Beijing Keyang Optoelectronic Technology Co., Ltd.

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Narrow linewidth tunable laser module for LIDAR

Featuresl ITU-T wavelengthl Low phase noisel Narrow Linewidth: l Optical power: Max.20dBml Low RIN noise: -165dBc/Hz @100KHzl Frequency modulation range: 5GHzl PM fiber pigtaill Easy to useApplicationl Distributed fiber Acoustic Sensing systeml LIDARl Test & Measurementl Seed source for fiber lasersIntroductionKY-CTM-xx narrow linewidth tunable single-frequency laser module is used for the Coherent LIDAR, using an unique the semiconductor external cavity structure. The typical output bandwidth is less than 20KHz linewidth and narrow linewidth FM laser module, with ultra-low RIN noise and excellent Frequency modulation performance, is now widely used in vehicle-mounted lidar and optical fiber sensing detection system. This devise complies with Telcordia GR-468 standard and has passed the long-term reliability test.Absolute Maximum RatingsParametersSymbolUnitMin.Typ.Max.Operating voltageVoV4.755.5Operating tem...

2023 - 07 - 24
Balanced photodetector 25G

------KY-BPD SeriesFeatures:l High reliabilityl DC coupledl Low Group delayl Bandwidth up to 25GHZl CMRR 30dBl Built-in Bias-Tl Hermetic package with SMA RF connectorApplications:l Optical fiber sensorl Coherent optical systeml Doppler lidarl DPSK/ DQPSK Communicationl Science analysis and experimentElectrical/Optical Characteristics (T= 25°C, VPD+=5V, VPD-=-5V, λ=1.55μm)ParameterSymbolMin.Typ.Max.Unit-3dB bandwidth-10GBW1010/25GHz-25G25wavelength rangeλ11001650nmResponsivity-10GRe0.900.94A/W-25G0.800.85Common Mode Rejection RatioCMRR2530dBDark currentId1020nASaturation Optical PowerPs10dBmOptical return lossRL25dBRF return lossS22-10dBAbsolute Maximum Rating (T= 25℃)ParameterSym.RatingUnitStorage temperature rangeTSTG-40 ~ +85℃Operating case temperature rangeTC-40 ~ +70℃PD Bias VoltageVPD++9VVPD--9VBalanced Input optical PowerPin10dBmElectrical static dischargeVESD250VLead solderin...

2020 - 04 - 28
InGaAs Photodetector with high optical power handing

------KY-PD -18G-SM-HPFeatureslSpectral range 940~ 1650nml3dB bandwidth 18GHzlResponsivity 0.80A / WlHigh optical power handing 50mWlSmall sizelHermetically sealedlHigh reliabilitylSMA outputApplicationslRF over Fiber LinkslLIDARlHigh-speed pulse measurementDescription KY-PD-18G-SM-HP InGaAs PIN photodetector is used for the high dynamic range analog RF links over fiber. It’s high-performance PIN detector, which has the characteristics of high bandwidth, high responsivity, flat gain, small size, etc. The power supply is DC 5V, and the connector is FC / APC. SMA output port, mainly used in high-speed optical fiber transmission system, ROF, optical fiber sensing system.ParametersParametersSymbolMin.Typ.Max.UnitSpectral responsel9401650nmDark current(VR=5V)Id320nAResponsivity(VR=5V)R0.800.85A/WBandwidthBW18GHzOptical return lossORL30dBSaturated optical powerPs50mWFiberSmf-28eFiber connectorFC/PC、FC/APC or user specifiedElectrical return lossS11-12-10dBInput impedanceZRF50W...

2020 - 03 - 18
Electro-optic Intensity Modulator

------ KY-AM SeriesFeaturesl Multiple operating wavelengthsl Low half-wave voltagel High bandwidthl Low insertion lossApplicationl High-speed fiber optic communication systeml Microwave fiber optic linksl Quantum communicationDescription The KY-AM series electro-optical intensity modulator uses the electro-optical effect of lithium niobate crystal to realize the intensity modulation of optical signal by using push-pull Machzender interference structure, which has the characteristics of low insertion loss, high modulation bandwidth, high extinction ratio, low half-wave voltage, high damage optical power, etc., and is mainly used in high-speed optical communication system electro-optical signal conversion, optical sideband generation, high extinction ratio optical pulse generation in quantum communication, and microwave optical fiber link. ParametersParametersSymbolAM-08AM-10AM-15-10AM-15-20AM-15-40Operatin...

2019 - 05 - 10
Electro-optic Phase Modulator

-----The KY-PM SeriesFeaturesl Multiple operating wavelengthsl Low half-wave voltagel Low insertion lossl High damage optical powerApplicationsl Fiber optic sensingl Optical fiber communication, laser coherent synthesisl Phase Delay (Shifter)l Quantum communicationDescriptionThe KY-PM series electro-optic phase modulator uses the electro-optical effect of lithium niobate crystal to realize the phase modulation of optical signals, and uses titanium diffusion or proton exchange process to fabricate optical waveguides, which can realize phase modulation of double polarization or single polarization. It has the characteristics of low insertion loss, high modulation bandwidth, low half-wave voltage, and high damage optical power, and is mainly used in the fields of optical chirp control in high-speed optical communication systems, phase delay in coherent communication systems, optical sideband generation, phase modulation in quantum commu...

2019 - 05 - 10
PIN Biased Photodetector

Key FeatureslSpectral Range 400-1700nmlFiber or free space inputl3dB Band-width DC-2G/5GlRise time Min.lLow noise, flat responselBattery poweredlCompact structureApplicationslPulse light detectionlLaser measurementlUltrafast opticsDescriptionThe KY-PDM series photoreceiver without amplifier adoptshigh-speed and high-linearity analog PIN detector. It has a direct 50 ohm coupled output at the back end,with fast response, low noise and flat response. The module is powered by battery,and the input optical interface is optional for optic fiber or space incidence. This series of products are suitable for applications where the optical power is in the order of mW, such as pulse light waveform detection, pulsed laser measurement and other fields.Performance ParametersPNKY-PDM-2G-SKY-PDM-2G-ISpectral Range400~1100 nm800-1700nmMaterialSiInGaAsInputFiber or free spaceFiber or free spaceDetector diameter200 um75mmBand-width(-3dB)@50WDC – 2GHzDC-5GHzRise time180ps70psDark current20pA30pAResponsivit...

2019 - 01 - 18

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