उभयनिष्ठ उत्सर्जक के साथ छोटे BJT मॉडल के मामले में, संग्राहक धारा ic  1.3 mA है जब संग्राहक-उत्सर्जक वोल्टेज Vce 2.6 V है। तो परिपथ का आउटपुट चालकत्‍व _______ है

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  1. 2.0 mΩ
  2. 2.0 m℧
  3. 0.5 mΩ
  4. 0.5 m℧

Answer (Detailed Solution Below)

Option 4 : 0.5 m℧
Free
ST 1: UPSC ESE (IES) Civil - Building Materials
20 Qs. 40 Marks 24 Mins

Detailed Solution

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अवधारणा :

एक एम्पलीफायर के चालकत्‍व को संग्राहक धारा और संग्राहक-उत्सर्जक वोल्टेज BJT  के अनुपात के रूप में परिभाषित किया जाता है, अर्थात

IC = संग्राहक धारा

Vce = संग्राहक-उत्सर्जक

गणना :

Vce = 2.6 V और Ic = 1.3 mA के साथ, चालकत्‍व होगा:

g0 = 0.5 m℧, जहाँ प्रतिरोध का व्युत्क्रम (Ω) है।

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