Datasheet

BLD-775-14BF
Download Datasheet:
BLD-775-14BF.pdf
Single frequency FBG-stabilized laser diode module designed for optical measurement and communication. The laser is packaged in Butterfly package with monitor photodiode and thermo-electric cooler (TEC). Module is pigtailed with 0.5-0.9 m of single mode or polarization maintaining (optional) fiber and connectorized by FC/APC connector.

Optical and electrical characteristics:
Parameter Symbol Test condition Min. Typ. Max. Unit
Optical Power Pf CW 10 mW
Pulsed Optical Power Pfp Pulse, τ=10µs, D=1% 20 mW
Treshold Current Ith 30 40 70 мА
Forward Current If Pf 100 150 mA
Pulsed Forward Current Ifp Pfp, τ=10µs, D=1% 200 mA
Forward Voltage Vf Pf 2.5 V
Center Wavelength λc Pf 774 775 776 nm
Spectral Width Δλc Pf 1 MHz
Side Mode Suppression Ratio SMSR 30 dB
Single-Frequency Continuous Tuning Range Δf 1 GHz
Current Tuning Δλ/ΔI 0.001 nm/mA
Temperature Tuning Δλ/ΔT 0.08 nm/°C
Monitor Current Im Pf 20 500 µA
PD Dark Current Id Vrd=5V 0.1 µA
TEC Current It It 1.4 A
TEC Voltage Vt TC=70°C 2.7 V
Thermal Resistance R0 T=25°С, B=3900±100K 9.5 10 10.5 kΩ
Extinction Ratio (PM fiber) Xp Pf 20 dB

Packaging:
Butterfly Type 1 (Default): Butterfly Type 2:
№ Parameter № Parameter № Parameter № Parameter
1 Cooler anode + 8 NC 1 Thermistor 8 Case
2 Thermistor 9 NC 2 Thermistor 9 Case
3 PD anode - 10 LD anode + 3 LD DC cathode - 10 Case
4 PD cathode + 11 LD cathode - 4 PD anode - 11 LD anode +
5 Thermistor 12 NC 5 PD cathode + 12 LD RF cathode -
6 NC 13 Case 6 Cooler anode + 13 LD anode +
7 NC 14 Cooler cathode - 7 Cooler cathode - 14 NC