ROF OCT system Gain adjustable balance detection module150MHz Balanced Photodetector

Short Description:

ROF -BPR series of balanced light detection module （balanced photodetector）integrates two matching photodiode and an ultra-low noise transimpedance amplifier, effectively reducing the laser noise and common mode noise, improving the system’s noise ratio, having a variety of spectral response optional , Low noise, high gain, easy to use and so on, Mainly being used for spectroscopy, heterodyne detection, optical delay measurement, optical coherence tomography and other fields.

The GBPR Series gain adjustable balance detection module, support up to 5 gear gain adjustable, different gain corresponding to different bandwidth, customers can choose different gear gain according to the actual optical signal to be detected, flexible and convenient use.

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Product Detail

Rofea Optoelectronics offer Optical and photonics Electro-optic modulators products

Product Tags

Feature

Wavelength response: 850-1650nm (400-1100nm optional)
3dB bandwidth: DC-150 MHZ
common-mode rejection ratio: > 25dB
Gain adjustable: Five gain gears are adjustable

ROF OCT system Gain adjustable balance detection module150MHz Balanced Photodetector

Application

⚫Heterodyne detection
⚫Optical delay measurement
⚫Optical fiber sensing system
⚫（OCT）

Parameters

Performance parameters

Parameters	symbol	ROF-GBPR-150M-A-DC	ROF-GBPR-150M-B-DC
Spectral response range	λ	850~1650nm	400~1100nm
Detector type		InGaAs / PIN	Si/PIN
responsivity	R	≥0.95@1550nm	≥0.5@850nm
3dB bandwidth	B	DC - 150, 45, 4, 0.3, 0.1 MHz
Common mode rejection ratio	CMRR	＞25dB
Conversion gain @ high resistance state	G	10³, 10⁴, 10⁵, 10⁶, 10⁷ V/A
Noise voltage	V_RMS	DC - 0.1 MHz: 30mV_RMS DC - 0.3 MHz: 12mV_RMS DC - 4.0 MHz: 10mV_RMS DC - 45 MHz: 6mV_RMS DC - 150 MHz: 3mV_RMS	DC - 0.1 MHz: 30mV_RMS DC - 0.3 MHz: 12mV_RMS DC - 4.0 MHz: 10mV_RMS DC - 45 MHz: 6mV_RMS DC - 150 MHz: 3mV_RMS
sensitivity	S	DC - 0.1 MHz: -60dBm DC - 0.3 MHz: -47dBm DC - 4.0 MHz: -40dBm DC - 45 MHz: -30dBm DC - 150 MHz: -23dBm	DC - 0.1 MHz: -57dBm DC - 0.3 MHz: -44dBm DC - 4.0 MHz: -37dBm DC - 45 MHz: -27dBm DC - 150 MHz: -20 dBm
Saturated Optical Power (CW)	Ps	DC - 0.1 MHz: -33dBm DC - 0.3 MHz: -23dBm DC - 4.0 MHz: -13dBm DC - 45 MHz: -3dBm DC - 150 MHz: 0dBm	DC - 0.1 MHz: -30dBm DC - 0.3 MHz: -20dBm DC - 4.0 MHz: -10dBm DC - 45 MHz: 0dBm DC - 150 MHz: 3dBm
Operating voltage	U	DC ±15V
Working current	I	<100mA
Maximum input optical power	P_max	10mW
Output impedance	R	50Ω
Operating temperature	T_w	-20-70℃
Storage temperature	T_s	-40-85℃
Output coupling mode	-	Default DC coupling (AC coupling optional)
Input optical connector	-	FC/APC
Electrical output interface	-	SMA

Dimensions（mm）

Information

Ordering information

ROF

XXX

BPR-- Fixed gain balanced detector

GBPR-- Gain adjustable balance detector

-3dB bandwidth：

10M---10MHz

80M---80MHz

200M---200MHz

350M---350MHz

400M---400MHz

1G---1GHz

1.6G---1.6GHz

Operating wavelength：

A---850~1650nm

(1550nm test)

B---320~1000nm

(850nm test)

A1---900~1400nm

(1064nm test）

A2---1200~1700nm

(1310nm or 1550nm test)

Input type:

FC----Fiber coupling

FS----Free space

Coupling type：

DC---DC Coupling
AC---AC Coupling

Gain type:

Null-- Normal gain

H--High gain requirement

Note:

1,10 M, 80MHz, 200MHz, 350MHz and 400 MHZ bandwidth detectors support operating bands A and B; Coupling Type Both AC and DC coupling are optional.

2, 1GHz, 1.6GHz, support working bands A1 and A2; Coupling type Only AC coupling is supported.

3, the gain is adjustable (150MHz) to support the working band A and B; Coupling Type Both AC and DC coupling are optional.

4, example, ROF-BPR-350M-A-FC-AC: 350MHz fixed gain balanced probe module, operating wavelength 1550nm(850-1650nm), AC coupled output.

* please contact our seller if you have special requirements

About Us

Rofea Optoelectronics exhibits a wide range of electro-optic products including modulators, photodetectors, laser sources, dfb lasers, optical amplifiers, EDFAs, SLD lasers, QPSK modulation, pulsed lasers, photodetectors, balanced photodetectors, semiconductor lasers, laser Drivers, fiber couplers, pulsed lasers, fiber amplifiers, optical power meters, broadband lasers, tunable lasers, optical delays, electro-optic modulators, photodetectors, laser diode drivers, fiber amplifiers, erbium-doped fiber amplifiers, and source lasers.
We also provide custom modulators, including 1*4 array phase modulators, ultra-low Vpi and ultra-high extinction ratio modulators, which are specially designed for universities and research institutes.
These products feature electro-optic bandwidth up to 40 GHz, wavelength range from 780 nm to 2000 nm, low insertion loss, low Vp, and high PER, making them suitable for a variety of analog RF links and high-speed communication applications.

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Rofea Optoelectronics offers a product line of commercial Electro-optic modulators, Phase modulators, Intensity modulator, Photodetectors, Laser light sources, DFB lasers,Optical amplifiers, EDFA, SLD laser, QPSK modulation, Pulse laser, Light detector, Balanced photodetector, Laser driver, Fiber optic amplifier, Optical power meter, Broadband laser, Tunable laser, Optical detector, Laser diode driver, Fiber amplifier. We also provide many particular modulators for customization, such as 1*4 array phase modulators, ultra-low Vpi, and ultra-high extinction ratio modulators, primarily used in universities and institutes.
Hope our products will be helpful to you and your research.

Amplified Photodetector