78253J MAX253-Compatible Converter Transformers

Murata Power Solutions 78253J Converter Transformers are specifically designed for use with the Maxim MAX253 chipset to provide isolated power supplies. These transformers feature J-STD-020D reflow, toroidal construction, and isolation to 4kVDC. The 78253J transformers are available in 3.3V and 5V versions. Murata Power Solutions has provided a center-tapped secondary winding, which allows for full-bridge, half-bridge, or voltage doubling.

Results: 15
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 Mfr.
Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Primary Voltage Rating
Secondary Voltage Rating
Power Rating
Secondary Current Rating
Mounting Style
Primary Winding
Secondary Winding
Length
Width
Height
Series
Murata Power Solutions Power Transformers - Board Mount Max 253 TX 3.3v input 5v out DIP
Datasheet
40In Stock
29,09 kr.
23,95 kr.
21,48 kr.
19,10 kr.
View
Min.: 1
Mult.: 1
3.3 V 5 V 500 mW 100 mA Through Hole Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount 5VIN 5VOUT 200MA 1500VDC 6PIN
Datasheet
500In Stock
500Expected 28/12/2026
Cut Tape
25,66 kr.
23,20 kr.
19,69 kr.
19,02 kr.
View
Reel
16,93 kr.
MouseReel Available
Min.: 1
Mult.: 1
: 500
5 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount PLEASE SEE MURATA'S SUGGESTED ALTERNATE 78253/55JVC
Datasheet
338In Stock
30,59 kr.
25,96 kr.
25,07 kr.
23,35 kr.
22,75 kr.
Min.: 1
Mult.: 1
5 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount TFMR 1:1.33, 4KV SM MAX253 MAX
Datasheet
586In Stock
30,59 kr.
26,86 kr.
25,81 kr.
24,99 kr.
View
Min.: 1
Mult.: 1
5 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount TFMR 1:2.27 SM MAX253 MAXIM
Datasheet
311In Stock
24,17 kr.
21,93 kr.
19,69 kr.
17,83 kr.
View
Min.: 1
Mult.: 1
3.3 V 5 V 500 mW 100 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount SM TRANSFORMER
Datasheet
50In Stock
1.500On Order
25,66 kr.
21,93 kr.
20,37 kr.
18,65 kr.
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Min.: 1
Mult.: 1
5 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount DIP TRANS 4KVDC 5V/5V IN/OUT
Datasheet
199In Stock
32,38 kr.
27,75 kr.
26,63 kr.
25,74 kr.
View
Min.: 1
Mult.: 1
5 V 5 V 1 W 200 mA Through Hole Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount TRANSFORMER 360UH MAX253 SMD
Datasheet
284In Stock
1.000Expected 28/12/2026
Cut Tape
24,17 kr.
21,93 kr.
20,37 kr.
19,77 kr.
Reel
18,58 kr.
View
MouseReel Available
Min.: 1
Mult.: 1
: 500
3.3 V 5 V 500 mW 100 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount PLEASE SEE MURATA'S SUGGESTED ALTERNATE 78253/55JC
Datasheet
182In Stock
500On Order
25,66 kr.
23,20 kr.
20,96 kr.
19,25 kr.
View
Min.: 1
Mult.: 1
3.3 V 5 V 500 mW 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount 1:2.14 TRN 110/550 UH
Datasheet
750On Order
30,59 kr.
26,86 kr.
25,81 kr.
23,80 kr.
View
Min.: 1
Mult.: 1
3.3 V 5 V 500 mW 100 mA Through Hole Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount TFMR 1:2.14, 142 UH 3.3V 100MA
Datasheet
1.903On Order
Cut Tape
30,59 kr.
26,11 kr.
25,07 kr.
24,32 kr.
Reel
21,78 kr.
View
MouseReel Available
Min.: 1
Mult.: 1
: 500
3.3 V 5 V 500 mW 100 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount 5VIN 5VOUT 200MA 4000VDC 6PIN
Datasheet
685On Order
Cut Tape
32,38 kr.
27,75 kr.
26,63 kr.
25,81 kr.
View
Reel
22,31 kr.
MouseReel Available
Min.: 1
Mult.: 1
: 500
5 V 5 V 1 W 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount DIP TRANS 4KVDC 5V/5V IN/OUT
Datasheet
625On Order
25,66 kr.
23,20 kr.
20,96 kr.
19,10 kr.
View
Min.: 1
Mult.: 1
5 V 5 V 500 mW 200 mA Through Hole Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount 1:2.14 TRN 110/550 UH
Datasheet
50Expected 05/04/2027
30,59 kr.
27,68 kr.
26,48 kr.
23,57 kr.
View
Min.: 1
Mult.: 1
3.3 V 5 V 500 mW 100 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253
Murata Power Solutions Power Transformers - Board Mount PLEASE SEE MURATA'S SUGGESTED ALTERNATE 78253/55JVC-R
Datasheet
Non-Stocked Lead-Time 8 Weeks
Cut Tape
32,38 kr.
27,75 kr.
26,63 kr.
25,81 kr.
Reel
22,45 kr.
View
MouseReel Available
Min.: 1
Mult.: 1
: 500
3.3 V 5 V 500 mW 200 mA SMD/SMT Single Primary Winding Single Secondary Winding 9.52 mm 9 mm 6.35 mm 78253