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LTC3309AMPV#TRMPBF - Analog Devices

Description: Buck Switching Regulator IC Positive Programmable 0.5V 1 Output 6A 12-VFQFN Exposed Pad

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LTC3309AMPV#TRMPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3309AMPV#TRMPBF - Analog Devices PCB footprint - Other - Other - LQFN Package 12-Lead (2mm × 2mm × 0.74mm)_2025-8
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LTC3309AMPV#TRMPBF - Analog Devices - 3D model - Other - LQFN Package 12-Lead (2mm × 2mm × 0.74mm)_2025-8
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LTC3309AMPV#TRMPBF Details

  • Manufacturer Part Number:

    LTC3309AMPV#TRMPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LQFN-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1530

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2019-06-14

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    VOUT RANGE: 0.5V TO 5.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-XQCC-N12

  • JESD-609 Code:

    e4

  • Length:

    2 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Current-Max:

    10.1 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.83 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    CMOS

  • Terminal Finish:

    Gold (Au)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    2 mm

LTC3309AMPV#TRMPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3309 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The input capacitor should have a low ESR and be rated for the maximum input voltage. The output capacitor should have a low ESR and be rated for the maximum output voltage. A minimum capacitance of 10uF is recommended for both input and output capacitors. X5R or X7R ceramic capacitors are good options.
  • The LTC3309 is rated for operation from -40°C to 125°C. However, the maximum ambient temperature range may be limited by the specific application and the thermal design of the system.
  • To ensure stability, the LTC3309 requires a minimum output capacitance of 10uF and a maximum ESR of 1 ohm. The input and output capacitors should be placed close to the IC, and the PCB layout should be designed to minimize noise and parasitic inductance.
  • Yes, the LTC3309 is qualified for automotive and high-reliability applications. It meets the requirements of AEC-Q100 and is manufactured in a facility certified to IATF 16949.

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LTC3309AMPV#TRMPBF 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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