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LTC3569EFE#TRPBF - Analog Devices

Description: Three Independent Current Mode Buck DC/DC Regulators (1.2A and 2 × 600mA) n Single Pin Programmable VFB Servo Voltages from 800mV Down to 425mV (in 25mV Steps) n Pull VFB High to Make Each 600mA Buck a Slave for Higher Current Operation n Pulse-Skipping or Burst Mode® Operation n Programmable Switching Frequency (1MHz to 3MHz) or Fixed 2.25MHz n Synchronizable (1.2MHz to 3MHz) n VIN Range 2.5V to 5.5V n All Regulators Internally Compensated n PGOOD Output Flag n Quiescent Current <100µA (All Re

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LTC3569EFE#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3569EFE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package 16-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG # 05-08-1663 Rev L) Exposed Pad Variation BA
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3D Models
LTC3569EFE#TRPBF - Analog Devices - 3D model - Small Outline Packages - FE Package 16-Lead Plastic TSSOP (4.4mm) (Reference LTC DWG # 05-08-1663 Rev L) Exposed Pad Variation BA
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LTC3569EFE#TRPBF Details

  • Manufacturer Part Number:

    LTC3569EFE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.40 MM, LEAD FREE, PLASTIC, TSSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1663 (BA)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Output Current-Max:

    2.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max (Isup):

    0.365 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    4.4 mm

LTC3569EFE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3569EFE involves keeping the input and output capacitors close to the IC, 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 dedicated ground plane is recommended.
  • To optimize the performance of the LTC3569EFE in a high-temperature environment, ensure good thermal conduction by using a heat sink or a thermal pad, and reduce the input voltage to minimize power dissipation. Also, consider using a thermally-enhanced package or a device with a higher temperature rating.
  • The maximum input voltage that can be applied to the LTC3569EFE is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and minimize power dissipation.
  • Yes, the LTC3569EFE can be used in a battery-powered device. It has a low quiescent current of 20μA, making it suitable for battery-powered applications. However, ensure that the input voltage is within the recommended range and that the device is properly bypassed to minimize power consumption.
  • To troubleshoot issues with the LTC3569EFE, start by checking the input voltage, output voltage, and current. Verify that the device is properly bypassed and that the input and output capacitors are of the correct value and type. Check for any signs of overheating, and ensure that the device is not exposed to excessive noise or EMI.

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LTC3569EFE#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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