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LTC3445EUF#TRPBF - Analog Devices

Description: I²C Controllable Buck Regulator with Two LDOs in a 4mm × 4mm QFN

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PCB Footprints
LTC3445EUF#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UF Package 24-Lead Plastic QFN (4mm × 4mm) (Reference LTC DWG # 05-08-1697 Rev B)
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3D Models
LTC3445EUF#TRPBF - Analog Devices  - 3D model - Quad Flat No-Lead - UF Package 24-Lead Plastic QFN (4mm × 4mm) (Reference LTC DWG # 05-08-1697 Rev B)
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LTC3445EUF#TRPBF Details

  • Manufacturer Part Number:

    LTC3445EUF#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4 X 4 MM, LEAD FREE, PLASTIC, MO-220-WGGD, QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1697

  • Country Of Origin:

    Malaysia

  • 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:

    CONSTANT FREQUENCY

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.8 A

  • Output Voltage-Max:

    1.55 V

  • Output Voltage-Min:

    0.85 V

  • Output Voltage-Nom:

    1.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    0.15 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1800 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LTC3445EUF#TRPBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the VIN pin is 5.5V, as specified in the Absolute Maximum Ratings section of the datasheet.
  • To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF with an ESR of 1ohm or less, as specified in the datasheet. Additionally, the output voltage should be decoupled from the input voltage using a capacitor with a value of 1uF or more.
  • The maximum output current that the LTC3445EUF can deliver is 500mA, as specified in the datasheet. However, the actual output current may be limited by the input voltage, output voltage, and thermal considerations.
  • The output voltage of the LTC3445EUF can be configured by connecting a resistive divider network between the VOUT pin and the GND pin. The output voltage is determined by the ratio of the resistors in the divider network, as described in the datasheet.
  • The EN pin is an enable input that allows the user to turn the regulator on or off. When the EN pin is high, the regulator is enabled, and when it is low, the regulator is disabled. The EN pin can be connected to a logic signal or a switch to control the regulator's operation.

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LTC3445EUF#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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Part Image LTC3445EUF#TRPBF Linear Technology

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Part Image LTC3445EUF Linear Technology

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