| Parameter | Unit | Values | |
| Stage | Single Stage | Dual Stage | |
| Center Wavelength | nm | 1310 or 1550 | |
| Operating Wavelength Range | nm | ±20 | |
| Typ. Peak Isolation | dB | 42 | 55 |
| Min. Isolation at 23℃ | dB | 24 | 44 |
| Typ. Insertion Loss at 23℃ | dB | 0.2 | 0.3 |
| Max. Insertion Loss at 23℃ | dB | 0.3 | 0.4 |
| Clear Aperture | mm | 0.9 | |
| Polarization Plane of Input | Refer to Drawing Below | ||
| Tilt Angle of Input Light | deg | 0 | |
| Max. Optical Power (CW) | mW | 500 @BD500um(Proper Alignment Is Necessary) | |
| Operating Temperature | ℃ | -5 to +70 | |
| Storage Temperature | ℃ | -40 to +85 | |
| A | B | C | D |
| Wavelength | Stage | Optical Path Orientation | Package Size |
|
31 = 1310nm 55 = 1550nm X = other |
S = Single Stage D = Dual Stage |
F = Forward (as indicated above) B = Backward |
1 = dia2.8×L3.7mm X = other |