A 4-layer PCB with a solid ground plane and a separate power plane is recommended. The transmitter and receiver should be placed close to the fiber optic connector to minimize EMI. A good layout practice is to keep the high-speed signals away from the low-speed signals and to use a ground plane to shield the signals.
To ensure reliable operation, it is essential to follow the recommended operating conditions, including the power supply voltage, temperature range, and data transmission rate. Additionally, the module should be properly soldered to the PCB, and the fiber optic connector should be securely attached to the module.
The maximum cable length supported by the HFBR-2416MZ depends on the type of fiber optic cable used. For a 50/125 μm multimode fiber, the maximum cable length is approximately 550 meters at a data transmission rate of 1 Gbps. For a 9/125 μm single-mode fiber, the maximum cable length is approximately 10 km at a data transmission rate of 1 Gbps.
To troubleshoot issues with the HFBR-2416MZ, start by checking the power supply voltage, data transmission rate, and fiber optic connection. Use an oscilloscope to verify the signal integrity and check for any signs of signal degradation. Also, ensure that the module is properly soldered to the PCB and the fiber optic connector is securely attached to the module.
The HFBR-2416MZ is designed to operate in a commercial temperature range of 0°C to 70°C. However, it can be used in harsh environments with proper protection and shielding. For example, it can be used in industrial control systems, medical devices, and aerospace applications with proper thermal management and EMI shielding.
HFBR-2416MZ datasheet
by Avago Technologies
Findchips
Findchips