------KY-BPD Series
Features:
l High reliability
l DC coupled
l Low Group delay
l Bandwidth up to 25GHZ
l CMRR 30dB
l Built-in Bias-T
l Hermetic package with SMA RF connector
Applications:
l Optical fiber sensor
l Coherent optical system
l Doppler lidar
l DPSK/ DQPSK Communication
l Science analysis and experiment
Electrical/Optical Characteristics (T= 25°C, VPD+=5V, VPD-=-5V, λ=1.55μm)
Parameter | Symbol | Min. | Typ. | Max. | Unit |
-3dB bandwidth | -10G | BW | 10 |
| 10/25 | GHz |
-25G | 25 |
|
|
|
wavelength range | λ | 1100 |
| 1650 | nm |
Responsivity | -10G | Re | 0.90 | 0.94 |
| A/W |
-25G | 0.80 | 0.85 |
|
Common Mode Rejection Ratio | CMRR | 25 | 30 |
| dB |
Dark current | Id |
| 10 | 20 | nA |
Saturation Optical Power | Ps |
|
| 10 | dBm |
Optical return loss | RL |
|
| 25 | dB |
RF return loss | S22 |
|
| -10 | dB |
Absolute Maximum Rating (T= 25℃)
Parameter | Sym. | Rating | Unit |
Storage temperature range | TSTG | -40 ~ +85 | ℃ |
Operating case temperature range | TC | -40 ~ +70 | ℃ |
PD Bias Voltage | VPD+ | +9 | V |
VPD- | -9 | V |
Balanced Input optical Power | Pin | 10 | dBm |
Electrical static discharge | VESD | >250 | V |
Lead soldering temperature | Tp | 260(10s) | ℃ |
Test curve
Fig1. Frequency Response Curve (KY-BPD-10G-I-FA, INPUT+&INPUT-)
Fig2. Frequency Response Curve (KY-BPD-25G-I-FA, INPUT+&INPUT-)
Dimension (Unit: mm)
PIN: 1: GND; 2: Vpd-; 3: Vpd+