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Overview
| Topology | Push-Pull Converter symmetrical isolated |
| IC revision | 1 |
Description
This application note provides measured data of NXF650x efficiency and output voltage performance across varying loads for commonly-used Würth transformers.
Typical applications
Products
| Order Code | Datasheet | Downloads | Status | Product series | VIN (V) | VOut1 (V (DC)) | IOut1 (A) | Type of Insulation | fswitch (kHz) | ∫Udt (Vµs) | NPRI : NSEC | L (µH) | VT (V (AC)) | L (mm) | W (mm) | H (mm) | Mount | n | Test Condition n | RDC 1 (Ω) | RDC 2 (Ω) | RDC 3 (mΩ) | RDC 4 (mΩ) | LS (nH) | Vin (V (DC)) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 760390013 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.5 | Functional | 250 - 550 | 11 | 1:1.7 | 475 | 2500 | 6.73 | 10.2 | 4.19 | SMT | 1:1.7 | N1+N2 : N3+N4 | 0.35 | 0.5 | – | – | – | 3.3 | |
| 760390015 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.45 | Functional | 250 - 550 | 11 | 1:2 | 475 | 2500 | 6.73 | 10.2 | 4.19 | SMT | 1:2 | N1+N2 : N3+N4 | 0.35 | 0.57 | – | – | – | 3.3 | |
 | 750313769 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.6 | Reinforced | 250 - 550 | 10 | 1:1.7 | 340 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:1.7 | N1+N2 : N3+N4 | 0.426 | 0.481 | – | – | – | 3.3 | |
| 750313626 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.5 | Reinforced | 250 - 550 | 10 | 1:2 | 340 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:2 | N1+N2 : N3+N4 | 0.436 | 0.581 | – | – | – | 3.3 | |
 | 750316028 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 3.3 | 0.8 | Functional | 400 - 700 | 13 | 1:1.75 | 86 | 2500 | 8.3 | 12.6 | 4.1 | SMT | 1:1.75 | N1+N2 : N3+N4 | 0.1 | 0.13 | – | – | – | 3.3 | |
| 750316029 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.6 | Functional | 400 - 700 | 8.9 | 1:2.1 | 72 | 2500 | 8.3 | 12.6 | 4.1 | SMT | 1:2.1 | N1+N2 : N3+N4 | 0.1 | 0.15 | – | – | – | 3.3 | |
 | 750316031 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 3.3 | 0.9 | Reinforced | 150 - 700 | 40 | 1:1.75 | 370 | 5000 | 12.32 | 15.41 | 11.89 | SMT | 1:1.75 | N1+N2 : N3+N4 | 0.16 | 0.35 | – | – | – | 3.3 | |
| 750316032 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.9 | Reinforced | 150 - 700 | 40 | 1:2 | 370 | 5000 | 12.32 | 15.41 | 11.89 | SMT | 1:2 | N1+N2 : N3+N4 | 0.16 | 0.4 | – | – | – | 3.3 | |
 | 750316853 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 12 | 0.165 | Supplementary | 200 - 600 | 15 | 1:4 | 200 | 2500 | 8.3 | 14.75 | 4.2 | SMT | 1:4 | N1+N2 : N3+N4 | 0.29 | 1.35 | – | – | 200 | 3.3 | |
| 750319845 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 3.3 V (DC) | 5 | 0.65 | Reinforced | 250 - 550 | 11 | 1:1.56 | 340 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:1.56 | N1+N2 : N3+N4 | 0.36 | 0.4 | – | – | – | 3.3 | |
| 750315371 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 4.5 - 5.5 V (DC) | 5 | 1 | Functional | 400 - 700 | 8.6 | 1:1.1 | 72 | 2500 | 8.3 | 12.6 | 4.1 | SMT | 1:1.1 | N1+N2 : N3+N4 | 0.09 | 0.09 | – | – | – | 5 | |
| 750316030 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 4.5 - 5.5 V (DC) | 3.3 | 1.2 | Functional | 400 - 700 | 10.2 | 1.3:1 | 94 | 2500 | 8.3 | 12.6 | 4.1 | SMT | 1.3:1 | N1+N2 : N3+N4 | 0.1 | 0.08 | – | – | – | 5 | |
| 750316033 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 4.5 - 5 V (DC) | 3.3 | 1 | Reinforced | 150 - 800 | 40 | 1.3:1 | 370 | 5000 | 12.32 | 15.41 | 11.89 | SMT | 1.3:1 | N1+N2 : N3+N4 | 0.16 | 0.11 | – | – | – | 5 | |
| 760390012 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 5 | 0.75 | Functional | 300 - 620 | 11 | 1:1.1 | 475 | 2500 | 6.73 | 10.2 | 4.19 | SMT | 1:1.1 | N1+N2 : N3+N4 | 0.31 | 0.33 | – | – | – | 5 | |
| 760390014 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 5 | 0.6 | Functional | 300 - 620 | 11 | 1:1.3 | 475 | 2500 | 6.73 | 10.2 | 4.19 | SMT | 1:1.3 | N1+N2 : N3+N4 | 0.31 | 0.37 | – | – | – | 5 | |
| 750313734 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 5 | 0.8 | Reinforced | 300 - 620 | 10 | 1:1.1 | 340 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:1.1 | N1+N2 : N3+N4 | 0.419 | 0.335 | – | – | – | 5 | |
| 750313638 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 5 | 0.65 | Reinforced | 300 - 620 | 10 | 1:1.3 | 340 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:1.3 | N1+N2 : N3+N4 | 0.35 | 0.33 | – | – | – | 5 | |
| 750313710 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 3.3 | 0.65 | Functional | 250 - 620 | 11 | 1.23:1 | 475 | 2500 | 6.73 | 10.2 | 4.19 | SMT | 1.23:1 | N3+N4 : N1+N2 | 0.33 | 0.37 | – | – | – | 5 | |
| 750315240 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 5 | 1 | Reinforced | 150 - 800 | 46 | 1:1.1 | 440 | 5000 | 12.32 | 15.41 | 11.89 | SMT | 1:1.1 | N1+N2 : N3+N4 | 0.15 | 0.15 | – | – | – | 5 | |
| 750316854 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 12 | 0.38 | Supplementary | 200 - 600 | 15 | 1:2.5 | 200 | 2500 | 8.3 | 14.75 | 4.2 | SMT | 1:2.5 | N1+N2 : N3+N4 | 0.285 | 0.85 | – | – | 200 | 5 | |
| 750316818 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 17 | 0.38 | Functional | 400 - 700 | 9 | 1:3.5 | 86 | 2500 | 8.3 | 12.6 | 4.1 | SMT | 1:3.5 | N1+N2 : N3+N4 | 0.1 | 0.44 | – | – | 200 | 5 | |
| 750343725 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 19.5 | 0.25 | Reinforced | 420 - 700 | 9 | 1:3.9 | 250 | 5000 | 9.14 | 12.7 | 7.62 | SMT | 1:3.9 | N1+N2 : N3+N4 | 0.355 | 0.87 | – | – | – | 5 | |
| 750320340 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 5 V (DC) | 17 | 0.25 | Reinforced | 220 - 700 | 16 | 1:3.5 | 200 | 6000 | 9.14 | 12.7 | 7.62 | SMT | 1:3.5 | N1+N2 : N3+N4 | 0.41 | 1.5 | – | – | – | 5 | |
| 750317828 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 24 V (DC) | 5 | 0.8 | Functional | 350 - 620 | 41 | 4.43:1 | 4000 | 2500 | 6.73 | 10.2 | 4.67 | SMT | 4.43:1 | N1+N2 : N3+N4 | 1.3 | 0.23 | – | – | – | 24 | |
 | 750320325 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PPTI Push-Pull Transformers | 24 V (DC) | 3.3 | 1 | Functional | 400 - 600 | 40 | 5.33:1 | 700 | 2500 | 8.5 | 13.12 | 5.5 | SMT | 5.33:1 | N1+N2 : N3+N4 | 0.35 | 0.06 | – | – | 1800 | 24 | |
 | 750320402 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | Push-Pull Transformer | 24 | 3.3 | 1.6 | Functional | 200 - 1000 | 130 | 5.33:1 | 700 | 2500 | 8.26 | 8.6 | 9.65 | SMT | 5.33:1 | N1+N2 : N3+N4 | 0.45 | 0.13 | – | – | 3000 | 24 | |
| 750320403 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | Push-Pull Transformer | 24 | 5 | 1.4 | Functional | 200 - 1000 | 150 | 3.6:1 | 750 | 2500 | 8.26 | 8.6 | 9.65 | SMT | 3.6:1 | N1+N2 : N3+N4 | 0.88 | 0.125 | – | – | 1700 | 24 | |
| 78931610505 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 5 | 0.35 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.19 | SMT | 1:1.15 | (1-3) : (6-4) | 0.14 | 0.14 | 150 | 150 | 500 | 5 | ||
| 78931610512 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 12 | 0.15 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.19 | SMT | 1:2.54 | (1-3) : (6-4) | 0.165 | 0.165 | 335 | 335 | 500 | 5 | ||
| 78931610515 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 15 | 0.115 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.19 | SMT | 1:3.15 | (1-3) : (6-4) | 0.155 | 0.155 | 635 | 635 | 500 | 5 | ||
| 78931610518 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 18 | 0.1 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.19 | SMT | 1:3.77 | (1-3) : (6-4) | 0.16 | 0.16 | 775 | 775 | 500 | 5 | ||
| 78931812505 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 5 | 0.75 | Functional | 420 | 9.5 | – | 86 | 2500 | 12.6 | 8.3 | 4.1 | SMT | 1:1.13 | (1-3) : (6-4) | 0.055 | 0.055 | 60 | 60 | 600 | 5 | ||
| 78931812512 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 12 | 0.31 | Functional | 420 | 9.5 | – | 86 | 2500 | 12.6 | 8.3 | 4.1 | SMT | 1:2.5 | (1-3) : (6-4) | 0.06 | 0.06 | 125 | 125 | 300 | 5 | ||
| 78931812515 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 15 | 0.25 | Functional | 420 | 9.5 | – | 86 | 2500 | 12.6 | 8.3 | 4.1 | SMT | 1:3.13 | (1-3) : (6-4) | 0.06 | 0.06 | 230 | 230 | 300 | 5 | ||
| 78931812518 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 18 | 0.21 | Functional | 420 | 9.5 | – | 86 | 2500 | 12.6 | 8.3 | 4.1 | SMT | 1:3.75 | (1-3) : (6-4) | 0.06 | 0.06 | 280 | 280 | 300 | 5 | ||
| 78931812523 | SPEC | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 23 | 0.165 | Functional | 420 | 9.5 | – | 86 | 2500 | 12.6 | 8.3 | 4.1 | SMT | 1:4.75 | (1-3) : (6-4) | 0.065 | 0.065 | 350 | 350 | 300 | 5 | ||
| 78931610305 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 5 | 0.35 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.74 | SMT | 1:1.69 | (1-3) : (6-4) | 0.145 | 0.145 | 210 | 210 | 500 | 3.3 | ||
| 78931610503 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 3.3 | 0.35 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.74 | SMT | 1:1.23 | (1-3) : (6-4) | 0.135 | 0.135 | 155 | 155 | 500 | 5 | ||
| 78931610506 | SPEC | 7 files | Active i| Production is active. Expected lifetime: >10 years. | WE-PSPA Push Pull & Gate Drive Transformer | – | 5 | 0.35 | Functional | 300 - 620 | 11 | – | 475 | 2500 | 10.46 | 6.73 | 4.74 | SMT | 1:1.31 | (1-3) : (6-4) | 0.135 | 0.135 | 160 | 160 | 500 | 5 |
| Order Code | Datasheet | |
|---|---|---|
| 760390013 | SPEC |
| 760390015 | SPEC |
| 750313769 | SPEC |
| 750313626 | SPEC |
| 750316028 | SPEC |
| 750316029 | SPEC |
| 750316031 | SPEC |
| 750316032 | SPEC |
| 750316853 | SPEC |
| 750319845 | SPEC |
| 750315371 | SPEC |
| 750316030 | SPEC |
| 750316033 | SPEC |
| 760390012 | SPEC |
| 760390014 | SPEC |
| 750313734 | SPEC |
| 750313638 | SPEC |
| 750313710 | SPEC |
| 750315240 | SPEC |
| 750316854 | SPEC |
| 750316818 | SPEC |
| 750343725 | SPEC |
| 750320340 | SPEC |
| 750317828 | SPEC |
| 750320325 | SPEC |
| 750320402 | SPEC |
| 750320403 | SPEC |
| 78931610505 | SPEC | |
| 78931610512 | SPEC | |
| 78931610515 | SPEC | |
| 78931610518 | SPEC | |
| 78931812505 | SPEC | |
| 78931812512 | SPEC | |
| 78931812515 | SPEC | |
| 78931812518 | SPEC | |
| 78931812523 | SPEC | |
| 78931610305 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | |
| 78931610503 | SPEC | |
| 78931610506 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Downloads | Status | Product series | VIN (V) | VOut1 (V (DC)) | IOut1 (A) | Type of Insulation | fswitch (kHz) | ∫Udt (Vµs) | NPRI : NSEC | L (µH) | VT (V (AC)) | L (mm) | W (mm) | H (mm) | Mount | n | Test Condition n | RDC 1 (Ω) | RDC 2 (Ω) | RDC 3 (mΩ) | RDC 4 (mΩ) | LS (nH) | Vin (V (DC)) | Samples |
|---|
