Electronic Devices - PNPN - Discussion
Discussion Forum : PNPN - General Questions (Q.No. 5)
5.
Determine RB1 for a silicon PUT if it is determined that h = 0.84, VP = 11.2 V, and RB2 = 5 k
.

Discussion:
2 comments Page 1 of 1.
Jitendra kumar said:
1 decade ago
PUT - PROGRAMMABLE UNIJUNCTION TRANSISTOR.
FORMULA:
H = RB1/(RB1+RB2).
0.84 = RB1/(RB1+5).
RB1 = 26.25 Kohm.
FORMULA:
H = RB1/(RB1+RB2).
0.84 = RB1/(RB1+5).
RB1 = 26.25 Kohm.
(1)
Sahish said:
1 decade ago
h= efficiency So,
h= Rb1/Rb1+Rb2.
Ans is D.
h= Rb1/Rb1+Rb2.
Ans is D.
(1)
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