#transceiver module

Effects of Optical Transceiver Runs Too Hot

Elevated operating temperatures are a common issue for fiber transceivers, as they can disrupt the normal operation of internal components and cause a series of negative effects. Below are the key consequences of overheating in transceivers:

Increased Power Consumption

When an transceiver module works in high-temperature surroundings, its power use will go up significantly. High heat makes it harder for internal parts to dissipate heat well, and more heat builds up as electric current flows through the module. This not only makes the optical transceiver consume more power, but also pushes up its internal temperature further. It creates a vicious cycle that can eventually cause overheating and permanent thermal damage to the optical transceiver.

Increased Failure Rate

High temperatures have a significant impact on the lifespan of optoelectronic components. High temperatures accelerate material aging and thermal failure in optical transceiver, leading to changes or damage to the electrical and optical properties of some components. This increases the failure rate of optical modules and shortens their lifespan over long term use.

Optical Performance Degradation

Under high temperature environments, some important optical properties of optical transceiver may undergo irreversible changes. For example, the transmit power and receive sensitivity of the optical module may decrease, while noise and distortion may increase, leading to a deterioration in transmission quality. This is highly detrimental to optical communication and optical network applications that require high precision and high reliability.

Defocusing and Misalignment

Effects of Optical Transceiver Runs Too Cool

While low temperatures are less common in practical applications, they can also affect the performance and service life of fiber optic transceivers. The following are the main effects of low temperature on optical transceivers:

Degraded Optical Performance

In low temperature environments, some optical properties of optical transceiver may change, such as decreased transmit power and receive sensitivity, increased noise and distortion, and deteriorated transmission quality. This is mainly because low temperatures alter the mechanical and electrical properties of materials, thus affecting the performance of optical components.

Increased Taper Effect

In low temperature environments, the transmitting and receiving components of an optical module may change due to material shrinkage. This can cause the optical path of the optical transceiver to become out of focus or shift, preventing the optical components from achieving their expected performance. This is particularly prone to occur in low temperature environments, and the problem is more severe for optical transceiver requiring high precision alignment.

Material Embrittlement and Fracture

In low-temperature environments, some materials become more brittle, making them prone to cracking and fracture. This can damage the components and packaging of the optical module, thus affecting its performance and lifespan.

Reasons for too Hot or too Cool Operating Temperature of Optical Transceiver Ambient Temperature

Ambient temperature is one of the most important factors affecting the operating temperature of transceiver. High temperatures or heat sources in the environment will cause the optical transceiver temperature to rise. Conversely, extremely cold environments or inadequate cooling measures will cause the optical transceiver temperature to drop too low.

Heat Dissipation Design

The heat dissipation design of the fiber transceiver directly affects its operating temperature. An inadequate heat dissipation system, such as an insufficiently large heatsink or an unreasonable heat dissipation method, will lead to excessively high module temperatures. Meanwhile, an overly powerful or unsuitable heat dissipation system will result in excessively low optical transceiver’s temperatures.

Circuit Design

The circuit design of the transceiver module also affects temperature. Excessive current or insufficient resistance in the circuit will cause the optical transceiver module to overheat, resulting in excessively high temperatures. Also, insufficient current or circuit breaks may lead to excessively low temperatures.

Operating Status

The temperature of the optical transceiver will vary under different operating conditions. For example, under high load conditions, the optical transceiver temperature is usually higher while under low load or intermittent operation conditions, the temperature is lower.

Conclusion

To ensure the stable and reliable operation of fiber optic transceivers, it is essential to reasonably select heat dissipation or heating measures based on the actual application environment. When choosing optical modules, match heat dissipation and temperature control to your application scenario. Monitor and adjust operating temperature properly to keep modules working within the proper range, so as to boost performance and service life. All AOFPlus’s optical transceivers employ professional and reliable DDM and DOM functions, enabling convenient monitoring of problems during operation.

433MHz Receiver Module: How Industrial Remote Controls Differ from Consumer Ones

The 433MHz receiver module is a common remote control receiving device used extensively in both consumer and industrial sectors. The performance of 433MHz receiver modules can vary between consumer and industrial remote controls, and these differences often manifest in aspects such as communication range, stability, and functionality.

Communication Range: There are differences in communication range between 433MHz receiver modules used in consumer and industrial remote controls. In consumer remote controls, the communication range typically falls within the range of tens to a hundred meters, suitable for controlling household appliances and entertainment devices. In contrast, for industrial remote controls to meet the operational requirements of devices over longer distances, 433MHz receiver module can achieve a significantly larger communication range, reaching several hundred meters or even farther.

Stability: Stability is a crucial performance metric. In consumer remote controls, 433MHz receiver modules generally exhibit good stability, maintaining signal transmission stability in a home environment. However, 433MHz receiver modules used in industrial remote controls require higher immunity to interference, ensuring stable signal transmission in industrial environments where factors like electromagnetic interference and noise are prevalent.

Functionality and Reliability: Functionality and reliability of 433MHz receiver modules also differ between consumer and industrial remote controls. Consumer remote controls typically have simple functions suitable for basic device control, such as TVs and audio systems. Industrial remote controls demand more functional options and complex control modes, allowing for simultaneous control of multiple devices or machinery. They also incorporate safety features to meet diverse industrial application requirements.

RF4463Pro Transceiver Module This solution features a highly integrated wireless ISM band transceiver chip. The module offers low power consumption and strong anti-interference capabilities. It boasts an extremely low receive sensitivity of -126 dBm, coupled with an industry-leading +20 dBm output power to ensure extended reception distances and improved link performance. The 433MHz receiver module has obtained FCC/CE certification.

Frequency Range: 433/490/868/915 MHz

Antenna automatic matching and bidirectional switch control

Configurable data packet structure

Ultra-low power shutdown mode

64/128-byte transmit and receive data registers (FiFo)

Low power detection

Temperature sensing and 8-bit analog-to-digital converter

Integrated voltage regulator

Frequency hopping function

Power-on reset function

Built-in crystal adjustment function

There are notable performance differences in the data of 433MHz receiver modules used in consumer and industrial remote controls. The 433MHz receiver module in industrial remote controls exhibit longer communication distances, superior anti-interference capabilities, more functional options, and complex control modes. On the other hand, 433MHz receiver module in consumer remote controls prioritize portability and ease of use, making them suitable for basic device control in households and entertainment venues. These differences allow 433MHz receiver modules to adapt to various application scenarios and requirements, providing users with an enhanced remote control experience.

For details, please click：https://www.nicerf.com/collection/433mhz-front-end-rf-modules

                        Or click：https://www.alibaba.com/product-detail/G-NiceRF-RF4432-433MHz-High-Sensitivity_62041368156.html?spm=a2747.manage.0.0.307b71d2s2tlbp

For consultation, please contact NiceRF (Email: [email protected])

FiberMart provide a full range of optical transceivers, such as QSFP28, QSFP+, SFP28, QSFP-DD, SFP+ (SFP Plus) transceiver, X2 transceiver, XENPAK transceiver, XFP transceiver, SFP (Mini GBIC) transceiver, GBIC transceiver, CWDM/DWDM transceiver, 40G QSFP+ & CFP, 3G-SDI video SFP, WDM Bi-Directional transceiver and PON transceiver.

LoRa1268F30 is a wireless transceiver module with ultra-low receiving power consumption and high power, integrates Semtech RF transceiver chip SX1268 which adopts LoRa Spread Spectrum modulation frequency hopping technique. Its communication distance and receiving sensitivity are much better than the current FSK and GFSK modulation. Multi-signal won't affect each other even in crowd frequency environment; it comes with strong anti-interference performance.LoRa1268F30 strictly uses lead-free process for production and testing, and meets RoHS and Reach standards.

Features of Wireless Transceiver Module LoRa1268F30

Frequency Range：433/490 MHz

Rx Current < 5mA(7mA @ TCXO)

Sensitivity：-148dBm @ LoRa

Maximum output power：33dBm(2W)@6V

Modulation mode: LoRa、(G)FSK

Data transfer rate：0.018-62.5Kbps @ LoRa    0.6-300Kbps @ FSK

256bytes FiFo

Applications of Wireless Transceiver Module LoRa1268F30

Industrial meter reading

Parking lot sensor management

Industrial automation

Agricultural sensor

Smart city

Warehouse management

Street lights

Logistics management

Environmental sensor

Health products

Security products

Remote control

For details, please click

BRAND NEW WITH THE FULL HP WARRANTY!!!

Information technology professionals rely on HP quality to ensure maximum productivity. As the power of applications, processors, memory adapters and storage devices increase, high-end computer users are seeking ways to optimize their system performance. HP provides leading solutions, adding new levels of performance, availability, flexibility, and management. HP provides a variety of networking solutions to keep your home or business connected. There's a networking choice for every budget, setting and level of expertise. Gigabit 1000Base-T Mini-GBIC is a pluggable Gigabit transceiver (RJ-45) for up to 100m over Cat 5 cable or better.

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Cisco Systems offers 1000BaseSX Gigabit Interface Converter. This hot-swappable input/output device provides reliable link to the fiber-optic network.

Device Type : GBIC transceiver module

Form Factor : Plug-in module

Connectivity Technology : Wired

Cabling Type : 1000Base-SX

Data Link Protocol : Gigabit Ethernet

Data Transfer Rate : 1 Gbps

Cisco Part Number : WS-G5484

UPC : 04053162240292, 05051964016588, 05705965647523, 05705965675700, 07463201096952