Fiber Optics - Transmitters - Discrete

Image Part Number Description / PDF Quantity Rfq
AFBR-812RH1Z

AFBR-812RH1Z

Foxconn OE Technologies

TRANSCEIVER

0

20400073811

20400073811

HARTING

RECEPTACLE 7-WAY

0

AFBR-814FH1Z

AFBR-814FH1Z

Foxconn OE Technologies

TRANSCEIVER

0

20400073832

20400073832

HARTING

RECEPTACLE 7-WAY, 2X LED 660NM +

0

AFBR-812FH1Z

AFBR-812FH1Z

Foxconn OE Technologies

TRANSCEIVER

0

20400034831

20400034831

HARTING

DIODENHALTER 3-FACH ISK MEGAMAPC

0

HFBR-1505AFZ

HFBR-1505AFZ

Broadcom

XMITTER FIBER OPTIC SERCOS SMA

167

20400073822

20400073822

HARTING

RECEPTACLE 7-WAY, 2X LED 660NM +

0

AFBR-814RN1Z

AFBR-814RN1Z

Foxconn OE Technologies

TRANSCEIVER

0

20400034813

20400034813

HARTING

RECEPTACLE 3-WAY, STRAIGHT (2XT,

0

AFBR-811RH1Z

AFBR-811RH1Z

Foxconn OE Technologies

TRANSCEIVER

0

20400023912

20400023912

HARTING

RECEPTACLE 3-WAY, 1X LED 660NM +

7

20400123822

20400123822

HARTING

RECEPTACLE 16-WAY, 6X LED 660NM

0

HFBR-1415PMZ

HFBR-1415PMZ

Broadcom

LOW COST HI PWR TX FO METAL ST E

0

HFBR-1454Z

HFBR-1454Z

Broadcom

XMITTER MINI HP FIBER OPT SMA

0

HFBR-1542ETZ

HFBR-1542ETZ

Broadcom

TX OPT HIGH PERFORMANCE 1MBD

341

AFBR-811RH3Z

AFBR-811RH3Z

Foxconn OE Technologies

TRANSCEIVER

0

AFBR-812RN1Z

AFBR-812RN1Z

Foxconn OE Technologies

TRANSCEIVER

0

HFBR-1532ETZ

HFBR-1532ETZ

Broadcom

XMITTER FIBER OPTIC

91

AFBR-811FH1Z

AFBR-811FH1Z

Foxconn OE Technologies

TRANSCEIVER

0

Fiber Optics - Transmitters - Discrete

1. Overview

Discrete fiber optic transmitters are optoelectronic devices that convert electrical signals into optical signals through individual component packages. They serve as fundamental building blocks in fiber communication systems, enabling data transmission via modulated light waves. These transmitters play critical roles in telecommunications, data centers, and sensing applications due to their high bandwidth efficiency and electromagnetic interference immunity.

2. Major Types & Functional Classification

TypeFunctional CharacteristicsApplication Examples
LED TransmittersLow-cost, low-power, broad spectral widthShort-distance links ( 2km), premises networks
Laser Diodes (LD)High power, narrow linewidth, high speedLong-haul telecom, CATV systems
VCSELsLow divergence beam, low power consumptionData center interconnects (100G-400G)
Electro-absorption Modulated Lasers (EML)Integrated modulation, low chirpHigh-speed DWDM systems ( 100Gbps)

3. Structure & Components

Typical discrete transmitters consist of: (1) Light source (LED/LD/VCSEL chip), (2) Optical sub-assembly (OSA) with lens/filter, (3) Electrical interface (bonding wires/PCB), (4) Hermetic package (TO-can or surface-mount). Advanced designs integrate drivers/modulators in photonic integrated circuits (PICs).

4. Key Technical Specifications

ParameterSignificance
Wavelength (1270-1610nm)Determines fiber transmission window and dispersion characteristics
Output Power (-20 to +20dBm)Affects transmission distance and signal-to-noise ratio
Modulation Bandwidth (DC-67GHz)Limits maximum data rate capability
Chirp CharacteristicsImpacts dispersion penalty in high-speed systems
Operating Temperature (-40 to +85 C)Determines environmental deployment flexibility

5. Application Domains

Primary industries include: Telecommunications (DWDM networks), Data Centers (QSFP modules), Cable TV (HFC networks), Industrial Sensing (strain/temperature monitoring). Typical equipment: Optical line terminals (OLTs), active optical cables (AOCs), OTDR test instruments.

6. Leading Manufacturers & Products

VendorRepresentative Product
II-VI Incorporated100G CFP EML transmitter
LumentumMulti-junction VCSEL arrays
Finisar (II-VI)TO-Can DFB lasers
BroadcomIntegrated TOSA assemblies
NeoPhotonicsHigh-power narrow-linewidth lasers

7. Selection Guidelines

Key considerations: (1) Match wavelength to system requirements (O-band/C-band), (2) Verify output power vs. link budget needs, (3) Ensure modulation bandwidth exceeds data rate requirements, (4) Evaluate thermal stability for operating environments, (5) Consider packaging form factor (TO/ROSA vs. SMT), (6) Balance cost/performance for volume deployments.

8. Industry Trends

Current development directions include: (1) 400G+ transmission through advanced modulation formats, (2) Silicon photonics integration for cost reduction, (3) Shortwave infrared (SWIR) sources for emerging applications, (4) AI-driven digital signal processing co-design, (5) Environmental compliance with RoHS/Green Photonics initiatives. Market growth in 5G fronthaul and automotive LiDAR applications is driving innovation in compact, low-power transmitters.

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