Digital 2.5G DFB-LD Laser BLLD-235-SA4A(G)
DFB LASER Digital chip Coaxial Laser Module
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Overview
Specifications
| Parameter | Value |
|---|---|
| Reverse Voltage(LD) Vr(LD) [Absolute Maximum Ratings; Tc=25℃; CW] | max:2 V |
| Forward Current(LD) If(LD) [Absolute Maximum Ratings; Tc=25℃; CW, 25℃] | max:100 mA |
| Reverse Voltage(MPD) Vr(PD) [Absolute Maximum Ratings; Tc=25℃; CW, 85℃] | max:15 V |
| Forward Current(MPD) If(PD) [Absolute Maximum Ratings; Tc=25℃; CW, Iop=Ith+20mA] | max:2 mA |
| Storage Temperature Tstg [Absolute Maximum Ratings; Tc=25℃; CW, Iop=50mA] | min:-40 ℃；max:+85 ℃ |
| Operating Temperature Topr [Absolute Maximum Ratings; Tc=25℃; CW, Iop=Ith+20mA] | min:-20 ℃；max:70 ℃ |
| Lead Soldering Temperature/Time Ts [Absolute Maximum Ratings; Tc=25℃; VRD= 10V] | typical:260/10 or 360/5 |
| Fiber Bend Radius R [Absolute Maximum Ratings; Tc=25℃] | min:30 mm |
| Threshold Current Ith [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW] | min:3 mA；max:15 mA |
| Threshold Current [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW,T=85℃] | max:50 mA |
| Operating Voltage Vf [Transmitter Electrical and Optical Characteristics; Tc=25℃] | typical:1.1 V；max:1.5 V |
| Optical Output Power Pf [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If=50~65mA] | typical:10 mW |
| Center Wavelength λc [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If=Ith+20mA] | min:1540 nm；typical:1550 nm；max:1560 nm |
| Rise/Fall Time(20-80%) Tr/Tf [Transmitter Electrical and Optical Characteristics; Tc=25℃; If=Ith, Po=Pf, 50 Ohm] | max:120 pS |
| Monitor Current Im [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If=Ith+20mA] | min:100 uA；max:1000 uA |
| Capacitance C [Transmitter Electrical and Optical Characteristics; Tc=25℃; VRD=5V, f=1MHz] | typical:10 PF；max:15 PF |
| Dark Current Id [Transmitter Electrical and Optical Characteristics; Tc=25℃; VRD=5V] | max:100 |
| Spectral Width(-20dB) Δλ [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If= Ith+20mA] | max:0.3 nm |
| Slope Efficiency SE [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If=Ith+20mA] | min:0.19 W/A |
| Tracking Error TE [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, Im=Constant & If=Ith+20mA] | min:-1.5 dB；max:1.5 dB |
| Bandwidth BW [Transmitter Electrical and Optical Characteristics; Tc=25℃] | typical:2.5 GHz |
| Side Mode Suppression Ratio SMSR [Transmitter Electrical and Optical Characteristics; Tc=25℃; CW, If= Ith+20mA] | min:30 dB |
| Optical Isolation ISO [Transmitter Electrical and Optical Characteristics; Tc=25℃] | min:30 dB |
Applications
Key Features
Datasheet
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Supplier Information
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