Optoelectronic Hybird Integration ｜ E-mail：sales1@cqwiseworld.com
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The ELDX Series CWDM DFB Laser Optical Transmitter is a high-performance directly modulated laser module engineered for broadband analog signal transmission scenarios. With a 3dB bandwidth reaching up to 18GHz, this module delivers exceptional signal integrity for high-frequency communication needs. It integrates a suite of core components including an optical isolator, TEC (Thermoelectric Cooler), thermistor, laser diode chip, and monitor photodiode, all hermetically sealed in a compact 7*PIN butterfly package. Boasting an input P-1 ≥18dBm and a wide operating temperature range of -55℃～70℃, the transmitter exhibits strong environmental adaptability to withstand harsh working conditions. Designed for flexibility, it supports full customization according to customer-specific requirements, making it a versatile choice for diverse photonic communication and microwave photonic systems. The module’s optimized structure and superior performance ensure reliable and stable signal transmission, positioning it as a core device in modern analog RF and photonic transmission links.
Adopts direct modulation of DFB laser technology, eliminating the need for complex external modulation circuits and reducing system integration costs.
Achieves a 3dB bandwidth of 18GHz, fully meeting the transmission requirements of high-speed broadband analog signals.
Supports CWDM wavelength configuration, enabling flexible wavelength planning for multi-channel communication systems.
All core components are hermetically sealed in a 7*PIN butterfly package, effectively isolating external moisture, dust, and electromagnetic interference.
Built-in optical isolator prevents reverse light from damaging the laser diode chip, ensuring long-term stable operation of the module.
Integrated TEC and thermistor realize precise temperature control, maintaining consistent laser performance under extreme temperature fluctuations.
Operates stably in a wide temperature range of -55℃～70℃, suitable for deployment in outdoor base stations, industrial equipment, and other harsh environments.
Features robust structural design, withstanding vibration and shock during transportation and operation.
Offers personalized customization services, covering wavelength adjustment, package modification, and performance parameter optimization according to customer needs.
Serves as a core transmitting device in photonic communication networks, enabling high-speed, low-loss signal transmission over long distances.
Compatible with CWDM system architectures, improving the utilization rate of optical fiber resources.
Transmits analog RF signals with high fidelity, supporting the construction of high-performance RF signal transmission systems for communication and measurement fields.
Meets the signal transmission requirements of microwave photonic systems, facilitating the integration of microwave and optical communication technologies.
Provides precise signal delay control, playing a key role in radar signal processing, electronic countermeasure systems, and other applications requiring accurate time delay adjustment.
Parameter | Specification |
3dB Bandwidth | 18GHz |
Input P-1 | ≥18dBm |
Operating Temperature | -55℃～70℃ |
Wavelength Type | CWDM Wavelength |
Package Type | 7*PIN Hermetic Butterfly Package |
Built-in Components | Optical Isolator, TEC, Thermistor, Laser Diode Chip, Monitor Photodiode |
Customization | Supported |
We welcome global customers to inquire about the ELDX Series CWDM DFB Laser Optical Transmitter. Whether you need small-batch sample testing or large-batch procurement, our team will provide professional solutions.
Visit our official website page [http://en-site49987400.micyjz.com/CWDM-DFB-Laser-Optical-Transmitter-pd519565938.html] and fill in the inquiry form with your required quantity, application scenarios, and customization needs. Our sales engineers will reply to you within 24 working hours, providing detailed quotation information, technical datasheets, and delivery cycle. We support pre-sales technical consultation and after-sales maintenance services to ensure your application experience.
The core advantage lies in its wide operating temperature range and high 3dB bandwidth, combined with a compact hermetic package design. It can operate stably in harsh environments without sacrificing signal transmission performance, and supports customization to meet diverse application needs.
Yes. Its operating temperature range of -55℃～70℃ is fully adapted to the temperature changes of outdoor environments, and the hermetic packaging can effectively resist moisture and dust, making it an ideal choice for outdoor base station deployment.
The delivery cycle of customized orders depends on the complexity of the customization requirements. Generally, it takes 2-4 weeks for small-batch customized orders, and we will confirm the specific delivery time with you in advance during the inquiry process.
Yes. We provide a 12-month warranty for all ELDX Series transmitters. During the warranty period, we will provide free maintenance or replacement services for non-human damage faults.
