2016年新供应1550nm分光型光隔离器 type parameter 1550 1580 isolator stage single stage dual stage single stage dual stage operating wavelength range(nm) 1550+/-15 1580+/-15 excess loss(port1 to port3) (db) ≤0.7 ≤0.8 ≤0.7 ≤0.8 tap ratio (port1 to port2)(%) 1+/-0.4(19.2~23.0), 2+/-0.4(16.2~18.5), 5+/-1.0(12.2~14.0), 10+/-2.0(9.2~11.0) typ. peak isolation(port3 to port1)(db) 40 55 40 55 isolation(port3 to port1)@ 23 ℃ ≥28 ≥45 ≥28 ≥45 pmd(port1 to port3) (ps) ≤0.25 ≤0.1 ≤0.25 ≤0.1 pdl(port1 to port3,port1 to port2) (db) ≤0.10 ≤0.15 ≤0.10 ≤0.15 directivity (port3 to port2)(db) ≥55 return loss (db) ≥55 power handling (mw) ≤500 fiber type: smf-28e for all ports operating temperature ( ℃ ) 0 ~ +70 storage temperature ( ℃ ) -40 ~ +85 package dimeion (mm) ф5.5 × l35(p1)