, BF423 。 High breakdown voltage, complementary pair with BF423. / Applications ,。 High voltage switching and amplifier ,color TV chrome output. / Equivalent Circui.

,。 High voltage switching and amplifier ,color TV chrome output. / Equivalent Circuit / Pinning 1 23 PIN1：Base PI.

TO-92 NPN 。Silicon NPN transistor in a TO-92 Plastic Package. / Features , BF423 。 High breakdown voltage, complementary pair with BF423. / Applications ,。 High voltage switching and amplifier ,color TV chrome output. / Equivalent Circuit .

BF420

BF420A3

BF420S

BF421

BF421A3

BF421L

BF422A3

BF422L

BF422S

BF423

BF423A3

BF423L

BF42A1M

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