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Računarom integrisana laboratorija za elektroniku - LEDA

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2.3 MERENJE KARAKTERISTIKA DIODE<br />

2.3.3 Karakteristike Schottky diode<br />

Rezultati merenja karakteristike Schottky diode 1 su prika<strong>za</strong>ni u tabeli 2.4 i na slici 2.17. Karakteristika<br />

je merena pri inverznoj i direktnoj polari<strong>za</strong>ciji diode.<br />

Tabela 2.4 Strujno-naponska karakteristika Schottky diode<br />

merenje 1 2 3 4 5 6 7 8 9 10<br />

Vd (V) -4.00 -3.50 -3.00 -2.50 -2.00 -1.50 -1.00 -0.50 0.00 0.42<br />

Id (mA) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.39<br />

merenje 11 12 13 14 15 16 17 18 19 20<br />

Vd (V) 0.47 0.49 0.51 0.52 0.52 0.53 0.54 0.54 0.54 0.55<br />

Id (mA) 2.50 4.76 7.05 9.36 11.66 13.97 16.28 18.58 20.87 23.16<br />

Slika 2.17 Strujno-naponska karakteristika Schottky diode<br />

2.3.4 Karakteristike Zener diode<br />

Strujno-naponska karakteristika Zener diode 2 pri inverznoj polari<strong>za</strong>ciji i Zenerovom proboju je<br />

prika<strong>za</strong>na u tabeli 2.5 i na slici 2.18.<br />

Tabela 2.5 Strujno-naponska karakteristika Zener diode<br />

merenje 1 2 3 4 5 6 7 8 9 10<br />

Vd (V) 0.71 0.66 0.00 -1.00 -1.50 -2.00 -3.00 -4.00 -4.50 -5.07<br />

Id (mA) 11.73 3.31 0.00 0.00 -0.01 -0.01 -0.01 -0.02 -0.06 -0.29<br />

merenje 11 12 13 14 15 16 17 18 19 20<br />

Vd (V) -5.70 -6.01 -6.05 -6.06 -6.06 -6.07 -6.08 -6.09 -6.09 -6.10<br />

Id (mA) -1.94 -8.76 -14.15 -14.16 -16.01 -18.86 -21.71 -24.55 -27.34 -29.90<br />

1<br />

Prika<strong>za</strong>ni rezultati su <strong>za</strong> tip Schottky diode BYW29-200<br />

2<br />

Prika<strong>za</strong>ni rezultati su <strong>za</strong> tip Zener diode ZX6.2<br />

21

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