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BLD128DD
Rev.E May.-2016
DATA SHEET
/ Descriptions TO-252 NPN 。Silicon NPN transistor in a TO-252 Plastic Package.
/ Features
,,, ROHS 。 High voltage capability, high speed switching, wide SOA,ROHS compliant.
/ Applications
、、，。 Fluorescent lamp, electronics ballast, electronic transformer, switch mode power supply.
/ Equivalent Circuit
/ Pinning
12 3
4
PIN1：Base
PIN 2：Collector
PIN 3：Emitter
/ hFE Classifications & Marking 。See Marking Instructions.
PIN 4：VD
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BLD128DD
Rev.E May.
BLD128DD Datasheet
