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1. |
An IC 7840 regulator has an output current =180mA and internal resistor =10 . Find the collector current in the output using the transistor specification: =15 and VEB(ON) =1.5v. |
A. | 270mA |
B. | 450mA |
C. | 100mA |
D. | 50mA |
Answer» C. 100mA | |