BFCN-1945+ footprint, schematic symbol and 3D model by Mini-Circuits

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BFCN-1945+ - Mini-Circuits PCB footprint - Other - Other - BFCN-1945+-2

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Part Number BFCN-1945+
Manufacturer Mini-Circuits
Pin Count 4
Part Category Filter
Package Category Other
Footprint Name Other - BFCN-1945+-2
Released Date May 25, 2021
Last Modified Date Mar 7, 2023 4:10 PM UTC
Pinout / Pin List Click Here (Member Only)

BFCN-1945+ Details

Manufacturer Part Number:
BFCN-1945+
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
HERMETIC SEALED, CERAMIC, CASE FV1206, 4 PIN
ECCN Code:
EAR99
Manufacturer:
Mini-Circuits
YTEOL:
6.49
Attenuation Frequency (+/- delta f)-Max:
1935000 kHz
Attenuation Frequency (+/- delta f)-Min:
370000 kHz
Attenuation@Freq-Max:
25 dB
Attenuation@Freq-Min:
20 dB
Average Input Power:
1.5 W
Center or Cutoff Frequency (fo/fc):
1945 MHz
Filter Type:
CERAMIC BPF
Height:
0.94 mm
Input/Output Impedance:
50 OHM
Insertion Loss-Max:
3 dB
JESD-609 Code:
e3
Length:
3.2 mm
Mounting Type:
SURFACE MOUNT
Number of Terminals:
4
Operating Temperature-Max:
100 °C
Operating Temperature-Min:
-55 °C
Terminal Finish:
Tin (Sn) - with Nickel (Ni) barrier
VSWR:
2.5
Width:
1.6 mm

BFCN-1945+ Frequently Asked Questions (FAQs)

A good grounding scheme is crucial for the BFCN-1945+. It's recommended to use a solid ground plane, and to connect the device's ground pins to the ground plane using vias. Additionally, keep the input and output traces as short as possible and use 50-ohm impedance-controlled lines.
The biasing circuit should be designed to provide a stable voltage supply to the device. A voltage regulator, such as the LM317, can be used to regulate the voltage. The biasing circuit should also include decoupling capacitors to filter out noise and ensure stable operation.
The BFCN-1945+ can handle up to 1W of input power. However, it's recommended to derate the power handling to 0.5W to ensure reliable operation and to prevent overheating.
Common issues with the BFCN-1945+ can be caused by improper biasing, poor PCB layout, or inadequate decoupling. To troubleshoot, check the biasing circuit, ensure proper grounding, and verify that the input and output impedances are matched. Also, check for any signs of overheating or physical damage.
Yes, the BFCN-1945+ can be used in a push-pull configuration to achieve higher power output. However, it's essential to ensure that the devices are properly matched and biased to prevent oscillations and instability.

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About Mini-Circuits

Mini-Circuits is a global leader in the design, manufacturing, and distribution of RF and microwave components and systems. The company's product portfolio includes a vast array of components such as amplifiers, mixers, splitters, couplers, filters, switches, and attenuators, among others. These components cover frequency ranges from DC to 65 GHz and beyond, serving applications in wireless communication, satellite communication, radar systems, test and measurement equipment, medical devices, and more.

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