Electronics Engineering · Operational Amplifiers
एक ऑप-एम्प (op-amp) इनपुट स्टेज पर डिफरेंशियल एम्पलीफायर का उपयोग करता है। यदि डिफरेंशियल एम्पलीफायर के दो एमीटर-कपल्ड ट्रांजिस्टर की बेस धाराएं (base currents) 20 μA और 22 μA हैं, तो ऑप-एम्प के लिए इनपुट बायस करंट (input bias current) क्या है?
- 12 μA
- 2-21 μA
- 321 μA✓
- 4-2 μA
सही उत्तर देखें
21 μA
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