Hi guys,
I do not know to solve this problem. If you know, please help!
For circuit from picture I need to calculate Vin. I have this known data:
Ic1=4*Ic2; Vcc=1.4V; Vref=1.1V; Vces=0.2V; Vbe=0.7V (when transistor conduct); Iee=100μA; β1=β2=100
Rb=10kΩ; Rc=1kΩ; Va1>inf. Va2>inf.
Image in attachment. And thanks in advance!
I do not know to solve this problem. If you know, please help!
For circuit from picture I need to calculate Vin. I have this known data:
Ic1=4*Ic2; Vcc=1.4V; Vref=1.1V; Vces=0.2V; Vbe=0.7V (when transistor conduct); Iee=100μA; β1=β2=100
Rb=10kΩ; Rc=1kΩ; Va1>inf. Va2>inf.
Image in attachment. And thanks in advance!
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