This WDM with PD filter is 3 ports passvie optical component based on TFF (Thin Film Filter) technology, which can divide 1550 CATV signal from GPON XGS-PON. The PD 3 PINs analog photo diode for receiving CATV signal.

Features
Low insertion loss
High isolation
Operating temperature -40 to 85 °C
Telcoredia GR-1209-CORE and GR-1221-CORE
PCT 168 hours reliability

Parameters	Unit	Limited Value
Pass  Insertion Ioss	dB	≤0.6
Reflect Insertion Loss	dB	≤0.4
PDL(Polarization Dependent Loss)	dB	≤0.1
Pass Isolation	dB	≥30
Reflect Isolation	dB	≥15
Return Loss	dB	≥45
Directivity	dB	≥55