1550nm tunable VCSEL vertical cavity surface emitting laser (with TEC)

1550nm VCSEL is a vertically emitting MOVPE grown GaAsP/AlGaAs single mode diode laser. Wavelength tuning can be achieved by laser current and temperature tuning. Built-in TEC and PD

Product features：TO-56 7-pin small package outline、 Aspheric collimating lens、 Integrated TEC (temperature stabilized)、 CW optical output power: 1.6mW typical (@20°C TEC temperature)、 Single-mode VCSEL、 Center wavelength can be in several bands through C and L bands.、 Wide tuning range: >8nm、 High modulation bandwidth (10 Gbps)、 Fast wavelength tuning (about 100 kHz)

Application area：Optical communications、 Scanning light sources、 Optical gas sensing、 LiDAR

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Part Number

PL-VCSEL-1550-1-A82-TO56

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General Parameters

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Dimensional Drawing

Technical parameters:

Conditions: T_OP = 20°C, I_OP = 2.0 mA unless otherwise specified (P = chip backside temperature, controlled by TEC)

Parameter	Symbol	Index			Unit
		Min.	Typ.	Max
Optical output peak power @ 25º C	P	1.0	1.6		mW
Operating current	I_op	0	18	25	mA
Operating temperature	T_op	-40	25	85	°C
Threshold current	I_th		8	12	mA
Slope efficiency (CW, Tc=25°C)	SE	0.14	0.18		mW/mA
Laser drive voltage	V_cc	0	1.5	2.5	V
Resistance	R_s		50		Ω
Center wavelength (please specify center wavelength)	Δλ	1525		1575	nm
Guaranteed tuning range (applying positive voltage will reduce peak wavelength)	λ	8	10		nm
Maximum tuning response rate	f_max	100	200	-	kHz
Side mode suppression ratio (SMSR)	SMSR	30	40		dB
Linewidth (-3 dB FWHM), CW Ibias=Iop	σ			300	MHz
Relative intensity noise	RIN			-128	dB/Hz
Tuning voltage	V_tune	0	Test Sheet	Test Sheet	V
Tuning current	I_tune	0	-	100	μA
TEC voltage	V_TEC		0.35	1.5	V
TEC current	I_TEC		0.05	0.6	A

Absolute Maximum Ratings:

Parameters	Symbol	Index	Unit
Storage temperature	T_stg	-20 to +85	°C
Operating temperature	T_c	-5 to +70	°C
Forward current	I_LD	25	mA
Reverse voltage	V_LD	3	V
Soldering temperature	T_sld	350 (10 sec.)	°C