Response Spectrum 750–1650nm; 3dB bandwidth 50 GHz, Reponsivity 0.35A/W@0.85μm, Material InGaAs
| Part Number : M-WPDM-50G-MM |
| Unit Price : USD [Please inquire] |
| Lead time : [Please inquire] |
| Inventory quantity : [Please inquire] |
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The M-WPDM-50G-MM is a high-performance photodetector optimized for the 850 nm wavelength band, with a broad operating wavelength range of 750–1650 nm for high-speed RF-to-optical signal conversion.It features an integrated internal bias circuit and 50 Ω impedance matching, delivering a 3 dB bandwidth of ≥45 GHz and a responsivity of ≥0.3 A/W at 850 nm.The M-WPDM-50G-MM is ideal for 850 nm optical communications, high-speed RF/optical signal conversion, and advanced test and measurement systems.
Specifications
Parameter | Symbol | Test condition | Least value | Representative value | Crest value | Unit |
Operating wavelength | λ | 750 | 1650 | nm | ||
Responsivity |
R | λ=785 nm3 | 0.3 | 0.35 |
A/W | |
λ=850 nm3 | 0.3 | 0.35 | ||||
λ=1310 nm4 | 0.7 | 0.75 | ||||
λ=1550 nm4 | 0.65 | 0.7 | ||||
Dark current | Id | Vr =+1.5 V | 20 | 50 | nA | |
3dB bandwidth 1 | BW | Vr= +1.5 V,PRF= - 10 dBm, P opt= 0 dBm | 40 | 50 | GHz | |
RF return loss | S22 | Vr =+1.5 V | - 105 , -56 | dB | ||
Saturation optical power 2 | Psat | Vr =+1.5 V | 6 | dBm |
Note: Unless otherwise specified, the test temperature is 25 ± 3°
1 Test at delivery with λ= 1550;
2 Test at λ=1550 during delivery.
3 Multi-mode OM3 optical fiber input
4 Single-mode SMF optical fiber input
5 Up to 30 GHz
6 Up to 50 GHz
Typical Test Curve

Absolute Maximum Ratings
Parameter Name | Symbol | Nominal value | Unit |
Luminous power | Ps | 10 | dBm |
Bias voltage | Vr | 6 | V |
Working temperature | Top | -40 ~ +70 | ℃ |
Storage temperature | Tstg | -55 ~ +85 | ℃ |