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PE43704MLCA-Z - Peregrine Semiconductor

Description: UltraCMOS® RF Digital Step Attenuator, 7-bit, 31.75 dB with Optional VssEXT Bypass Mode 9 kHz - 8 GHz, 32L QFN

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PE43704MLCA-Z - Peregrine Semiconductor - PCB symbol
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PCB Footprints
PE43704MLCA-Z - Peregrine Semiconductor PCB footprint - Other - Other - 32L QFN
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3D Models
PE43704MLCA-Z - Peregrine Semiconductor - 3D model - Other - 32L QFN
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PE43704MLCA-Z Details

  • Manufacturer Part Number:

    PE43704MLCA-Z

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-32

  • Manufacturer:

    pSemi

  • YTEOL:

    0

  • Additional Feature:

    I/P POWER-MAX(PULSE)=1.26W

  • Attenuation-Nom:

    31 dB

  • Characteristic Impedance:

    50 Ω

  • Construction:

    COMPONENT

  • Input Power-Max (CW):

    34 dBm

  • Insertion Loss-Max:

    3.2 dB

  • JESD-609 Code:

    e4

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    32

  • Operating Frequency-Max:

    8000 MHz

  • Operating Frequency-Min:

    0.009 MHz

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Power Supplies:

    2.5/5 V

  • RF/Microwave Device Type:

    VARIABLE ATTENUATOR

  • Supply Current-Max:

    0.2 mA

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

PE43704MLCA-Z Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and thermal vias is recommended. Ensure a minimum of 1mm clearance around the device for heat dissipation. Use thermal pads or a heat sink for high-power applications.
  • Use a Smith chart or simulation tools like ADS or AWR to design and optimize the input and output matching networks for maximum power transfer and minimal reflections.
  • Refer to the application note or pSemi's support resources for recommended biasing and tuning settings. Typically, a voltage-controlled oscillator (VCO) is used to tune the device, and the biasing is set to optimize power and efficiency.
  • Use a shielded enclosure, ensure proper grounding, and follow good PCB layout practices to minimize EMI. Add EMI filters or shielding components as needed to meet EMC standards.
  • The device is designed to meet high-reliability standards, with a typical lifetime of 10-15 years. However, this may vary depending on operating conditions, power cycling, and environmental factors.

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PE43704MLCA-Z Overview

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