laser diode

laser diode 1)CWDM 2.5G 2)1270-1610nm DFB Laser diode 3)with excellent quality and competitive price

 laser diode  1310nm 2.5G DFB 

1. Features:

Adopt Fabry Perot ( Multi-Quatum-Well )Structure

DFB Coaxial Package

Built-in InGaAs monitor

High Reliability ,Long operation life

Laser welding fixed  

Various connector Type

Various output power (0.5mw-4mw)

2.Applications :

 Optical Transmitter of Data Signal

 Optical Transmitter of Analog Signal

 Optical Bidi Module and Optical Receiver

 Test Equipments

 Transceiver Module

 Telecommunication

3.(Tc=25°C) ABSOLUTE MAXIMUM RATINGS (Tc=25°C) 

Parameter	Symbol	Ratings	Unit
LD Operating Current	If(LD)	Ith+20	mA
LD Reverse Voltage	Vr(LD)	2.0	v
PD Operating Current	If(PD)	2	mA
PD Reverse Voltage	Vr(PD)	15	V
Operationg tempereture	Topr	-40~+85	°C
Storage tempereture	Tstg	-40~+85	°C
Welding tempereture	Tsld	260/10	°C/S

4. (Tc=25oC) OPTICAL AND ELECTRICAL CHARACTERISTICS:

Parameter	Symbol	Min	Type	Max	Unit	Test Condition
Threshold Current	Ith	5		15	mA	CW
Forward Voltage	Vop		1.1	1.6	V	CW,If=Iop
Optical Output Power	Pf	0.2		5.0	mW	CW,If=Ith+20mA
Center Wavelength	λc	λ-3	λ	λ+3	nm	CW,P0 = Pf
Rise/Fall Time(10~90)%	Tr/Tf			0.4	nS	If=Ith,Po=Pf(10-90)%
Monitor Current	Im	0.1		1	mA	CW,P0 = Pf
Capacitance PD	CPD		10	15	PF	VRD=5V
Dark Current PD	Id			1	nA	VRD=5V
Side Mode Suppression Ration	SMSR	30	35		dB	CW,Po=5mW

According to customer requirements out of fiber-power design; side-mode suppression ratio only applies to DFB Laser Module.

 5. LD PinASSIGNMENT

6.Purchase information 

 BLLD-XXX-XXXX-XXX Coaxial Package laser diode:

—X	X		X	—X	X	X	X	—X	X	X
Package type	Type conncetor		Package  series	Type LD	Wavelength	power	PD Conn-ector  pin	Date rate	isolator	A&V ROHS
	Fiber	Rec
P:fiber R:receptacle	F:FC/UPC S:SC/UPC T:ST/PC FA:FC/APC SA:SC/APC N:NO	A:FC-1 B:FC-2 C:FC-3 D:SC E:ST	1:Type 1 2:Type 2 3:Type 3 4:Type 4 5:Type 5 No:R	D:DFB LD F:FP LD	31:1310nm 55:1550nm 51:1510nm 53:1530nm 57:1570nm others	05:0.5mW 10:1.0mW 20:2.0mW 30:3.0mW 40:4.0mW	A:type A B:type B C:type C	1:1.25Gb/s 2:2.5Gb/s	G:isolator NO:nothing	R:pass ROHS NO:nothing

BL is the bely communication Equipment Co,.Ltd, Such as the part number is BLLD-PFA2-F3110A-1GR,It means laset diode is FP wavelength of LD is 1310nm, pin assignment is type A ,Power is 1mW,with isolator, the connector is FC/APC ,date rate is 1.25Gb/s,pass ROHS certification.

Semiconductor lasers and detectors are Static sensitive components are vulnerable to Electrostatic discharge (ESD)and surge over Current (EOS) damage! Please comtact with Static sensitive components to take appropriate Preventive measures.