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TVS 600W 5V-170V (1)

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TVS

SINLOON® TVS 瞬態電壓抑制二極管 Case SMB/DO-214AA 600W
Voltage : 5.0V - 170V 600W Surface Mount Transient Voltage Suppressor
Uni-Directional 600 Watt Surface Mount TVS (Table 1)
UNI Device Reverse Breakdown Test Max. Peak Reverse
Directional Marking Stand-off Voltage Current Clamping Pulse Leakage
Voltage VBR(V) IT Voltage Current @VRWM
Part No. Code VRWM(V) Min. @IT Max. @IT (mA) Ipp Vc(V) Ipp(A) IR (μA)
A6SMBJ5.0 KD 5.0 6.40 7.30 10 9.6 62.50 800.0
A6SMBJ5.0A KE 5.0 6.40 7.00 10 9.2 65.20 800.0
A6SMBJ6.0 KF 6.0 6.67 8.15 10 11.4 52.60 800.0
A6SMBJ6.0A KG 6.0 6.67 7.37 10 10.3 58.30 800.0
A6SMBJ6.5 KH 6.5 7.55 8.82 10 12.3 48.70 800.0
A6SMBJ6.5A KK 6.5 7.55 7.98 10 11.2 53.60 500.0
A6SMBJ7.0 KL 7.0 7.78 9.51 10 13.3 45.10 500.0
A6SMBJ7.0A KM 7.0 7.78 8.60 10 12.0 50.00 200.0
A6SMBJ7.5 KN 7.5 8.33 10.20 1 14.3 42.00 200.0
A6SMBJ7.5A KP 7.5 8.33 9.21 1 12.9 46.50 100.0
A6SMBJ8.0 KQ 8.0 8.89 10.90 1 15.0 40.00 100.0
A6SMBJ8.0A KR 8.0 8.89 9.83 1 13.6 44.10 50.0
A6SMBJ8.5 KS 8.5 9.44 11.50 1 15.9 37.70 50.0
A6SMBJ8.5A KT 8.5 9.44 10.40 1 14.4 41.70 10.0
A6SMBJ9.0 KU 9.0 10.0 12.20 1 16.9 35.50 10.0
A6SMBJ9.0A KV 9.0 10.0 11.10 1 15.4 39.00 5.0
A6SMBJ10 KW 10.0 11.1 13.60 1 18.8 31.90 5.0
A6SMBJ10A KX 10.0 11.1 12.30 1 17.0 35.30 5.0
A6SMBJ11 KY 11.0 12.2 14.90 1 20.1 29.90 5.0
A6SMBJ11A KZ 11.0 12.2 13.50 1 18.2 33.00 5.0
A6SMBJ12 LD 12.0 13.3 16.30 1 22.0 27.30 5.0
A6SMBJ12A LE 12.0 13.3 14.70 1 19.9 30.20 5.0
A6SMBJ13 LF 13.0 14.4 17.60 1 23.8 25.20 1.0
A6SMBJ13A LG 13.0 14.4 15.90 1 21.5 27.90 1.0
A6SMBJ14 LH 14.0 15.6 19.10 1 25.8 23.30 1.0
A6SMBJ14A LK 14.0 15.6 17.20 1 23.2 25.80 1.0
A6SMBJ15 LL 15.0 16.7 20.40 1 26.9 22.30 1.0
A6SMBJ15A LM 15.0 16.7 18.50 1 24.4 24.00 1.0
A6SMBJ16 LN 16.0 17.8 21.80 1 28.8 20.80 1.0
A6SMBJ16A LP 16.0 17.8 19.70 1 26.0 23.10 1.0
A6SMBJ17 LQ 17.0 18.9 23.10 1 30.5 19.70 1.0
A6SMBJ17A LR 17.0 18.9 20.90 1 27.6 21.70 1.0
A6SMBJ18 LS 18.0 20.0 24.40 1 32.2 18.60 1.0
A6SMBJ18A LT 18.0 20.0 22.10 1 29.2 20.50 1.0
A6SMBJ20 LU 20.0 22.2 27.10 1 35.8 16.70 1.0
A6SMBJ20A LV 20.0 22.2 24.50 1 32.4 18.50 1.0
A6SMBJ22 LW 22.0 24.4 29.80 1 39.4 15.20 1.0
A6SMBJ22A LX 22.0 24.4 26.90 1 35.5 16.90 1.0
A6SMBJ24 LY 24.0 26.7 32.60 1 43.0 14.00 1.0
A6SMBJ24A LZ 24.0 26.7 29.50 1 38.9 15.40 1.0
A6SMBJ26 MD 26.0 28.9 36.30 1 46.6 12.40 1.0
A6SMBJ26A ME 26.0 28.9 31.90 1 42.1 14.20 1.0
A6SMBJ28 MF 28.0 31.1 38.00 1 50.0 12.00 1.0
A6SMBJ28A MG 28.0 31.1 34.40 1 45.4 13.20 1.0
A6SMBJ30 MH 30.0 33.3 40.70 1 53.5 11.20 1.0
A6SMBJ30A MK 30.0 33.3 36.80 1 48.4 12.40 1.0
A6SMBJ33 ML 33.0 36.7 44.90 1 59.0 10.20 1.0
A6SMBJ33A MM 33.0 36.7 40.60 1 53.3 11.30 1.0
A6SMBJ36 MN 36.0 40.0 48.90 1 64.3 9.30 1.0
A6SMBJ36A MP 36.0 40.0 44.20 1 58.1 10.30 1.0
A6SMBJ40 MQ 40.0 44.4 54.30 1 71.4 8.40 1.0
A6SMBJ40A MR 40.0 44.4 49.10 1 64.5 9.30 1.0
A6SMBJ43 MS 43.0 47.8 58.40 1 76.7 7.80 1.0
A6SMBJ43A MT 43.0 47.8 52.80 1 69.4 8.60 1.0
A6SMBJ45 MU 45.0 50.0 61.10 1 80.3 7.50 1.0
A6SMBJ45A MV 45.0 50.0 55.30 1 72.7 8.30 1.0
A6SMBJ48 MW 48.0 53.3 65.10 1 85.5 7.00 1.0
A6SMBJ48A MX 48.0 53.3 58.90 1 77.4 7.70 1.0
A6SMBJ51 MY 50.0 56.7 69.30 1 91.1 6.60 1.0
A6SMBJ51A MZ 51.0 56.7 62.70 1 82.4 7.30 1.0
A6SMBJ54 ND 54.0 60.0 73.30 1 96.3 6.20 1.0
A6SMBJ54A NE 54.0 60.0 66.30 1 87.1 6.90 1.0
A6SMBJ58 NF 58.0 64.4 78.70 1 103.0 5.80 1.0
A6SMBJ58A NG 58.0 64.4 71.20 1 93.6 6.40 1.0
A6SMBJ60 NH 60.0 66.7 81.50 1 107.0 5.60 1.0
A6SMBJ60A NK 60.0 66.7 73.70 1 96.8 6.20 1.0
A6SMBJ64 NL 64.0 71.1 86.90 1 114.0 5.30 1.0
A6SMBJ64A NM 64.0 71.1 78.60 1 103.0 5.80 1.0
A6SMBJ70 NN 70.0 77.8 95.10 1 125.0 4.80 1.0
A6SMBJ70A NP 70.0 77.8 86.10 1 113.0 5.30 1.0
A6SMBJ75 NQ 75.0 83.3 102.00 1 134.0 4.50 1.0
A6SMBJ75A NR 75.0 83.3 92.10 1 121.0 4.90 1.0
A6SMBJ78 NS 78.0 86.7 106.00 1 139.0 4.30 1.0
A6SMBJ78A NT 78.0 86.7 95.80 1 126.0 4.70 1.0
A6SMBJ85 NU 85.0 94.4 115.00 1 151.0 3.90 1.0
A6SMBJ85A NV 85.0 94.4 104.00 1 137.0 4.40 1.0
A6SMBJ90 NW 90.0 100 122.00 1 160.0 3.80 1.0
A6SMBJ90A NX 90.0 100 111.00 1 146.0 4.10 1.0
A6SMBJ100 NY 100.0 111 136.00 1 179.0 3.40 1.0
A6SMBJ100A NX 100.0 111 123.00 1 162.0 3.70 1.0
A6SMBJ110 PD 110.0 122 149.00 1 196.0 3.00 1.0
A6SMBJ110A PE 110.0 122 135.00 1 177.0 3.40 1.0
A6SMBJ120 PF 120.0 133 163.00 1 214.0 2.80 1.0
A6SMBJ120A PG 120.0 133 147.00 1 193.0 3.10 1.0
A6SMBJ130 PH 130.0 144 176.00 1 231.0 2.60 1.0
A6SMBJ130A PK 130.0 144 159.00 1 209.0 2.90 1.0
A6SMBJ150 PL 150.0 167 204.00 1 268.0 2.20 1.0
A6SMBJ150A PM 150.0 167 185.00 1 243.0 2.50 1.0
A6SMBJ160 PN 160.0 178 218.00 1 287.0 2.10 1.0
A6SMBJ160A PP 160.0 178 197.00 1 259.0 2.30 1.0
A6SMBJ170 PQ 170.0 189 231.00 1 304.0 2.00 1.0
A6SMBJ170A PR 170.0 189 209.00 1 275.0 2.2 1.0
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最近更新在 週六, 20 二月 2016 13:26  
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Newsflash

LED 電阻推動

LED 驅動芯片 LED電阻推動

LED 電阻推動

要推動LED就要控制流過LED的電流,基本推動方法就是將LED跟電阻串聯,以電阻限制電流在一定的範圍內。這個方法好處是簡單、成本低,但缺點是不少能量在電阻轉化為熱能而浪費掉,而且LED的光度也隨著溫度、電壓、LED生產時的特性差異而有比較大的變化。

以電阻控制LED電流時,其電阻計算方法如下:Fig-1

由於LED與電阻串聯,流經電阻之電流=流經LED之電流,因此  Fig-2

而需電阻值為:Fig-3

當中:
I_R 為流經電阻的電流,
I_D 為流經LED的電流,
V_s 為電源電原,
V_f 為LED的順向偏壓。

當多於一枚LED時,最好使用串聯接法,這可使不同的LED都有相同的電流,總順向偏壓在串聯時就等於各LED順向偏壓的總和。LED順向偏壓的總和越接近電源電壓,電流就越不穩定。如果LED的數目多至其所需總順向偏壓接近或高於電源電壓,那就需用多個限流電阻分別對個別LED串作電流控制。

LED並聯非不可行,一般都盡量避免,因為生產過程做成的特性差異會使每枚LED的順向偏壓有輕微的分別,但並聯時各LED的順向偏壓一樣,流經各LED的電流就會有差異而導致光度、壽命不一致,所以需要把LED作特性配對才能保持光度接近,對零件供應、成本等造成壓力。