直流-直流转换器，维库电子商城，找芯片，维库一下

制造商零件编号	制造商	描述	封装/外壳	包装	ROHS
9062000047	Mascot	-	-	-	-
9262000043	Mascot	-	-	-	-
9260000048	Mascot	-	-	-	-
9261000042	Mascot	-	-	-	-
9660000040	Mascot	-	-	-	-
SM3703	-	-	-	-	-
R-78A3.3-1.0SMD	-	-	-	-	-
R-78A5.0-0.5SMD	-	-	-	-	-
R-78A1.8-1.0SMD	-	-	-	-	-
R-78A12-0.5SMD	-	-	-	-	-
R-78A5.0-1.0SMD	-	-	-	-	-
PSB246-2IR	Power-One	-	-	-	-
PSA242.5-2	Power-One	-	-	-	-
PSA123-2	Power-One	-	-	-	-
PSR54-7	Power-One	-	-	-	-