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Section 1. Specifications:

 

 

Photodetector 

Operating Wavelength 

1550 ± 50nm 

Photodetector Type 

InGaAs 

PD Responsivity

2

 

> 0.8mA / mW at 1550nm 

PDL <0.2 

dB 

Return Loss 

>45 dB 

Maximum Input Power 

10 mW 

RF and Monitor Outputs 

RF Output Bandwidth (3dB) 

400 MHz 

Coupling AC 
Lower cut-off frequency 

<1 MHz 

Transimpedance Gain at 50

 

>18 

×

 10

3

 mV/mA 

Conversion Gain at 50

 

>14 

×

 10

3

 mV/mW (1550nm) 

CW Balanced Saturation Power 

>120 

μ

W at 1550nm 

Common Mode Rejection Ratio 

>25 dB (DC to 400MHz) 

NEP (10 - 100MHz) 

<6 pW /

Hz

  

Bandpass Ripple (150-400 MHz) 

±2dB max. 

RF Output Impedance 

50 

 

RF Output Voltage Linear Range 

>

1V to 1V at 50 

 load 

>

2V to 2V at high impedance load 

RF Output Connector 

SMA 

Monitor Output Bandwidth 

DC to1kHz 

Monitor Output Impedance 

200 

 

Monitor Gain at High impedance

3

 

0.42 

×

 10

3

 mV/mW 

Monitor Voltage (high Z and DC input) 

>4V 

Monitor Output Connector 

SMA 

Power Supply 

Power Supply Input Connectors 

2 rows (6 pins/row) with 0.1” pitch 

Power Supply 

±

5V / 200 mA 

PSRR (power supply rejection ratio, f < 1MHz, 
differential referred to output, 

Δ

VCC = 30mV P-P) 

>30 dB 

 

 

General 

Pigtail Length 

1 m 

Fiber Type 

SMF-28e or equivalent 

Operating Temperature 

0 to 50 °C (Target : 0~70 °C)  

Storage Temperature 

40 to 85 °C 

Dimensions 

2.21”(L) 

×

 1.81”(W) 

×

 0.65”(H) 

 

Notes: Values are referenced without connectors.    

1. 

All specifications in this table are tested under 23± 5°C 

2. 

Includes the coupling loss of fiber to photodiode. 

3. 

If the output voltages for the monitor ports are equal, then the photocurrents 
are equal. 

Document #: GP-IN-BPD-002-OEM-11   

 

 

 

Page 3 of 11 

 

Содержание BPD-002-OEM-400-15

Страница 1: ...BPD 002 OEM 400 15 OEM Balanced Photodetector Instruction Note August 14 2020 Document GP IN BPD 002 OEM 11 Page 1 of 11 ...

Страница 2: ...ons 3 Section 2 Overview 4 Section 3 Device Description 5 3 1 General Description 5 Section 4 Device Operation 8 4 1 Getting Started 8 4 2 Test Fixture 9 Section 5 Warranty and Technical Support 11 Document GP IN BPD 002 OEM 11 Page 2 of 11 ...

Страница 3: ...nector SMA Monitor Output Bandwidth DC to1kHz Monitor Output Impedance 200 Ω Monitor Gain at High impedance3 0 42 103 mV mW Monitor Voltage high Z and DC input 4V Monitor Output Connector SMA Power Supply Power Supply Input Connectors 2 rows 6 pins row with 0 1 pitch Power Supply 5V 200 mA PSRR power supply rejection ratio f 1MHz differential referred to output ΔVCC 30mV P P 30 dB General Pigtail ...

Страница 4: ...itors The balanced detectors monitors and amplifier circuits are packaged in a compact shielding box with metal standoffs for mounting With a bandwidth of up to 400 MHz and a high conversion gain the BPD 002 OEM is ideal for integration into OCT fiber sensor and high performance optical measurement systems Figure 1 BPD 002 OEM balanced photodetector Document GP IN BPD 002 OEM 11 Page 4 of 11 ...

Страница 5: ... features are described below 3 1 1 Dimensions Dimensions are shown in Figure 2 Unit inch Figure 2 Package dimensions in inches The BPD can be mounted by using 2 56 screws to connect to the 4 metal standoffs on the bottom of the shielding box Electrical and optical interfaces are shown in Figure 3 Document GP IN BPD 002 OEM 11 Page 5 of 11 ...

Страница 6: ...al interfaces Outputs RF signal SMA connector 50Ω Monitor 1 SMA connector 200Ω Monitor 2 SMA connector 200Ω Monitor 1 RF Out Monitor 2 Figure 4 Side view showing electrical output connectors SMA Power supply Description 12 pin connector 2 rows for 5V power supply Connector type on module Samtec TSW 106 05 G S or equivalent Mating part Samtec SLW 106 01 G S or equivalent Document GP IN BPD 002 OEM ...

Страница 7: ...nt GP IN BPD 002 OEM 11 Page 7 of 11 Figure 5 Bottom view of BPD 002 OEM Power connector pinout Pin Description 1 GND 2 GND 3 GND 4 GND 5 5V 6 5V 7 5V 8 5V 9 GND 10 GND 11 GND 12 GND Pin 1 Pin 6 Pin 7 Pin 12 ...

Страница 8: ...ic precautions when handling the BPD and making electrical connections Operation Follow the steps below to operate the BPD 002 1 Connect the 5V power supplies to 12 pin power connector 2 Connect RF output connector SMA 50Ω impedance 3 Connect monitor output connectors SMA 200Ω impedance Note that the gains of the monitor outputs have been set to compensate for differences in the responsivities of ...

Страница 9: ...upply Color coded cables to connect test fixture to power supply Figure 6 Test fixture and power cables To use the test fixture with the BPD 002 OEM 1 Mount the BPD 002 OEM to the board by connecting the power connectors on the bottom of the BPD to the mating connectors on the board The pins are labeled 2 Connect the 3 power cables to the corresponding connectors on the board The cables are color ...

Страница 10: ...tput connectors SMA 200Ω impedance Note that the gains of the monitor outputs have been set to compensate for differences in the responsivities of the detectors If the monitor 1 and monitor 2 outputs are equal the inputs are balanced 6 Connect optical inputs to the 2 input pigtails Make sure that optical power levels are within range and that the two inputs are balanced to within the balanced satu...

Страница 11: ...onics Customer Service T 909 590 5473 Email support generalphotonics com www generalphotonics com You will be provided with a problem report form Please complete the form with as complete a description of the problem and the conditions under which it occurred as possible If the product is found to require factory repair General Photonics will issue an RMA number for the return Please label the pro...

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