1X1 RJ45 modular jack with transformer

Below is the drawing of this RJ45 modular jack

Schematics of this RJ45 modular jack

F4-135

ELECTRICAL SPECFICATIONS at 25°C:

1. Turn Ratio(±5%): 1CT:1CT

2. Inductance(100KHz/): 350uH MIN

3. Insertion Loss(dB MAX): -1.0dB(1-100MHz)

4. Return Loss(dB MIN): -18dB(1-30MHz),-16dB(30-60MHz),-12dB(60-80MHz)

5. Cross talk(dB MIN):-30dB(1-100MHz)

6. CMR(dB MIN): -30dB(1-100MHz)

7. HI-POT: 1500Vrms/0.5mA/60Sec or 1650Vrms/0.5mA/2Sec

8. Operating Temperature: -40°C TO +85°C

9. RoHS compliance: YES

There is a example of product transformer drawing.

1. 10/100/1000 Mbps network devices, network signal coupling, Signal LED indicator;
2. Signal LED, EMI selectable;
3. Network filter circuit selectable;
4. POE self-powered selectable; ork signal coupling, Signal LED indicator;
5. Network filters electrical performance measure up to "IEEE802.3 and IEEE802.3ab" standard;
6. The appearance and mechanical properties measure up to "FCC" standard;
   6.1 In consideration of the maximum suppression of electromagnetic interference it reserve the smallest interval on PCB;
   6.2 OCL: 350uH Min;
   6.3 Minimum separation of 1,500 Vrm;
   6.4 350u H OCl, 8mA offset minimum;
   6.5 Transformation ratio: Tx 1CT, 1CT Rx 1CT, 1CT;
7. RoHS compliance.