2022年风华热敏电阻选型FNR-K .pdf
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1、FENGHUA ZINC OXIDE VARISTOR Fenghua (HK) Electronics Ltd. Unit 207, Fu Hang Industrial Building, No.1, Hok Yuen Street East, Hung Hom, Hong Kong Tel: 852-2408-7636 Fax: 852-2408-8859 Email: URL: 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 1 页,共 9 页 - - - - - - - -
2、 - ZINC OXIDE VARISTOR 1/8FEATURES zWidely voltage range 18v-1.8kvzFast response to the rapidly increase Voltage (Mu sec.)zExcellent non-linearity voltagezSymmetric V-1 characteristicszGreat withstanding surge current (2000A/cm2)HOW TO ORDER F NR 05 K 180 T Series Code Non-Linear Resistor Element Di
3、ameter (mm)Tolerance Varistor (V) bulk dimensions F NR 05 5 K 10% 180=18x100(leave blank) Bulk 40 40 M 20% 181=18x101T Tape & Reel 182=18x102CHARACTERISTICS TEST CONDITION Item Test Methods Operating Temperature Range -40 C+85C Storage Temperature Range -40 C+125C Varistor Voltage Element Diameter5m
4、m Test Current 0.1mA(DC) Max Clamping Voltage Element Diameter 5mm Test Current 1mA(DC) Current Wave shape 8x20 s Energy Current input of Rectangular Wave Max Withstanding Surge Current Current Wave shape 8x20 s 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 2 页,共 9
5、页 - - - - - - - - - ZINC OXIDE VARISTOR 2/8w TD H 301mm dZINC OXIDE VARISTOR SELECTION (ONLY REFERENCE)Varistor voltage Varistor voltage should be more than the operating voltage in over-voltage protective circuit The formula is shown as the following: V1mA+a.v/b.c a-power Voltage ripple coefficient
6、 usually take 1.2 v-DC Voltage (significant value only AC power) b-Tolerance usually take 0.85 c-Ageing coefficient usually take 0.9 The calibrated Value is 1.5 times of DC voltage, the face value should be times of the calibrated value because of the peak voltage in alternating current power. Withs
7、tanding surge current In general, withstanding surge current is max. Pulse current value which determined by test conditions such as wave-shape, shock times and interval time etc, the change ratio of Varistor Voltage should be less than 10% of the initial Value. The shock time is the function of wav
8、e - shape, amplitude and interval time ,when the amplitude decrease to 50% of the initial, it should be increased to 2 times of the initial in order to keep the life longer, the surge current which is absorbed by the varistor should be less than max. Withstanding surge current. GENERAL TYPE DIMENSIO
9、NS General type is widely used in surge protection for IC. diode. trial semiconductor, thyristor, consumer, military industry telecommunication measuring & controlling instrument etc.(V) Varistor Voltage D MaxD 0.1 W 1.0 H MaxT Max 18 82 7.0 0.6 5.0 10.03.5 05 100 470 7.5 0.6 5.0 10.06.0 07 18 470 9
10、.0 0.6 5.0 12.06.0 18 330 13.5 0.8 7.5 16.55.4 10 360 1100 14.0 0.8 7.5 17.08.5 18 330 17.0 0.8 7.5 20.05.4 360 1100 17.5 0.8 7.5 20.58.5 14 180 25.0 0.8 15.0 30.012.0 18 330 23.0 1.0 10.0 27.05.5 360 1100 24.0 1.0 10.0 28.09.0 20 1800 25.0 1.0 15.0 30.012.0 LIGHTNING ARRESTER TYPE Lightning arreste
11、r type is ideal for semiconductor, signal relay, telecommunication, calibrating equipment, communication inter-medium station, distribution board, surge absorption and lightning-protection of all sorts of electric equipment because of the properties, with the Great withstanding surge current, wide v
12、oltage, quick responding speed and low residual voltage etc. Dimensions(mm) Part No. D T W d FNR-25 30 12 15 1.5 FNR-32 38 13 18 1.5 FNR-40 45 13 20 1.5 w TD H3 min d名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 3 页,共 9 页 - - - - - - - - - ZINC OXIDE VARISTOR 3/8GEN
13、ERAL TYPE PRODUCTS SERIESVaristor Voltage Maximum Operating Voltage Maximum Clamping Voltage Maximum Withstanding Surge Current(8x20us)Maximum Energy(J) Maximum Rated WattageCapacitance(Reference)1kHz Part No. V(v) AC (v) DC(v) VC(v) IP(A)2Time(A) 1Time(A)2ms10/1000(us) (W) (PF) FNR-05K180 18 11 14
14、40 1 50 100 0.30.4 0.01 1600 FNR-07K180 18 11 14 36 2.5125 250 0.80.9 0.02 3500 FNR-10K180 18 11 14 36 5 250 500 1.52.1 0.05 7500 FNR-14K180 18 11 14 36 10 500 1000 3.54.0 0.1 18000 FNR-20K180 18 11 14 36 20 1000 2000 10.011.0 0.2 37000 FNR-05K220 22 14 18 48 1 50 100 0.40.5 0.01 1300 FNR-07K220 22
15、14 18 43 2.5125 250 0.91.1 0.02 2800 FNR-10K220 22 14 18 43 5 250 500 2.02.5 0.05 6000 FNR-14K220 22 14 18 43 10 500 1000 4.05.0 0.1 15000 FNR-20K220 22 14 18 43 20 1000 2000 13.014.0 0.2 30000 FNR-05K270 27 17 22 60 1 50 100 0.50.6 0.01 1050 FNR-07K270 27 17 22 53 2.5125 250 1.01.4 0.02 2000 FNR-10
16、K270 27 17 22 53 5 250 500 2.53.0 0.05 4000 FNR-14K270 27 17 22 53 10 500 1000 5.06.0 0.1 10000 FNR-20K270 27 17 22 53 20 1000 2000 15.018.0 0.2 22000 FNR-05K330 33 20 26 73 1 50 100 0.60.8 0.01 900 FNR-07K330 33 20 26 65 2.5125 250 1.21.7 0.02 1500 FNR-10K330 33 20 26 65 5 250 500 3.04.0 0.05 3000
17、FNR-14K330 33 20 26 65 10 500 1000 6.07.5 0.1 7500 FNR-20K330 33 20 26 65 20 1000 2000 20.013.0 0.2 17000 FNR-05K390 39 25 31 86 1 50 100 0.80.9 0.01 500 FNR-07K390 39 25 31 77 2.5125 250 1.52.1 0.02 1350 FNR-10K390 39 25 31 77 5 250 500 3.54.6 0.05 2600 FNR-14K390 39 25 31 77 10 500 1000 7.08.6 0.1
18、 6500 FNR-20K390 39 25 31 77 20 1000 2000 24.026.0 0.2 15000 FNR-05K470 47 30 38 104 1 50 100 1.01.1 0.01 450 FNR-07K470 47 30 38 93 2.5125 250 1.82.5 0.02 1150 FNR-10K470 47 30 38 93 5 250 500 4.55.5 0.05 2200 FNR-14K470 47 30 38 93 10 500 1000 8.510.0 0.1 5500 FNR-20K470 47 30 38 93 20 1000 2000 3
19、0.033.0 0.2 13000 FNR-05K560 56 35 45 123 1 50 100 1.01.3 0.01 400 FNR-07K560 56 35 45 110 2.5125 250 2.23.1 0.02 950 FNR-10K560 56 35 45 110 5 250 500 5.57.0 0.05 1800 FNR-14K560 56 35 45 110 10 500 1000 10.011.0 0.1 4500 FNR-20K560 56 35 45 110 20 1000 2000 35.041.0 0.2 110000 FNR-05K680 68 40 56
20、150 1 50 100 1.21.6 0.01 350 FNR-07K680 68 40 56 135 2.5125 250 2.53.6 0.02 700 FNR-10K680 68 40 56 135 5 250 500 6.58.2 0.05 1300 FNR-14K680 68 40 56 135 10 500 1000 12.014.0 0.1 3300 FNR-20K680 68 40 56 135 20 1000 2000 40.046.0 0.2 7000 FNR-05K820 82 50 65 145 1 50 100 1.72.5 0.1 250 FNR-07K820 8
21、2 50 65 135 2.5125 250 3.55.5 0.25 550 FNR-10K820 82 50 65 135 5 250 500 8.012.0 0.4 1800 FNR-14K820 82 50 65 135 10 500 1000 14.022.0 0.6 2900 FNR-20K820 82 50 65 135 20 1000 2000 27.038.0 1.0 5500 FNR-05K101 100 60 85 175 1 50 100 2.03.0 0.1 200 FNR-07K101 100 60 85 165 2.5125 250 4.06.5 0.25 500
22、FNR-10K101 100 60 85 165 5 250 500 10.015.0 0.4 1400 FNR-14K101 100 60 85 165 10 500 1000 18.028.0 0.5 2400 FNR-20K101 100 60 85 165 20 1000 2000 30.045.0 1.0 4800 名师资料总结 - - -精品资料欢迎下载 - - - - - - - - - - - - - - - - - - 名师精心整理 - - - - - - - 第 4 页,共 9 页 - - - - - - - - - ZINC OXIDE VARISTOR 4/8Varis
23、tor Voltage Maximum Operating Voltage Maximum Clamping Voltage Maximum Withstanding surge Current(8x20us) Maximum Energy(J) maximum Rated Wattage Capacitance (Reference)1kHz Part No. V(v) AC(v) DC(v) VC(v) IP(A)2Time(A)1Time(A)2ms10/1000(us) (W) (PF) FNR-05K121 120 75 100 210 5 200 400 2.5 4.0 0.1 1
24、70 FNR-07K121 120 75 100 200 10 600 1200 5.0 4.8 0.25 450 FNR-10K121 120 75 100 200 25 1250 2500 12.018.0 0.4 1100 FNR-14K121 120 75 100 200 50 2500 4500 20.032.0 0.6 1900 FNR-20K121 120 75 100 200 1004000 6500 40.055.0 1.0 3800 FNR-05K151 150 95 125 260 5 200 400 3.0 4.8 0.1 140 FNR-07K151 150 95 1
25、25 250 10 600 1200 6.0 9.7 0.25 350 FNR-10K151 150 95 125 250 25 1250 2500 16.022.0 0.4 900 FNR-14K151 150 95 125 250 50 2500 4500 25.040.0 0.6 1500 FNR-20K151 150 95 125 250 1004000 6500 50.070.0 1.0 3000 FNR-05K181 180 115 150 315 5 200 400 3.5 5.5 0.1 110 FNR-07K181 180 115 150 300 10 600 1200 8.
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