一、标称容量Capacitance :
101 100pF331 330pF 471470pF
102 1000pF 332 3300pF 472 4700pF
103 10000pF 333 33000pF 473 47000pF
Code | Capacitance tolerance | Code | Capacitance tolerance |
F | ± 1pF | S | + 50%, –20% |
K | ±10% | Z | + 80%, –20% |
M | ±20% | P | +100%, – 0% |
二、工作电流Rated Current :
0.06A,0.15A,0.25A,0.3A,0.45A,0.5A,1A,2A,3A,4A,5A,10A,15A,25A,50A,100A
三、额定电压Rated Voltage :
直流:5V,28V,35V,50V,60V,70V,80V,100V,150V,200V,250V,275V
300V,330V,350V,400V,450V,500V,600V,750V,1250V,2500V
交流:70V,85V,90V,115V,125V,140V,200V,220V,230V,240V,330V,350V
四、耐电压Dielectric Withstanding Voltage :
直流:额定电压的2.5倍 交流:额定电压的6倍的直流电压
五、工作温度Working Temperature Range:
E:-10-+85℃F:-25-+85℃G:-30-+125℃
H:-40-+85℃I:-55-+85℃J:-55-+125℃
温度特征 | 电容变化 | 温度范围 |
SL | SL(0±30ppm/°C) | –25~+ 85°C |
B | B(+10~ –10%) |
D | D(+20~ –30%) |
E | E(+20~ –55%) |
F | F(+30~ –80%) |
C | CG(+350~ –1000ppm/°C) | –55~+125°C |
R | R(+15~ –15%) |
EIA 介质类别 | COG(NP0) | X7R | Z5U | Y5V |
超稳定 | 稳定 | 一般用途 |
工作温度范围 | -55℃~+125℃ | -55 ℃~+125 ℃ | -10℃~+85 ℃ | -30℃~+85℃ |
最大容量温度变化率 | 0±30ppm/℃ | ± 15 % | -22% ~+56 % | -22%~+82% |
绝缘电阻 Ri | ≥104mΩ | Cr ≤ 25nF Ri ≤ 4000MΩ Cr ≤ 25nF Ri* ≤ 100S |
损耗( tanб ) | Cr>50pF≤0.015 Cr≤50pF≤0.015 (15/Cr+0.7) | <0.025 | <0.030 | 0.050 |
介质强度 | 工作电压 200V 500V >1KV | 施加工作电压的倍数(加压时间 5 秒,充电电流 50max ) |
X2.5 | X2.5 | X2.5 | X2.5 |
X1.5 | X1.5 | X1.5 | — |
X1.5 | X125 | — | — |
老化率10进对数时间 | 0 | 1 % | 6 % | 6 % |
滤波电感
滤波电感一般采用铁氧体材料,它可以方便地与穿心电容组合起来,形成复合滤波器,
在高性能滤波器中,也采用线绕电感。但需注意,铁氧材料在大电流下会发生磁饱和,
降低滤波器效能。
七、安装方式Filter Installation Style :
H:焊接式Solder-in Style Filters I:螺栓式 Screw Threaded Style Filters