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BI-44W电位器技术参数
标称阻值范围:10Ω to 2M
标准电阻误差:10%(<100 Ohms = ±20%)
输入电压:300 V
滑动器电流:100mA
额定功率:0.25 at 85°C, derating to 0 at 150°C
零位阻值:1% or 2 Ohms,
绝缘强度:600Vrms
接触电阻变化:1% or 3 Ohms
BI-44W电位器环境特性:
电阻温度系数:100ppm/°C (<100 Ohms = ±250ppm/°C)
工作温度范围:–65°C to +150°C
热冲击:5 cycles, –65°C to +150°C (2% ΔRT, 1% ΔVR)
抗潮性:Ten 24 hour cycles (2% ΔRT, IR 10 Megohms Min.)
冲击测量:100G’s (1% ΔRT, 1% ΔVR)
振动测量:20G’s, 10 to 2,000 Hz (1% ΔRT, 1% ΔVR)
温度:250 hours at 125°C (2% ΔRT, 2% ΔVR)
旋转寿命:200 cycles (6% ΔRT, 1% CRV)
负荷寿命:1,000 hours at 85°C (2% ΔRT, 1% CRV)
承受焊接高温:260°C for 10 sec. (1% ΔRT)
暴光温度:215°C for 3 min. (1% ΔRT)