2n4990.pdf part of Planeta 2n4990 2n4990.pdf, . Electronic Components Datasheets Active components Transistors Planeta 2n4990.pdf text manual preview

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2N4990
Silicon unilateral switch (SUS)
in package TO-92
0.45max
0.7max
1
5.2 2.5 2
1.6 5.2 14.5 3
4.2

Pinouts:
1- Cathode, 2- Gate, 3- Anode

Ratings
Symbol Parameter, units Limits
Vrrm Peak reverse voltage, V -30
IT(rms) DC forward anode current, mA 175
Igm DC gate current, mA 5
IT(sm) Peak recurrent forward current, A,
(1% duty cycle, 10