78250J Converter Transformers

Murata Power Solutions 78250J Converter Transformers are specifically designed for use with Maxim MAX250/MAX251 chipsets to provide isolated RS232 interfaces. Murata Power Solutions has ensured consistent performance with carefully controlled ratio turns. The 78250J converter transformers feature J-STD-020D reflow and isolation to 4kVrms, while the toroidal construction minimizes EMI.

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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Secondary Current Rating
Mounting Style
Length
Width
Height
Series
Murata Power Solutions Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP
Datasheet
280In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

300 mA SMD/SMT 12.7 mm 9 mm 6.35 mm 78250
Murata Power Solutions Power Transformers - Board Mount MAX250 TRANS 2MH SMD
Datasheet
23In Stock
50Expected 9/8/2026
Min.: 1
Mult.: 1

300 mA SMD/SMT 12.7 mm 9 mm 6.35 mm 78250
Murata Power Solutions Power Transformers - Board Mount
Datasheet
2In Stock
500Expected 8/31/2026
MouseReel Available
Min.: 1
Mult.: 1
: 500

300 mA SMD/SMT 12.7 mm 9 mm 6.35 mm 78250
Murata Power Solutions Power Transformers - Board Mount MAX250 TRANS 4KVDC 2.5MH DIP
Datasheet
20Expected 8/31/2026
Min.: 1
Mult.: 1

Through Hole 9.52 mm 9 mm 6.35 mm 78250
Murata Power Solutions Power Transformers - Board Mount 2 MH POWER TRANSFORMER
Datasheet
97Expected 12/28/2026
Min.: 1
Mult.: 1

300 mA SMD/SMT 12.7 mm 9 mm 6.35 mm 78250