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LTC3621EDCB-5#TRPBF - Analog Devices

Description: 17V, 1A Synchronous Step-Down Regulator with 3.5μA Quiescent Current

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LTC3621EDCB-5#TRPBF - Analog Devices - PCB symbol
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LTC3621EDCB-5#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DCB Package 6-Lead Plastic DFN (2mm × 3mm)_2022
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LTC3621EDCB-5#TRPBF - Analog Devices - 3D model - Small Outline No-lead - DCB Package 6-Lead Plastic DFN (2mm × 3mm)_2022
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LTC3621EDCB-5#TRPBF Details

  • Manufacturer Part Number:

    LTC3621EDCB-5#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-6

  • Pin Count:

    6

  • Manufacturer Package Code:

    05-08-1715

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE SKIP MODE

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-N6

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.075 V

  • Output Voltage-Min:

    4.925 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HWSON

  • Package Equivalence Code:

    SOLCC6,.12,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY VERY THIN PROFILE

  • Packing Method:

    TR

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1160 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    2 mm

LTC3621EDCB-5#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3621EDCB-5#TRPBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise. A 4-layer PCB with a dedicated power plane and a separate ground plane is recommended.
  • The input capacitor should be a low-ESR ceramic capacitor with a value of at least 10uF, while the output capacitor should be a low-ESR ceramic or tantalum capacitor with a value of at least 22uF. The capacitor selection should also consider the voltage rating, ripple current, and temperature range.
  • The LTC3621EDCB-5#TRPBF 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.
  • To ensure stability, the LTC3621EDCB-5#TRPBF requires a minimum output capacitance of 22uF, and the output capacitor should be placed close to the device. Additionally, the input and output voltage rails should be well-filtered, and the device should be operated within the recommended input voltage range.
  • The typical efficiency of the LTC3621EDCB-5#TRPBF is around 95% at a 5V input and 3.3V output, with a load current of 1A. However, the actual efficiency may vary depending on the input voltage, output voltage, and load current.

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LTC3621EDCB-5#TRPBF 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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