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三极管是半导体基本元器件之一,具有电流放大作用,是电子电路的核心元件。三极管是在一块半导体基片上制作两个相距很近的PN结,两个PN结把整块半导体分成三部分,中间部分是基区,两侧部分是发射区和集电区,排列方式有PNP和NPN两种。
晶体三极管具有电流放大作用,其实质是三极管能以基极电流微小的变化量来控制集电极电流较大的变化量。这是三极管最基本的和最重要的特性。我们将ΔIc/ΔIb的比值称为晶体三极管的电流放大倍数,用符号"β"表示。电流放大倍数对于某一只三极管来说是一个定值,但随着三极管工作时基极电流的变化也会有一定的改变。
PartNumber | Type | PC | IC | BVCBO | BVCEO | BVEBO | Hfe | VCE(sat) | Package | |||
W | A | V | V | V | Min | Max | Condition | V | Condition | |||
WT2222A | NPN | 0.3 | 0.6 | 75 | 40 | 6 | 200 | 300 | 1mA / 5V | 0.3 | 150mA / 15mA | SOT-23 |
WT2712 | NPN | 0.15 | 0.15 | 60 | 50 | 5 | 200 | 400 | 2mA / 6V | 0.25 | 100mA /10mA | SOT-23 |
WT3904 | NPN | 0.4 | 0.2 | 60 | 40 | 6 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | SOT-23 |
WT5551 | NPN | 0.3 | 0.6 | 180 | 160 | 6 | 100 | 300 | 1mA / 5V | 0.15 | 10mA / 1mA | SOT-23 |
WT8050 | NPN | 0.3 | 0.8 | 40 | 25 | 5 | 120 | 400 | 1mA / 5V | 0.6 | 500mA / 50mA | SOT-23 |
WT9013 | NPN | 0.3 | 0.5 | 40 | 25 | 5 | 120 | 400 | 1mA / 5V | 0.6 | 500mA / 50mA | SOT-23 |
WT9014 | NPN | 0.2 | 0.1 | 50 | 45 | 5 | 300 | 400 | 1mA / 5V | 0.3 | 100mA / 5mA | SOT-23 |
WT817 | NPN | 0.25 | 0.5 | 50 | 45 | 5 | 100 | 600 | 100mA / 1V | 0.7 | 500mA / 50mA | SOT-23 |
WT846B | NPN | 0.2 | 0.1 | 80 | 65 | 6 | 200 | 450 | 2mA / 5V | 0.5 | 100mA / 5mA | SOT-23 |
WT847B | NPN | 0.2 | 0.1 | 50 | 45 | 6 | 200 | 450 | 2mA / 5V | 0.5 | 100mA / 5mA | SOT-23 |
WTS8050 | NPN | 0.3 | 1.5 | 40 | 25 | 5 | 200 | 350 | 100mA / 1V | 0.5 | 800mA / 80mA | SOT-23 |
WT4401 | NPN | 0.3 | 0.6 | 40 | 60 | 6 | 100 | 300 | 150mA / 1V | 0.4 | 150mA / 15mA | SOT-23 |
WT2907A | PNP | 0.25 | -0.6 | -60 | -60 | -5 | 100 | 300 | 1mA / 5V | -0.4 | 150mA / 15mA | SOT-23 |
WT3906 | PNP | 0.2 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.3 | 50mA / 5mA | SOT-23 |
WT5401 | PNP | 0.3 | -0.6 | -160 | -150 | -5 | 100 | 300 | 1mA / 5V | -0.2 | 10mA / 1mA | SOT-23 |
WT8550 | PNP | 0.3 | -0.8 | -40 | -25 | -5 | 160 | 320 | 50mA / 1V | -0.6 | 500mA / 50mA | SOT-23 |
WT9012 | PNP | 0.3 | -0.5 | -40 | -25 | -5 | 200 | 350 | 1mA / 5V | -0.6 | 500mA / 50mA | SOT-23 |
WT807 | PNP | 0.3 | -0.5 | -50 | -45 | -5 | 160 | 400 | 100mA / 1V | -0.7 | 500mA / 50mA | SOT-23 |
WT807C | PNP | 0.3 | -0.5 | -50 | -45 | -5 | 250 | 400 | 100mA / 1V | -0.7 | 500mA / 50mA | SOT-23 |
WT856B | PNP | 0.2 | -0.1 | -80 | -65 | -5 | 220 | 475 | 2mA / 5V | -0.5 | 100mA / 5mA | SOT-23 |
WT857B | PNP | 0.2 | -0.1 | -50 | -45 | -5 | 220 | 475 | 2mA / 5V | -0.5 | 100mA / 5mA | SOT-23 |
WT858B | PNP | 0.2 | -0.1 | -30 | -30 | -5 | 220 | 475 | 2mA / 5V | -0.5 | 100mA / 5mA | SOT-23 |
WTS8550 | PNP | 0.3 | -1.5 | -40 | -25 | -5 | 200 | 350 | 100mA / 1V | -0.5 | 800mA / 80mA | SOT-23 |
WT4403 | PNP | 0.3 | -0.6 | -40 | -40 | -5 | 100 | 300 | 150mA / 2V | -0.4 | 150mA / 15mA | SOT-23 |
WT847BW | NPN | 0.2 | 0.1 | 50 | 45 | 6 | 200 | 450 | 2mA / 5V | 0.3 | 50mA / 5mA | SOT-323 |
WT817G | NPN | 0.25 | 0.5 | 50 | 45 | 5 | 160 | 400 | 100mA / 1V | 1.2 | 500mA / 50mA | SOT-323 |
WT3904DW | Dual NPN | 0.2 | 0.2 | 60 | 40 | 5 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | SOT-363 |
WT3906DW | Dual PNP | 0.2 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.3 | 50mA / 5mA | SOT-363 |
WT3946DW | NPN | 0.2 | 0.2 | 60 | 40 | 5 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | SOT-363 |
PNP | 0.2 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.4 | 50mA / 5mA | ||
WT3904T | NPN | 0.15 | 0.2 | 60 | 40 | 6 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | SOT-523 |
WT2SC4617 | NPN | 0.15 | 0.15 | 60 | 50 | 7 | 180 | 390 | 1mA / 6V | 0.4 | 50mA / 5mA | SOT-523 |
WT3906T | PNP | 0.15 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.4 | 50mA / 5mA | SOT-523 |
WT3904H | NPN | 0.1 | 0.2 | 60 | 40 | 6 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | SOT-723 |
WT3906H | PNP | 0.1 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.3 | 50mA / 5mA | SOT-723 |
WT5551N | NPN | 1 | 0.6 | 180 | 160 | 6 | 80 | 250 | 10mA / 5V | 0.2 | 50mA / 5mA | SOT-223 |
WT955 | PNP | 3 | -4 | -180 | -140 | -6 | 100 | 300 | 1A / 5V | -0.15 | 1A / 100mA | SOT-223 |
WT772 | PNP | 0.5 | -3 | -40 | -30 | -6 | 200 | 400 | 1mA / 5V | -0.45 | 2A /200mA | SOT-89 |
WT5401J | PNP | 0.5 | -0.5 | -160 | -150 | -5 | 60 | 300 | 10mA / 5V | -0.2 | 10mA / 1mA | SOT-89 |
WT3904F | NPN | 0.1 | 0.2 | 60 | 40 | 6 | 100 | 300 | 10mA / 1V | 0.3 | 50mA / 5mA | DFN1006-3L |
WT3906F | PNP | 0.1 | -0.2 | -40 | -40 | -5 | 100 | 300 | 10mA / 1V | -0.4 |
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