Datasheet > 1A448

1A448

更新时间： 2024-10-29 22:09:23

品牌	Logo	应用领域
MITEL		光电二极管激光二极管数据通信
页数	文件大小	规格书
10页	187K
描述
VCSEL Laser Diode(Datacom)

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1A448 数据手册

PPRROODDUUCCTT IINNFFOORRMMAATTIIOONN

1A448

Datacom

840nm

VCSEL Laser Diode

This Vertical Cavity Surface-

Emitting Laser is designed for Fibre

Channel, Gigabit Ethernet and ATM

applications. For eye safety, the opti-

cal power is attenuated to comply

with IEC Laser Class 1 requirements.

Optical and Electrical Characteristics (25° C Case Temperature)

PARAMETER

SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION

Fiber-Coupled Power

1A448

1A448A

100

160

␮W

I_F=12mA (Note 1)

I_F=12mA (Note 2)

fiber

Optical Power

400 ␮W

Slope Efficiency

␩

mW/A I_F=12mA

GHz I_F=12mA

(dP /dI )

Bandwidth

(3dB

)

Peak Wavelength

␭

830 840 860 nm I_F=12mA

0.5 nm I_F=12mA

1.9 2.2

Spectral Width (FWHM)

Forward Voltage (Fig.5)

Threshold Current

⌬

␭

V_F

I_th

I_F=12mA

3.5

Relative Intensity Noise

RIN

-130

dB/Hz I_F=12mA, f=1 GHz

Note 1: Fiber: 50/125 Graded Index, NA=0.2 or 62.5/125 Graded Index, NA=0.275.

Note 2: Complies with laser Class 1 when operated at max 12 mA; Class 3 above 12 mA.

Absolute Maximum Ratings

PARAMETER

SYMBOL

LIMIT

Ø4.7

Ø1.5

Storage Temperature

-55 to +125ЊC

0.6

stg

3.7

Operating Temperature (derating: Fig.4)

Electrical Power Dissipation (derating: Fig.4)

Continuous Forward Current (fр10 kHz)

Peak Forward Current (duty cycleр50%, fу1 MHz)

Reverse Voltage

Top

0 to +70ЊC

35 mW

15 mA

25 mA

1.5 V

tot

I_F

I_FRM

V_R

0.4

CASE

ANODE

CATHODE

Soldering Temperature (2mm from the case for 10 sec)

260ЊC

sld

2.5

Thermal Characteristics

PARAMETER

5.4

BOTTOM VIEW

SYMBOL MIN.

TYP.

MAX.

UNIT

The chip is isolated from the case.

Thermal Resistance - Infinite Heat Sink

400

ЊC/W

thjc

TO-46 Package With Lens

Thermal Resistance -No Heat Sink

Temp. Coefficient -Wavelength

700

ЊC/W

nm/ЊC

thja

d␭/dT

⌬P

0.06

Class 1 Laser Product

Optical Power - Variation 0 to 70ЊC

0.7

0.6

Threshold Current - Variation 0 to 70ЊC

⌬I

13534.11 & 12 1999-04-01

America: Tel 1-800-96MITEL Fax (613) 592-6909

Asia: Tel (65) 293 5312 Fax (65) 293 8527

Europe: Tel (46) 8 58 02 45 00 Fax (46) 8 58 02 01 10

Tel (44) 1291 436180 Fax (44) 1291 436771

12 3 4 5 6 7...10

中文翻译

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与1A448相关器件

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1A448A	MICROSEMI	获取价格	VCSEL Emitter, 830nm Min, 860nm Max, Through Hole Mount, TO-46
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1A4533-	COOPER	获取价格	PCB Fuse Clips for ATC/ATM Blade, 5mm, 1/4â
1A4533-01	COOPER	获取价格	PCB Fuse Clips for ATC/ATM Blade 5mm 1/4 & 13/32 Diameter Fuses
1A4533-01-R	EATON	获取价格	PCB Fuse-clips for ATC/ATM Blade, 5 mm
1A4533-06	COOPER	获取价格	PCB Fuse Clips for ATC/ATM Blade 5mm 1/4 & 13/32 Diameter Fuses
1A4533-06-R	EATON	获取价格	PCB Fuse-clips for ATC/ATM Blade, 5 mm
1A4533-07	ETC	获取价格	Fuse Clips for Printed Circuit Boards For ATC, 5mm, 1/4 and 13/32 Diameter Fuses
1A4534	COOPER	获取价格	PCB Fuse Clips for ATC/ATM Blade 5mm 1/4 & 13/32 Diameter Fuses