- turns Ratio: 1:2:2
- Rated Current: 1A/500mA
- Insulation Test Voltage: 500VAC
- Application: Drive isolation circuit
- Operating temperature: –40 ℃ to +125 ℃
1. Dimensions:mm
2 .Schematic:
3. RecommendeLand Pattern: mm
4.Winding STEP:
| WDG | TERMINAL | WIRE | TURNS | REMARKS |
| N1 | 1--4 | 2UEW-Hφ0.25*2P | 8Ts | Double wire parallel winding，Close winding |
| N2 | 6--5 | 2UEW-Hφ0.25*1P | 16Ts | Close winding |
| N3 | 8--7 | 2UEW-Hφ0.25*1P | 16Ts | Close winding |
5.Electrical Properties
| NO. | ITEMS | MEASURING POINT | TECHNICAL DATA | TEST CONDITION | INSTRUMENT |
| 1 | Inductors | L(1--4) | 42μH /MIN | 40KHz,1.0V,25℃ | HP4284A |
| 2 | LK | LK(1--4) SEC SHORT | 2.7μH /MAX | 40KHz,1.0V,25℃ | HP4284A |
| 3 | IR | COIL~CORE | 100Mohm MIN | DC500V | MF2511 |
| 4 | turns Ratio | N1:N2:N3 | 1:2:2 | 20KHz,1V,25℃ | TH3250 |
| 5 | DCR | R(1--4) | 25mΩ/MAX | 25℃ | CH502 |
| R(6--5) | 105mΩ/MAX | 25℃ | CH502 | ||
| R(8--7) | 105mΩ/MAX | 25℃ | CH502 | ||
| 6 | Insulation Test Voltage | COIL => COIL | 500V/AC | 60Hz 5mA 3S | CJ2670 |
| 7 | LAYER INSULATION | 1-4&6-5&8-7 | 1000V/AC | / | 19503 |
Ambient temperature :–40°C to +85°C
Operating temperature:–40°C to +125°C