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LFCN-400D+ - Mini-Circuits

Description: 560MHz Low Pass Ceramic Filter 50Ohm 4-SMD, No Lead

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LFCN-400D+ - Mini-Circuits - PCB symbol
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PCB Footprints
LFCN-400D+ - Mini-Circuits PCB footprint - Other - Other - FV1206_2026-2
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3D Models
LFCN-400D+ - Mini-Circuits - 3D model - Other - FV1206_2026-2
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LFCN-400D+ Details

  • Manufacturer Part Number:

    LFCN-400D+

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT, CERAMIC, CASE FV1206, 4 PIN

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • Manufacturer:

    Mini-Circuits

  • YTEOL:

    7.19

  • Additional Feature:

    TAPE AND REEL

  • Attenuation Frequency (+/- delta f)-Max:

    120000 kHz

  • Attenuation Frequency (+/- delta f)-Min:

    130000 kHz

  • Attenuation@Freq-Max:

    30 dB

  • Attenuation@Freq-Min:

    20 dB

  • Average Input Power:

    8.5 W

  • Center or Cutoff Frequency (fo/fc):

    560 MHz

  • Filter Type:

    CERAMIC LPF

  • 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 Sections-Max:

    7

  • Number of Sections-Min:

    7

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    100 °C

  • Operating Temperature-Min:

    -55 °C

  • Terminal Finish:

    Matte Tin (Sn) - with Nickel (Ni) barrier

  • VSWR:

    1.2

  • Width:

    1.6 mm

LFCN-400D+ Frequently Asked Questions (FAQs)

  • Mini-Circuits recommends a 4-layer PCB with a solid ground plane on the bottom layer, and a via-stitched ground plane on the top layer. The device should be placed near the edge of the board to minimize signal reflections. A low-impedance path to ground is essential for the device's internal biasing network.
  • The LFCN-400D+ requires a 5V power supply, and the recommended biasing scheme is to connect the VCC pin to 5V through a 10uF capacitor, and the VEE pin to ground through a 10uF capacitor. Additionally, a 1kΩ resistor should be connected between the VCC and VEE pins to ensure proper biasing.
  • The LFCN-400D+ can handle input powers up to +15dBm without damage. However, it's recommended to operate the device at input powers below +10dBm to ensure optimal performance and minimize the risk of damage.
  • The noise figure specification is typically measured at a specific frequency and input power level, and represents the device's ability to amplify a weak signal while minimizing added noise. The P1dB compression point represents the input power level at which the device's gain is reduced by 1dB, and is an indicator of the device's linearity and ability to handle high input powers.
  • The LFCN-400D+ is specified to operate over a temperature range of -40°C to +85°C. However, optimal performance is typically achieved between 0°C and +50°C. Operating the device outside of the recommended temperature range may affect its performance and reliability.

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LFCN-400D+ Overview

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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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