Surface Mount Audio Transformer
- RS Stock No.:
 - 168-3124
 - Mfr. Part No.:
 - 749196517
 - Brand:
 - Wurth Elektronik
 
Subtotal (1 reel of 120 units)*
£964.08
(exc. VAT)
£1,156.92
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- Shipping from 22 April 2026
 
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units  | Per unit  | Per Reel*  | 
|---|---|---|
| 120 + | £8.034 | £964.08 | 
*price indicative
- RS Stock No.:
 - 168-3124
 - Mfr. Part No.:
 - 749196517
 - Brand:
 - Wurth Elektronik
 
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all  | Attribute | Value | 
|---|---|---|
| Brand | Wurth Elektronik | |
| Primary DC Resistance | 36mΩ | |
| Current Rating | 2.3A | |
| Dimensions | 21.5 x 21 x 12mm | |
| Mounting Type | Surface Mount | |
| Termination Type | Solder | |
| Depth | 12mm | |
| Length | 21.5mm | |
| Width | 21mm | |
| Maximum Temperature | +125°C | |
| Minimum Temperature | -40°C | |
| Construction | Enclosed | |
| Turns Ratio | 1:1:1:1:1:1 | |
| Select all | ||
|---|---|---|
Brand Wurth Elektronik  | ||
Primary DC Resistance 36mΩ  | ||
Current Rating 2.3A  | ||
Dimensions 21.5 x 21 x 12mm  | ||
Mounting Type Surface Mount  | ||
Termination Type Solder  | ||
Depth 12mm  | ||
Length 21.5mm  | ||
Width 21mm  | ||
Maximum Temperature +125°C  | ||
Minimum Temperature -40°C  | ||
Construction Enclosed  | ||
Turns Ratio 1:1:1:1:1:1  | ||
- COO (Country of Origin):
 - PH
 
Transformer with 6 identical windings
4 sizes with 5 different lengths of air gap each
Isolation voltage up to 1.5 kVAC
Low leakage inductance
Operating temperature: -40 ºC to +125 ºC
By using different circuits more than 375 transformer solutions and about 125 choke solutions possible. Consequently, quick prototyping possibilities
EFD size parts provide Basic insulation for a working voltage of 250VRMS when they are connected appropriate
Flyback converters
Forward converters
Push-pull converters
Step-up/step-down converters
SEPIC
4 sizes with 5 different lengths of air gap each
Isolation voltage up to 1.5 kVAC
Low leakage inductance
Operating temperature: -40 ºC to +125 ºC
By using different circuits more than 375 transformer solutions and about 125 choke solutions possible. Consequently, quick prototyping possibilities
EFD size parts provide Basic insulation for a working voltage of 250VRMS when they are connected appropriate
Flyback converters
Forward converters
Push-pull converters
Step-up/step-down converters
SEPIC
Related links
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 - PCB Mount Audio Transformer 250 Ω, 500 Ω 5mW
 - Panel Mount Audio Transformer 3.75 Ω 15 Ω 10W
 
