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LTC3313JV#PBF - Analog Devices

Description: 5V, 15A Synchronous Step-Down Silent Switcher in 3mm × 3mm LQFN

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LTC3313JV#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3313JV#PBF - Analog Devices PCB footprint - Other - Other - 18 Lead LQFN (3mm × 3mm)_1
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LTC3313JV#PBF - Analog Devices - 3D model - Other - 18 Lead LQFN (3mm × 3mm)_1
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LTC3313JV#PBF Details

  • Manufacturer Part Number:

    LTC3313JV#PBF

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    LGA/CASON/CH ARRY SO NO LD

  • Package Description:

    LQFN-18

  • Pin Count:

    18

  • Manufacturer Package Code:

    LGA/CASON/CH ARRY SO NO LD

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2023-01-18

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    SILENT SWITCHER

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    S-XQCC-N18

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    15 A

  • Output Voltage-Max:

    5.5 V

  • Output Voltage-Min:

    0.5 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC18,.12SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Seated Height-Max:

    1.05 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    5000 kHz

  • Technology:

    CMOS

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

LTC3313JV#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3313 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 board with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. Also, avoid using long traces or wires for the feedback network, and keep the feedback resistors close to the device.
  • The maximum input voltage that can be applied to the LTC3313 is 15V. Exceeding this voltage can cause damage to the device. It's recommended to add input overvoltage protection, such as a TVS diode or a voltage clamp, to prevent damage from voltage spikes or transients.
  • The LTC3313 is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's output current and voltage at high temperatures, and to ensure good thermal management, such as using a heat sink or a thermally conductive PCB material.
  • To troubleshoot issues with the LTC3313, start by checking the input voltage, output voltage, and output current. Use an oscilloscope to check for oscillations or ringing on the output. Verify that the component values and PCB layout match the recommended design. Check for any signs of overheating, such as excessive temperature or thermal shutdown. Consult the datasheet and application notes for troubleshooting guides and tips.

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LTC3313JV#PBF Overview

Use the download button to access the LTC3313JV#PBF schematic symbol, PCB footprint, and 3D model.
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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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