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DAT-31R5A-PP+ - Mini-Circuits

Description: Attenuators 31.5 dB SMT Digital Step Attenuator, DC - 4000 MHz, 50 Ohm

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DAT-31R5A-PP+ - Mini-Circuits - PCB symbol
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PCB Footprints
DAT-31R5A-PP+ - Mini-Circuits PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - DG983-2_2021
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3D Models
DAT-31R5A-PP+ - Mini-Circuits - 3D model - Quad Flat No-Lead - DG983-2_2021
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DAT-31R5A-PP+ Details

  • Manufacturer Part Number:

    DAT-31R5A-PP+

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • Manufacturer:

    Mini-Circuits

  • YTEOL:

    6.8

  • Attenuation-Nom:

    31.5 dB

  • Characteristic Impedance:

    50 Ω

  • Construction:

    COMPONENT

  • Input Power-Max (CW):

    30 dBm

  • Insertion Loss-Max:

    3 dB

  • Operating Frequency-Max:

    4000 MHz

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • RF/Microwave Device Type:

    VARIABLE ATTENUATOR

  • Terminal Finish:

    Gold/Palladium (Au/Pd) - with Nickel (Ni) barrier

  • VSWR-Max:

    1.9

DAT-31R5A-PP+ Frequently Asked Questions (FAQs)

  • Mini-Circuits provides a recommended PCB layout and footprint in their application notes, which can be found on their website. It's essential to follow these guidelines to ensure optimal performance and minimize parasitic effects.
  • The DAT-31R5A-PP+ has a 50-ohm input and output impedance. To impedance match, use a pi-network or a T-network topology with resistors and capacitors. You can use online impedance matching tools or consult with a RF engineer to design the matching network.
  • The DAT-31R5A-PP+ can handle up to +15 dBm of input power. Exceeding this limit may cause compression, distortion, or even damage to the device. Ensure your signal levels are within the recommended range to maintain optimal performance.
  • To minimize the noise figure, ensure the device is operated within its recommended temperature range and bias conditions. Additionally, use a low-noise voltage regulator and decouple the power supply lines to reduce noise injection. You can also consider using a noise-reducing amplifier or a low-noise amplifier stage before the DAT-31R5A-PP+.
  • The DAT-31R5A-PP+ is a commercial-grade component, but Mini-Circuits offers high-reliability screening options for certain applications. Contact Mini-Circuits directly to discuss your specific requirements and determine the best approach for your application.

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DAT-31R5A-PP+ Overview

Use the download button to access the DAT-31R5A-PP+ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like DAT-3, or try a keyword search, such as RF/Microwave Attenuators

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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