲ Range of nominal resistance：
100Ω~ 1M Ω
▲ Resistance tolerance：
±10%，±20%
▲ Terminal resistance：
≤1%R或5Ω
▲ Contact resistance variation：
CRV≤3%R
▲ Insulation resistance：
R1≥ 1G Ω(100Vdc)
▲ Withstand voltage：500Vac
▲ Effective Electrical travel：
>70% of Total mechanical travel
★ Environment Characteristics
▲ Rate power：(250V max)
Detail specification：Q/RU170-1999
▲ Temperature range： -55℃ ~+ 125℃
▲ TCR：±500×10-6/℃
▲ Collision： 15g ，6ms，
2000 cycles
△R≤±2%R
▲ Temperature cycle： -55℃ ，30min，+ 125℃ ，30min3 cycles
△R≤±4%R，
△(Uab/Uac)≤±10%
▲ Electrical load at 70℃ ：0.5W，96h
△R≤±10%R，
△(Uab/Uac)≤±10%
▲ Mechanical wear-resistance：100 cycles
△R≤±(10%R+0.5Ω)
▲ Constant damp heat：
40± 2℃ ，90~96%R.H.96h△R≤±5%R,R1≥10MΩ
★ Physical Characteristics
▲ Total mechanical travel：4±1 turns
▲ Starting torque：≤30mN.m
▲ Mark：
Nominal resistance , Resistanc tolerance, Type , date
▲ Standard pacdage：100 pcs/box |  |
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