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To design your own transformer? – No!

With transformers for switch-mode power supplies from company Myrra you can avoid a demanding high frequency transformer design and you can focus only on a design of an SMPS according to your own specific demands.
This is an archive article published 11/25/2011. Some information may no longer be up to date and in line with the current state. Please contact us in case of interest.

For a power supply solution it is often more effective to use ready-made DC/DC or AC/DC modules. However if you need a power source with non-standard output voltage or if you decide from any reason for your own design of an switch- mode power supply (SMPS) like flyback or push-pull, you will need a suitable high frequency transformer.

Transformers of the 740xx series from company Myrra offer advantage in a fact, that they are optimized directly for usage with a certain control circuit (chip). That´s why they eliminate a necessity of relatively demanding design of custom transformer, or extensive comparing of parameters according to which you´d have to choose a suitable type. All you need is to choose a transformer of desired power rating and in its datasheet you will find a recommended SMPS control circuit. With some transformer types you can use more types of SMPS control circuits. Transformers provide a high level of safety – they are made of exclusively UL94-V0 listed materials and they feature a high primary/secondary insulation of more than 4000V. You can find appropriate datasheets at given transformer types listed under this article.

In case of interest please contact us at sales@soselectronic.com.

To design your own transformer? – No!

Advantages / Features:
  • transformers for switch-mode power supplies
  • usable with various SMPS controllers
  • recommended SMPS controllers are listed in datasheets
  • eliminate a demanding custom transformer design
  • high primary / secondary >4000V
  • made of UL94-V0 materials
  • rated power from 5 to 90 Watts
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Main products


74000 MYRRA  
74000

SMPS Transformer E16 5W 5V/12V

Transformers for SMPS

Ord. No.: 48842
Manufacturer: MYRRA
in stock 0 pcs
OBSOLETE
1 pcs+
10 pcs+
25 pcs+
100 pcs+
16,17 RON
14,23 RON
12,14 RON
10,35 RON
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74001 MYRRA  
74001

SMPS Transformer E16 6W 5V

Transformers for SMPS

Ord. No.: 48844
Manufacturer: MYRRA
in stock 158 pcs
OBSOLETE
1 pcs+
10 pcs+
25 pcs+
100 pcs+
14,48 RON
12,74 RON
10,90 RON
9,26 RON
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74010 MYRRA  
74010

SMPS Transformer E16 12W 5V/12V

Transformers for SMPS

Ord. No.: 48847
Manufacturer: MYRRA
in stock 0 pcs
OBSOLETE
1 pcs+
10 pcs+
25 pcs+
100 pcs+
16,52 RON
14,53 RON
12,39 RON
10,55 RON
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74030 MYRRA  
74030

SMPS Transformer E25 30W 5V+12V/12V

Transformers for SMPS

Ord. No.: 48853
Manufacturer: MYRRA
in stock 544 pcs
1 pcs+
10 pcs+
25 pcs+
100 pcs+
20,15 RON
17,76 RON
15,18 RON
12,89 RON
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74040 MYRRA  
74040

SMPS Transformer ETD29 60W 5V+12V/5V+12V

Transformers for SMPS

Ord. No.: 48855
Manufacturer: MYRRA
in stock 221 pcs
1 pcs+
10 pcs+
25 pcs+
100 pcs+
43,79 RON
38,51 RON
32,94 RON
28,01 RON
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74050 MYRRA  
74050

SMPS Transformer ETD34 90W 5V+12V/5V+12V

Transformers for SMPS

Ord. No.: 48857
Manufacturer: MYRRA
in stock 0 pcs
1 pcs+
10 pcs+
25 pcs+
100 pcs+
43,99 RON
38,71 RON
33,09 RON
28,16 RON
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74080 MYRRA  
74080

SMPS Transformer EF20 24W 12V/12V

Transformers for SMPS

Ord. No.: 48860
Manufacturer: MYRRA
in stock 213 pcs
OBSOLETE
1 pcs+
10 pcs+
25 pcs+
100 pcs+
11,79 RON
10,40 RON
8,86 RON
7,56 RON
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TOP 244 PN POWER INTEGRATIONS  
TOP 244 PN

Switching Regulator +FET 30/65W DIP8

Switching Voltage Regulators

Ord. No.: 50583
Manufacturer: POWER INTEGRATIONS
in stock 2 pcs
1 pcs+
5 pcs+
50 pcs+
100 pcs+
19,61 RON
17,42 RON
15,33 RON
14,98 RON
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Additional products

74023 MYRRA
MYRRA

Ord.number: 48852

On request

74023

Transformers for SMPS

SMPS Transformer EL19 16W 3,3+5+12+18+30V

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TOP 242 PN POWER INTEGRATIONS
POWER INTEGRATIONS

Ord.number: 51633

On request

TOP 242 PN

IC Switching regulator +FET 9/15W DIP8

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POWER INTEGRATIONS

Ord.number: 50438

On request

TOP 244 YN

IC Switching regulator +FET 30/65W TO220

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POWER INTEGRATIONS

Ord.number: 52658

On request

TOP 249 YN

IC Switching regulator +FET 120/250W TO220

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