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34063 High Side constant current source

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fjpompeo

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:idea: I need to build a high side constant current source using a 34063 PWM controller with 18V in / 13V out @ 1200mA if possible using a PNP power transistor like TIP32, TIP42, 2SA1012 as a current buffer.

Very thank you,

Fernando - Call sign PU2PLL
 

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