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LTC9101AUF-2#PBF - Analog Devices

Description: 12/24-Port IEEE 802.3bt 4-pair PoE PSE Digital Controller

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LTC9101AUF-2#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC9101AUF-2#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UF (24-Lead QFN)
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LTC9101AUF-2#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UF (24-Lead QFN)
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LTC9101AUF-2#PBF Details

  • Manufacturer Part Number:

    LTC9101AUF-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    LFCSP:LEADFRM CHIP SCALE

  • Package Description:

    QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    LFCSP:LEADFRM CHIP SCALE

  • HTS Code:

    8542.31.00.30

  • Date Of Intro:

    2022-09-19

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • JESD-30 Code:

    S-PQCC-N24

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    57 V

  • Supply Voltage-Min:

    51 V

  • Supply Voltage-Nom:

    55 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

  • uPs/uCs/Peripheral ICs Type:

    PSE CONTROLLER

LTC9101AUF-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC9101AUF-2#PBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The input capacitor should be a low-ESR ceramic capacitor with a value between 10uF to 22uF, while the output capacitor should be a low-ESR ceramic or tantalum capacitor with a value between 10uF to 47uF. The capacitor selection should be based on the specific application requirements, such as output voltage ripple and transient response.
  • The LTC9101AUF-2#PBF has an operating ambient temperature range of -40°C to 125°C, but the maximum junction temperature should not exceed 150°C. The device should be derated for temperatures above 85°C to ensure reliable operation.
  • Proper thermal management involves providing a heat sink or a thermal pad on the PCB, ensuring good airflow around the device, and keeping the device away from heat sources. The thermal pad on the PCB should be connected to a solid ground plane to improve heat dissipation.
  • The recommended input voltage range for the LTC9101AUF-2#PBF is 2.7V to 5.5V, but the device can operate with input voltages as low as 2.5V and as high as 6V. However, the output voltage regulation and efficiency may be affected at these extreme input voltage ranges.

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LTC9101AUF-2#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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