Size | Dimensions | L (mm) | W (mm) | H (mm) | |
---|---|---|---|---|---|
8018 | 8 | 8 | 1.8 | ||
8038 | 8 | 8 | 3.8 |
LTSpice files
Characteristics
- Core material: NiZn
- Low profile
- Magnetical shielded which results in a low leakage field
- 8x8 mm case
- Operating temperature range -40 up to 125°C
- 1:1 transformer
- Low self-losses
- Higher Self Resonant Frequency
- Low leakage inductance
- Coupled inductor with two identical windings
- Recommended solder profile: Reflow
Applications
- Non-Isolated Flyback Converter
- Buck or Boost with auxiliary winding
- BUCK-BOOST, SEPIC, ZETA & CUK Converter
- Switching regulators with second, unregulated output voltage
Application Notes
Products
All
8018
8038
Order Code | Datasheet | Simulation | Downloads | Status | L1 (µH) | L2 (µH) | n | IR (A) | IR 2 (A) | ISAT (A) | ISAT1 (A) | ISAT2 (A) | RDC1 typ (mΩ) | RDC2 typ (mΩ) | RDC1 max (mΩ) | RDC2 max (mΩ) | fres 1 (MHz) | Design Kit | Samples |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
744894300033 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 0.33 | 0.33 | 1:1 | 4 | 4 | 9 | 9 | 9 | 11.1 | 11.1 | 15 | 15 | 280 | 744894 | ||
744894300068 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 0.68 | 0.68 | 1:1 | 3.3 | 3.3 | 6.5 | 6.5 | 6.5 | 16.3 | 16.3 | 21 | 21 | 190 | 744894 | ||
74489430010 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 1 | 1 | 1:1 | 2.85 | 2.85 | 5.1 | 5.1 | 5.1 | 22.2 | 22.2 | 28 | 28 | 136 | 744894 | ||
74489430022 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 2.2 | 2.2 | 1:1 | 1.9 | 1.9 | 3.5 | 3.5 | 3.5 | 49.5 | 49.5 | 58 | 58 | 85 | 744894 | ||
74489430027 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 2.7 | 2.7 | 1:1 | 1.85 | 1.85 | 3 | 3 | 3 | 69.5 | 69.5 | 80.5 | 80.5 | 65 | 744894 | ||
74489430039 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 3.9 | 3.9 | 1:1 | 1.6 | 1.6 | 2.55 | 2.55 | 2.55 | 82 | 82 | 94 | 94 | 60 | 744894 | ||
74489430056 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 5.6 | 5.6 | 1:1 | 1.45 | 1.45 | 2.2 | 2.2 | 2.2 | 114 | 114 | 131 | 131 | 50 | 744894 | ||
74489430068 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | 6.8 | 6.8 | 1:1 | 1.25 | 1.25 | 2 | 2 | 2 | 128 | 128 | 146 | 146 | 46 | 744894 | ||
74489430100 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 10 | 10 | 1:1 | 1 | 1 | 1.65 | 1.65 | 1.65 | 190 | 190 | 215 | 215 | 35 | 744894 | ||
74489430120 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 12 | 12 | 1:1 | 0.95 | 0.95 | 1.55 | 1.55 | 1.55 | 202 | 202 | 227 | 227 | 33 | 744894 | ||
74489430150 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 15 | 15 | 1:1 | 0.85 | 0.85 | 1.25 | 1.3 | 1.3 | 262 | 262 | 295 | 295 | 29 | 744894 | ||
74489430180 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 18 | 18 | 1:1 | 0.8 | 0.8 | 1.2 | 1.2 | 1.2 | 345 | 345 | 380 | 380 | 27 | 744894 | ||
74489430220 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | 22 | 22 | 1:1 | 0.7 | 0.7 | 1.1 | 1.1 | 1.1 | 435 | 435 | 480 | 480 | 17 | 744894 | ||
744894400039 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 0.39 | 0.39 | 1:1 | 4.5 | 4.5 | 14 | 14 | 14 | 11.6 | 11.6 | 14.5 | 14.5 | 210 | 744894 | ||
744894400082 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 0.82 | 0.82 | 1:1 | 3.7 | 3.7 | 9.6 | 9.6 | 9.6 | 15.9 | 15.9 | 20 | 20 | 140 | 744894 | ||
74489440012 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 1.2 | 1.2 | 1:1 | 3.05 | 3.05 | 7.5 | 7.5 | 7.5 | 20.2 | 20.2 | 26 | 26 | 90 | 744894 | ||
74489440018 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 1.8 | 1.8 | 1:1 | 2.85 | 2.85 | 5.8 | 5.8 | 5.8 | 25.5 | 25.5 | 31 | 31 | 60 | 744894 | ||
74489440027 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 2.7 | 2.7 | 1:1 | 2.5 | 2.5 | 5.1 | 5.1 | 5.1 | 34.5 | 34.5 | 40 | 40 | 55 | – | ||
74489440036 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 3.6 | 3.6 | 1:1 | 2.3 | 2.3 | 4.6 | 4.6 | 4.6 | 47 | 47 | 53 | 53 | 45 | – | ||
74489440047 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 4.7 | 4.7 | 1:1 | 1.85 | 1.85 | 4.2 | 4.2 | 4.2 | 54.5 | 54.5 | 64 | 64 | 30 | 744894 | ||
74489440068 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | 6.8 | 6.8 | 1:1 | 1.45 | 1.45 | 3.2 | 3.2 | 3.2 | 88 | 88 | 100 | 100 | 25 | 744894 | ||
74489440100 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | 10 | 10 | 1:1 | 1.35 | 1.35 | 2.6 | 2.6 | 2.6 | 113 | 113 | 128 | 128 | 23 | 744894 | ||
74489440120 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 12 | 12 | 1:1 | 1.3 | 1.3 | 2.3 | 2.3 | 2.3 | 117 | 117 | 132 | 132 | 20 | 744894 | ||
74489440150 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 15 | 15 | 1:1 | 1.1 | 1.1 | 2.2 | 2.2 | 2.2 | 165 | 165 | 185 | 185 | 17 | 744894 | ||
74489440180 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 18 | 18 | 1:1 | 1.05 | 1.05 | 1.9 | 1.9 | 1.9 | 179 | 179 | 201 | 201 | 15 | 744894 | ||
74489440220 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | 22 | 22 | 1:1 | 1 | 1 | 1.8 | 1.8 | 1.8 | 203 | 203 | 228 | 228 | 14 | 744894 |
Order Code | Datasheet | Simulation |
---|---|---|
744894300033 | SPEC | |
744894300068 | SPEC | |
74489430010 | SPEC | |
74489430022 | SPEC | |
74489430027 | SPEC | |
74489430039 | SPEC | |
74489430056 | SPEC | |
74489430068 | SPEC | |
74489430100 | SPEC | |
74489430120 | SPEC | |
74489430150 | SPEC | |
74489430180 | SPEC | |
74489430220 | SPEC | |
744894400039 | SPEC | |
744894400082 | SPEC | |
74489440012 | SPEC | |
74489440018 | SPEC | |
74489440027 | SPEC | |
74489440036 | SPEC | |
74489440047 | SPEC | |
74489440068 | SPEC | |
74489440100 | SPEC | |
74489440120 | SPEC | |
74489440150 | SPEC | |
74489440180 | SPEC | |
74489440220 | SPEC |
Samples |
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Order Code | Datasheet | Simulation | Downloads | Status | L1 (µH) | L2 (µH) | n | IR (A) | IR 2 (A) | ISAT (A) | ISAT1 (A) | ISAT2 (A) | RDC1 typ (mΩ) | RDC2 typ (mΩ) | RDC1 max (mΩ) | RDC2 max (mΩ) | fres 1 (MHz) | Design Kit | Samples |
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Assortments
Articles from this product series can be found in the following assortments:
Videos
WE-MCRI – Innovative Molded Coupled Inductor by Würth Elektronik eiSos