1x2 Coupler Optical Optional SC-APC BLCP-T4EA-D5510A-2GR
Coaxial laser diode Coupler DFB Laser The 1x2 optical coupler SC-APC supports a wide pass channel wavelength range, ensuring compatibility with diverse optical systems: Our laser diode coupler offers exceptional performance for high-speed optical transmission:
Specification Snapshot
Storage Temperature Tstg [Absolute Maximum Ratings; Tc=25℃]
min:-40 ℃;max:+85 ℃
Operating Temperature Topr [Absolute Maximum Ratings; Tc=25℃]
min:-20 ℃;max:70 ℃
Return Loss RL [Coupler 1*4 Characteristics; Tc=25℃]
min:45 dB
Threshold Current Ith [Transmitter Optical and Electrical Characteristics; CW]
min:3 mA;max:15 mA
Threshold Current [Transmitter Optical and Electrical Characteristics; CW,T=85℃]
max:50 mA
Operating Voltage Vf [Transmitter Optical and Electrical Characteristics]
typical:1.1 V;max:1.5 V
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Overview
Coaxial laser diode Coupler DFB Laser The 1x2 optical coupler SC-APC supports a wide pass channel wavelength range, ensuring compatibility with diverse optical systems: Our laser diode coupler offers exceptional performance for high-speed optical transmission:
Specifications
| Parameter | Value |
|---|---|
| Reverse Voltage(LD) Vr(LD) [Absolute Maximum Ratings; Tc=25℃] | max:2 V |
| Forward Current(LD) If(LD) [Absolute Maximum Ratings; Tc=25℃] | max:100 mA |
| Reverse Voltage(MPD) Vr(PD) [Absolute Maximum Ratings; Tc=25℃] | max:15 V |
| Forward Current(MPD) If(PD) [Absolute Maximum Ratings; Tc=25℃] | max:2 mA |
| Storage Temperature Tstg [Absolute Maximum Ratings; Tc=25℃] | min:-40 ℃;max:+85 ℃ |
| Operating Temperature Topr [Absolute Maximum Ratings; Tc=25℃] | min:-20 ℃;max:70 ℃ |
| Lead Soldering Temperature/Time Ts [Absolute Maximum Ratings; Tc=25℃] | typical:260/10 or 360/5 |
| Fiber Bend Radius R [Absolute Maximum Ratings; Tc=25℃] | min:30 mm |
| Pass Channel Wavelength λ [Coupler 1*4 Characteristics; Tc=25℃] | min:1260 nm;typical:1310 nm;max:1620 nm |
| Insert loss IL [Coupler 1*4 Characteristics; Tc=25℃] | min:6.7 dB;max:7.2 dB |
| Return Loss RL [Coupler 1*4 Characteristics; Tc=25℃] | min:45 dB |
| Threshold Current Ith [Transmitter Optical and Electrical Characteristics; CW] | min:3 mA;max:15 mA |
| Threshold Current [Transmitter Optical and Electrical Characteristics; CW,T=85℃] | max:50 mA |
| Operating Voltage Vf [Transmitter Optical and Electrical Characteristics] | typical:1.1 V;max:1.5 V |
| Optical Output Power(1*) Pf [Transmitter Optical and Electrical Characteristics; CW, If=38mA @ Each optical channel] | min:1.25 mW |
| Center Wavelength λc [Transmitter Optical and Electrical Characteristics; CW, Po= Pf] | min:1540 nm;typical:1550 nm;max:1560 nm |
| Rise/Fall Time(20-80%) Tr/Tf [Transmitter Optical and Electrical Characteristics; If=Ith, Po=Pf, 50 Ohm] | max:120 pS |
| Monitor Current Im [Transmitter Optical and Electrical Characteristics; CW, If=Ith+20mA] | min:100 uA;max:1000 uA |
| Capacitance C [Transmitter Optical and Electrical Characteristics; VRD=5V, f=1MHz] | typical:10 PF;max:15 PF |
| Dark Current Id [Transmitter Optical and Electrical Characteristics; VRD=5V] | max:100 |
| Spectral Width Δλ [Transmitter Optical and Electrical Characteristics; CW, If=Ith+20mA] | typical:0.3 nm;max:0.5 nm |
| Slope Efficiency SE [Transmitter Optical and Electrical Characteristics; CW, If=Ith+20mA] | min:0.04 W/A |
| Tracking Error TE [Transmitter Optical and Electrical Characteristics; CW, Im=Constant & If=Ith+20mA] | min:-1.5 dB;max:1.5 dB |
| Bandwidth(-3dB) BW [Transmitter Optical and Electrical Characteristics] | typical:2.5 GHz |
| Side Mode Suppression Ratio SMSR [Transmitter Optical and Electrical Characteristics; CW, If=Ith+20mA] | min:30 dB |
| Optical Isolation ISO [Transmitter Optical and Electrical Characteristics] | min:30 dB |
| Relative Intensity Noise RIN [Transmitter Optical and Electrical Characteristics] | max:-130 dB/Hz |
Applications
Optical Communication Fiber-to-the-Home (FTTH) Networks: Insertion loss (IL) of 6.7-7.2dB minimizes signal attenuation over long distances, reducing the need for signal repeaters. 5G Base Station Interconnections: 2.5GHz bandwidth (-3dB) and rise/fall time (20-80%) of ≤120ps support high-speed data transmission between 5G towers. Data Center Interconnections: Low capacitance (10-15pF, VRD=5V, f=1MHz) and fast switching performance ensure seamless connectivity between servers-ideal for data centers scaling to 1000+ rack deployments. Laser Sensors Industrial Distance Measurement: Spectral width (Δλ) of 0.3-0.5nm (CW at If=Ith+20mA) ensures precise light beam control, while low distortion avoids measurement errors in automated production lines. Precision Detection Systems: Side mode suppression ratio (SMSR) of ≥30dB eliminates spurious signals, making it a top choice for medical device manufacturers and semiconductor inspection equipment buyers.
Key Features
Low Noise & Low Threshold Current: With a relative intensity noise (RIN) of ≤-130dB/Hz and threshold current (Ith) of 3-15mA (CW, max 50mA at 85℃), the coupler ensures accurate data transmission for precision laser sensors (e.g., industrial distance measurement) and minimizes energy consumption in large-scale optical networks (e.g., FTTH). Enhanced Signal Stability: Integrated optical isolator provides ≥30dB optical isolation (ISO), preventing signal interference in 5G base stations and data center interconnections-critical for 24/7 network uptime demanded by telecom operators. High Reliability for Bulk Deployment: Laser-welded construction and coaxial pigtail packaging ensure long lifespan and resistance to vibration. This reduces maintenance frequency for buyers deploying thousands of units (e.g., FTTH fiber networks). Real-Time Performance Tracking: Built-in InGaAs/PIN monitor (monitor current Im: 100-1000μA, CW at If=Ith+20mA) allows buyers to conduct batch quality checks efficiently, ensuring consistency across 1000+ piece orders. Wide Temperature Adaptability: Operating temperature range of -20~+70℃ (storage temp: -40~+85℃) makes it suitable for outdoor 5G base stations and industrial workshops-no need for additional temperature control equipment.
Datasheet
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Supplier Information
Xiamen Bely Information Technology Co., Ltd., located in Xiang'an Park, Xiamen Torch Hi-Tech Industrial Development Zone, is a high-tech enterprise specializing in R&D, manufacturing, and sales of optical active and passive devices and network equipment for fiber optic communications and sensing/ranging applications.
Guided by a "People-Oriented, Continuous Innovation" philosophy, the company has assembled a team of experts with extensive experience in optical device research, establishing automated chip packaging and device coupling production lines to deliver high-quality, cost-effective optoelectronic components. Our products serve diverse markets including broadcasting, mobile and satellite communications, broadband and data centers, security surveillance, instrumentation, autonomous driving, and medical aesthetics.
The company is certified to ISO 9001 Quality Management, ISO 14001 Environmental Management. Belycomm holds 7 invention patents and over 140 utility model patents. Since its establishment, the company has been recognized as an Xiamen Innovative (Pilot) Enterprise, Xiamen Specialized and Innovative Enterprise, National High-Tech Enterprise, and National Technology-Based SME.
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