push-pull bipolar transistors
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Push-pull configuration for complementary bipolar transistors
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schematic and descriptionhttp://electromotiveforces.blogspot.com/2011/05/push-pull-output-using-complementary.html
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Emitters tied together as output
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voltage measured betweenvoltage measured
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Initial conditionsNet ANet Bacross componentremarksmeasured voltage (volts)
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Vdd0V3.33
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NR5 = 0V, R5 = 5.1KEE0VQ4 Vce0.76
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NR5 = 0V, R5 = 5.1KVddNR6R60.54
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NR5 = Vdd, R5 = 5.1KVddEEQ3 Vce0.81
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NR5 = Vdd, R5 = 5.1KNR70VR70.67
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NR5 = 0V, R5 = 1KEE0VQ4 Vce0.71
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NR5 = Vdd, R5 = 1KVddEEQ3 Vce0.72
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NR5 = 0V, R5 = 100EE0VQ4 Vce0.69
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NR5 = Vdd, R5 = 100VddEEQ3 Vce0.70
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Collectors tied together as output
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voltage measured betweenvoltage measured
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Initial conditionsNet ANet Bacross componentremarksvoltage reading (volts)
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Vdd0V3.33
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NR12 = 0V, R1 = R2 = 5.1KVddCCQ1 Vce0.18
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NR12 = 0V, R1 = R2 = 5.1KNR40VR41.10
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NR12 = Vdd, R1 = R2 = 5.1KCC0VQ2 Vce0.07
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NR12 = Vdd, R1 = R2 = 5.1KVddNR3R31.39
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NR12 = 0V, R1 = 1K, R2 = 5.1KVddCCQ1 Vce0.10
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NR12 = 0V, R1 = 1K, R2 = 5.1KCC0VQ2 Vce0.07
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