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.
12.65 k
16.25 k
20.00 k
26.25 k
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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.
(1)

Sahish said:   1 decade ago
h= efficiency So,
h= Rb1/Rb1+Rb2.

Ans is D.
(1)

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