。 High Speed Switching / Applications 。 High frequency electronic lighting ballast applications. / Equivalent Circuit / Pinning 12 3 PIN1：Base PIN 2：Collector PI.

。 High frequency electronic lighting ballast applications. / Equivalent Circuit / Pinning 12 3 PIN1：Base PIN 2：Col.

SOT-89 NPN 。Silicon NPN transistor in a SOT-89 Plastic Package.  / Features 。 High Speed Switching / Applications 。 High frequency electronic lighting ballast applications. / Equivalent Circuit / Pinning 12 3 PIN1：Base PIN 2：Collector .

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