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■ GJB 918-90 as MIL-PRF-22097
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WIW24(3059) Cermet Trimmer
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★ Electrical Characteristics
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▲ Range of nominal resistance：
100Ω~
1M
Ω
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▲ Resistance tolerance：±10%，±20%
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▲ Terminal resistance：≤1%R或10Ω
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▲ Contact resistance variation：
CRV≤5%R或5Ω
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▲ Insulation resistance：RI≥
1G
Ω
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▲ Withstand voltage：640Vac(峰值)
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▲
Limit current of moving contact：100mA
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▲ Effective Electrical travel：
≥70% of Total mechanical travel
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★ Environment Characteristics
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▲ Rated power：
1W ＠
70℃
，0W
＠
100℃
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▲ Temperature range：
-55℃
~+
100℃
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▲ TCR：±500×10-6/℃
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▲
Temperature vareation：
-55℃
，30min，+
100℃
，30min
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5 cycles
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△R≤±5%R，△(Uab/Uac)≤±5%
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▲
Collision：
490m
/s2，11ms
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△R≤±(5%R+0.1Ω)
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▲
Vibration：10~500HZ，
0.75mm
，6h
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△R≤±(5%R+0.1Ω)，
△(Uab/Uac)≤7.5%
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▲ Climate category：IEC
68-2-2
等
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△R≤±(10%R+0.5Ω)，R1≥100MΩ
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▲ Endurance at
70℃
：1W,1000h
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△R≤±(10%R+0.5Ω),
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CRV≤5%R或5Ω
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▲ Mechanical endurance：200 cycles
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△R≤±(10%R+0.5Ω),
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CRV≤5%R或5Ω
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▲ Steady damp heat：IEC
68-2-3
，方法Ca，96h
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△R≤±(10%R+0.5Ω),R1≥100MΩ
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★ Physical Characteristics
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▲ Total mechanical travel：40±5
turns
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▲ Starting torque：≤35mN.m
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▲ Mark：
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Resistance
Resistance Tolerance Code
Type, date
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▲ Standard pacdage：100 pcs/box
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Specification
are subject to change without notice.
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