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Shenzhen Gracyfiber Technology Co., Ltd.

  • China,Shenzhen ,Guangdong
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China PM Tap Photodetector 1260nm 1620nm In Line Power Monitoring Module For DWDM /
China PM Tap Photodetector 1260nm 1620nm In Line Power Monitoring Module For DWDM /

  1. China PM Tap Photodetector 1260nm 1620nm In Line Power Monitoring Module For DWDM /

PM Tap Photodetector 1260nm 1620nm In Line Power Monitoring Module For DWDM /

  1. MOQ: 1pieces
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Name Power Monitoring Module
Wavelength Range 1260~1620 nm
Tap Ratio 1:99, 3:97, 5:95
Insertion Loss 0.35~0.5 dB
Extinction Ratio ≥18 dB
Operating Temperature -5 to 65 ºC
Dark Current <0.5 nA (@25℃), <2 nA (@70℃)
Payment Terms L/C, T/T
Delivery Time 5-8 work days
Supply Ability 100,000 pieces per month
Place of Origin Guangdong , China
Brand Name Gracyfiber
Certification ISO9001 , ROHS

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Product Specification

Name Power Monitoring Module Wavelength Range 1260~1620 nm
Tap Ratio 1:99, 3:97, 5:95 Insertion Loss 0.35~0.5 dB
Extinction Ratio ≥18 dB Operating Temperature -5 to 65 ºC
Dark Current <0.5 nA (@25℃), <2 nA (@70℃) Payment Terms L/C, T/T
Delivery Time 5-8 work days Supply Ability 100,000 pieces per month
Place of Origin Guangdong , China Brand Name Gracyfiber
Certification ISO9001 , ROHS
High Light PM Tap Photodetector1620nm Power Monitoring ModuleIn Line Power Monitoring Module

PM Tap Photodetector (1260–1620 Nm) — In-Line Power Monitoring Module For DWDM, ROADM, OLP, And Fiber Amplifiers

Product Description

The PM Tap Photo Detector is a highly integrated device designed for in-line power monitoring applications within Polarization-Maintaining (PM) fiber systems. It integrates a precision tap-splitting structure and a high-sensitivity photodiode directly into the PM link. This design allows for the extraction of a small portion of optical power from the main link for real-time detection—while preserving the polarization characteristics—and minimizes any impact on the main link's transmission performance. The product supports a wide operating wavelength range of 1260 to 1620 nm; commonly available tap ratios include 1:99, 3:97, and 5:95, facilitating selection based on the specific requirements of different systems regarding monitoring accuracy and link loss tolerance.

Key Features
Parameter Unit Specification
Wavelength Range nm 1260~1620
Tap ratio % 1:99 3:97 5:95
Maximum Input Power dBm 23 18 16
Responsibility mA/W 8~12 23~38 40~60
Insertion Loss(Excluding Connectors) dB 0.35 0.4 0.5
Extinction Ratio@ 23℃ dB ≥18
Wavelength Dependent Loss dB ≤0.3
Return Loss dB ≥45
PD bias voltage V -5
Reverse Voltage V ≤20
Dark Current nA <0.5(@25℃),<2(@70℃)
PD cut-off frequency(RL=50Ω, -3dB,-5V) pF >1
Connector dB FC/APC
Fiber Type(Panda Fiber) dB Corning PM1310
Operating Temperature ºC -5 to 65
Storage Temperature Range ºC -40 to 85

*Above specifications are for devices without the connectors.

*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower.

*The PM fiber and the connector key are aligned to the slow axis, fast axis is blocked.

 

  • Supports a wide operating wavelength range of 1260–1620 nm
  • Integrates both tap-splitting and photodetection functions
  • Supports common tap ratios: 1:99, 3:97, and 5:95
  • Low insertion loss in the main link (typically ~0.35–0.5 dB)
  • Built-in high-sensitivity photodiode featuring fast response and wide bandwidth
  • Low dark current, ensuring a superior signal-to-noise ratio (SNR) for low-power monitoring
  • Utilizes Polarization-Maintaining (PM) Panda Fiber; default keying aligns with the slow axis
  • Supports customization of pigtail length, jacket dimensions, and connector types
  • Operating temperature range: -5°C to 65°C; Storage temperature range: -40°C to 85°C
  • Suitable for high-density module integration and closed-loop power control systems
Applications
  • DWDM channel power monitoring
  • OLP (Optical Line Protection) monitoring
  • ROADM module power balancing monitoring
  • Fiber amplifier gain monitoring
  • Fiber laser systems
  • Coherent communication systems
  • OEM optical monitoring modules
  • Laboratory and test platforms

Company Details

Bronze Gleitlager

,

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 and 

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 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2014

  • Employee Number:

    150~200

  • Ecer Certification:

    Verified Supplier

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  • Shenzhen Gracyfiber Technology Co., Ltd.
  • 4/F,Building D ,ZhiXuanHan Yuanling Industrial Park,ShiYan Sub-District,Baoan District,Shenzhen City,Guangdong Province,China
  • https://www.gracyfibers.com/

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