- turns Ratio: 11:15:15
- Rated Current: 500mA
- Insulation Test Voltage: 2000VAC
- 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 | 8--1 | 1UEW-Fφ0.25*1P | 11Ts | Close winding two layer |
N2 | 5--6 | 1UEW-Fφ0.25*1P | 15Ts | Close winding two layer |
N3 | 3--4 | 1UEW-Fφ0.25*1P | 15Ts | Close winding two layer |
5.Electrical Properties
NO. | ITEMS | MEASURING POINT | TECHNICAL DATA | TEST CONDITION | INSTRUMENT |
1 | Inductors | L(8--1) | 80μH /MIN | 40KHz,1.0V,25℃ | HP4284A |
2 | LK | LK(8--1)SEC SHORT | 4.2μH /MAX | 40KHz,1.0V,25℃ | HP4284A |
3 | IR | COIL~CORE | 100Mohm MIN | DC500V | MF2511 |
4 | turns Ratio | N1:N2:N3 | 11:15:15 | 20KHz,1V,25℃ | TH3250 |
5 | DCR | R(8--1) | 95mΩ/MAX | 25℃ | CH502 |
R(5--6) | 110mΩ/MAX | 25℃ | CH502 | ||
R(3--4) | 110mΩ/MAX | 25℃ | CH502 | ||
6 | Insulation Test Voltage | COIL=>COIL | 2000V/AC | 60Hz 1mA 1S | CJ2670 |
7 | LAYER INSULATION | 8-1&5-6&3-4 | 600V/AC | / | 19503 |
Ambient temperature :–40°C to +85°C
Operating temperature:–40°C to +125°C