High reliability analog 1550nm DFB CWDM laser diode-DFB laser | SLED Module

High reliability analog 1550nm DFB CWDM laser diode

These CWDM lasers are optimal light sources for high-capacity long-haul optical transmission systems.

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Features

Analog bandwidth higher than 1000MHz;

High-reliability CWDM laser chip working;

Built-in InGaAs monitor photodiode, and isolator (optional);

4-pin coaxial pigtailed package, single mode fiber with FC/APC or SC/APC connector(or other connector type);

Standard output power (1.5~2.0mW) or higher output power(4mW) are available.

Applications

Fiber optical repeater systems;

CATV transmission systems (return paths/links);

Other analog applications.

Electro-Optical Parameters

Parameters	Symbol	Test Conditions	Min.	Typ.	Max.	Unit
Peak Optical Output Power	P_O	If=Ith+20mA	1.8	2	-	mW
Threshold Current	I_th	TL=25℃	-	10	15	mA
Laser Forward Voltage	V_lf	CW	-	1.2	2.0	V
Monitor Current	Irmon	CW, If=Ith+20mA, V_RD=5V	100	-	800	μA
Monitor Dark Current	I_D	I_F=0mA, V_RMON=5V	-	0.01	0.2	μA
Capacitance (PD)	C_t	Vrd=5V, f=1MHz	-	5	15	pF
Center Wavelength	λ_C	CW. If=Ith+20mA, **=n	1547	1550	1553	nm
Optical Isolation	-	T=25℃	30	-	-	dB
Tracking error	TE	Im hold(@Pf=1mW(25℃))	-1	-	1	dB
Spectral Width(-20dB)	△λ	Po = 2mW, T_C =0 to 70℃	-	0.1	1	nm

Package

Original Carton Package;

As customers‘ requirement.

Shipping

5-10 Working days after receive the payment;

Shipment: Air transportation(DHL / UPS / TNT / Fedex / EMS / CHINA POST);

Shipping fee depends on the weight and size.

Payment

For large orders: T/T, Credit card;

For small orders: Paypal are accepted.

Warranty

All products have been tested before shipping out;

All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)

Refund & Replacement

We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);

If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;

If the items are defective, please notify us within 3 days of delivery;

Any items must be returned in their original condition to qualify for a refund or replacement;

The buyer is responsible for all the shipping cost incurred.