WE-FLEX HV Flexible Transformer for DC/DC Converter
| Size | Dimensions | 3D | L (mm) | W (mm) | H (mm) | |
|---|---|---|---|---|---|---|
ER11.5 | 12.9 | 13 | 6.2 | |||
ER14.5/6 | 16.3 | 16.8 | 7.4 | |||
EFD15 | 22.1 | 17.5 | 9 | |||
EFD20 | 29.5 | 21.5 | 12 |
LTSpice files
Characteristics
- 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
Applications
- Flyback converters
- Forward converters
- Push-pull converters
- Step-up/step-down converters
- SEPIC
Products
All
ER11.5
ER14.5/6
EFD15
EFD20
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Reset allOrder Code | Datasheet | Downloads | Status | LBASE(µH) | IR BASE(A) | ISAT BASE(A) | n | VT(V (AC)) | ∫Udt Base(Vµs) | RDC BASE(mΩ) | LS Base(µH) | Size | Type | SamplesAvailability & Sample | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 749196547 | SPEC3.4 µH, 2.3 A, 3.93 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base3.4 µH | Rated Current Base2.3 A | Saturation Current Base3.93 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base83.6 Vµs | DC Resistance Base36 mΩ | Leakage Inductance Base0.18 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196537 | SPEC4.3 µH, 2.3 A, 3.24 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base4.3 µH | Rated Current Base2.3 A | Saturation Current Base3.24 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base83.6 Vµs | DC Resistance Base36 mΩ | Leakage Inductance Base0.18 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196527 | SPEC5.3 µH, 2.3 A, 2.81 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base5.3 µH | Rated Current Base2.3 A | Saturation Current Base2.81 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base83.6 Vµs | DC Resistance Base36 mΩ | Leakage Inductance Base0.18 µH | SizeEFD20 | Typegapped | –Check availability | |
 | 749196248 | SPEC6.6 µH, 0.8 A, 1.6 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base6.6 µH | Rated Current Base0.8 A | Saturation Current Base1.6 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base63.4 Vµs | DC Resistance Base200 mΩ | Leakage Inductance Base0.17 µH | SizeER14.5/6 | Typegapped | –Check availability | |
| 749196548 | SPEC7.6 µH, 1.35 A, 2.98 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base7.6 µH | Rated Current Base1.35 A | Saturation Current Base2.98 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base123.4 Vµs | DC Resistance Base102 mΩ | Leakage Inductance Base0.24 µH | SizeEFD20 | Typegapped | –Check availability | |
 | 749196348 | SPEC7.9 µH, 0.83 A, 1.41 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base7.9 µH | Rated Current Base0.83 A | Saturation Current Base1.41 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base61.3 Vµs | DC Resistance Base145 mΩ | Leakage Inductance Base0.13 µH | SizeEFD15 | Typegapped | –Check availability | |
| 749196238 | SPEC8.3 µH, 0.8 A, 1.3 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base8.3 µH | Rated Current Base0.8 A | Saturation Current Base1.3 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base63.4 Vµs | DC Resistance Base200 mΩ | Leakage Inductance Base0.17 µH | SizeER14.5/6 | Typegapped | –Check availability | |
 | 749196148 | SPEC8.5 µH, 0.5 A, 1.02 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base8.5 µH | Rated Current Base0.5 A | Saturation Current Base1.02 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base49.3 Vµs | DC Resistance Base344 mΩ | Leakage Inductance Base0.3 µH | SizeER11/5 | Typegapped | –Check availability | |
| 749196338 | SPEC9.3 µH, 0.83 A, 1.13 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base9.3 µH | Rated Current Base0.83 A | Saturation Current Base1.13 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base61.3 Vµs | DC Resistance Base145 mΩ | Leakage Inductance Base0.13 µH | SizeEFD15 | Typegapped | –Check availability | |
| 749196538 | SPEC9.7 µH, 1.35 A, 2.2 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base9.7 µH | Rated Current Base1.35 A | Saturation Current Base2.2 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base123.4 Vµs | DC Resistance Base102 mΩ | Leakage Inductance Base0.24 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196517 | SPEC9.9 µH, 2.3 A, 1.35 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base9.9 µH | Rated Current Base2.3 A | Saturation Current Base1.35 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base83.6 Vµs | DC Resistance Base36 mΩ | Leakage Inductance Base0.18 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196138 | SPEC10.9 µH, 0.5 A, 0.8 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base10.9 µH | Rated Current Base0.5 A | Saturation Current Base0.8 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base49.3 Vµs | DC Resistance Base344 mΩ | Leakage Inductance Base0.3 µH | SizeER11/5 | Typegapped | –Check availability | |
| 749196228 | SPEC11.6 µH, 0.8 A, 0.94 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base11.6 µH | Rated Current Base0.8 A | Saturation Current Base0.94 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base63.4 Vµs | DC Resistance Base200 mΩ | Leakage Inductance Base0.17 µH | SizeER14.5/6 | Typegapped | –Check availability | |
| 749196528 | SPEC12 µH, 1.35 A, 1.71 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base12 µH | Rated Current Base1.35 A | Saturation Current Base1.71 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base123.4 Vµs | DC Resistance Base102 mΩ | Leakage Inductance Base0.24 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196328 | SPEC14.2 µH, 0.83 A, 0.72 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base14.2 µH | Rated Current Base0.83 A | Saturation Current Base0.72 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base61.3 Vµs | DC Resistance Base145 mΩ | Leakage Inductance Base0.13 µH | SizeEFD15 | Typegapped | –Check availability | |
| 749196128 | SPEC14.7 µH, 0.5 A, 0.55 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base14.7 µH | Rated Current Base0.5 A | Saturation Current Base0.55 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base49.3 Vµs | DC Resistance Base344 mΩ | Leakage Inductance Base0.3 µH | SizeER11/5 | Typegapped | –Check availability | |
| 749196218 | SPEC21.6 µH, 0.8 A, 0.48 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base21.6 µH | Rated Current Base0.8 A | Saturation Current Base0.48 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base63.4 Vµs | DC Resistance Base200 mΩ | Leakage Inductance Base0.17 µH | SizeER14.5/6 | Typegapped | –Check availability | |
| 749196518 | SPEC22.3 µH, 1.35 A, 0.93 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base22.3 µH | Rated Current Base1.35 A | Saturation Current Base0.93 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base123.4 Vµs | DC Resistance Base102 mΩ | Leakage Inductance Base0.24 µH | SizeEFD20 | Typegapped | –Check availability | |
| 749196318 | SPEC23.3 µH, 0.83 A, 0.43 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base23.3 µH | Rated Current Base0.83 A | Saturation Current Base0.43 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base61.3 Vµs | DC Resistance Base145 mΩ | Leakage Inductance Base0.13 µH | SizeEFD15 | Typegapped | –Check availability | |
| 749196118 | SPEC27.4 µH, 0.5 A, 0.29 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base27.4 µH | Rated Current Base0.5 A | Saturation Current Base0.29 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base49.3 Vµs | DC Resistance Base344 mΩ | Leakage Inductance Base0.3 µH | SizeER11/5 | Typegapped | –Check availability | |
| 749196507 | SPEC87.1 µH, 2.3 A, 0.16 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base87.1 µH | Rated Current Base2.3 A | Saturation Current Base0.16 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base86.3 Vµs | DC Resistance Base36 mΩ | Leakage Inductance Base0.18 µH | SizeEFD20 | Typeungapped | –Check availability | |
| 749196208 | SPEC140 µH, 0.8 A, 0.07 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base140 µH | Rated Current Base0.8 A | Saturation Current Base0.07 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base63.4 Vµs | DC Resistance Base200 mΩ | Leakage Inductance Base0.17 µH | SizeER14.5/6 | Typeungapped | –Check availability | |
| 749196308 | SPEC153.8 µH, 0.83 A, 0.06 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base153.8 µH | Rated Current Base0.83 A | Saturation Current Base0.06 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base61.3 Vµs | DC Resistance Base145 mΩ | Leakage Inductance Base0.13 µH | SizeEFD15 | Typeungapped | –Check availability | |
| 749196508 | SPEC196 µH, 1.35 A, 0.1 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base196 µH | Rated Current Base1.35 A | Saturation Current Base0.1 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base123.4 Vµs | DC Resistance Base102 mΩ | Leakage Inductance Base0.24 µH | SizeEFD20 | Typeungapped | –Check availability | |
| 749196108 | SPEC224.6 µH, 0.5 A, 0.04 A | Availability – | Status Activei| Production is active. Expected lifetime: >10 years. | Inductance Base224.6 µH | Rated Current Base0.5 A | Saturation Current Base0.04 A | Turns Ratio1:1:1:1:1:1 | Insulation Test Voltage1500 V (AC) | Voltage-µSecond Base49.3 Vµs | DC Resistance Base344 mΩ | Leakage Inductance Base0.3 µH | SizeER11/5 | Typeungapped | –Check availability |
Availability Forecast
WE item number: –
VPE–
Lead time– weeks
| Expected Availability | Opening inventory | Quantity |
|---|---|---|
| Current Availability | – | – |
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