converting delay rail system into biasing PMA5-83-2W+

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yef smith

Joined Aug 2, 2020
1,459
Hello , I have an amplyfier called PMA5-83-2W+.
Looking at the sequence bellow I understnad that I need 3 pulses.
first pulse:
0 to -12 (which will be converted to -2V) for Vg1 , (m12 signal on the plot).
after first pulse comes a second pulse
0 to +12 (which will be converted to +5V) for Vg2 (Vq1_c on the plot)
after the second pulse comes the third pulse.
0 to +12 for VDD. (out2 on the plot)
LTspice file is attached.
I need to have a very low impedance on each of the outpruts of this circuit so the signal will be delivered very well to the ampylifer.
How do you reccomend to implement it.
I know I should use an OPAMP but i dont know how?
any ideas will be great.
Thanks.
https://www.minicircuits.com/pdfs/PMA5-83-2W+.pdf
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