[sdiy] jfet driver

Uwe Schueler uwe.schueler at uni-tuebingen.de
Thu Feb 28 00:11:35 CET 2019


Mike Beauchamp <list at mikebeauchamp.com>: schreibt...

> Hi Uwe, any part #'s you'd recommend for CMOS switches to replace JFET?
fav. parts       personal rating:
DG409            switches > +-15V (+++), price <1€ (+) THT & SMT (++)
DG4053E          fast(++), very low charge transfer 0.3pC (+++),  
switches +-5V (++), price <1€ (++) SMT only(-)
'3157            fast(+++), low Ron(+++), price < 0.1€(+++), switches  
+5 / +-2.5V (-) tiny SMT only (--) *)

*) THT modules available:  
https://www.aliexpress.com/item/TS5A23157-Dual-Single-Pole-Double-Throw-SPDT-Analog-Switch-Module/32950408716.html




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