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LTC3230EUD#PBF - Analog Devices

Description: Linear Technology LTC3230EUD#PBF, LED Display Driver 5-Segments, 2.7 → 5.5 V, 20-Pin QFN

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LTC3230EUD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3230EUD#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UD Package 20-Lead Plastic QFN (3mm × 3mm)
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LTC3230EUD#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UD Package 20-Lead Plastic QFN (3mm × 3mm)
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LTC3230EUD#PBF Details

  • Manufacturer Part Number:

    LTC3230EUD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1720

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    S-PQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    4

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • 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 Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    3.6 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

LTC3230EUD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3230EUD involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. Additionally, it's recommended to use a separate power plane for the input voltage and to keep the output voltage traces away from the input voltage traces to minimize noise coupling.
  • 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. It's also important to decouple the input voltage with a capacitor and to use a low-ESR output capacitor. If oscillations occur, try adding a small capacitor (e.g. 10nF) between the VOUT pin and GND.
  • The maximum input voltage that can be applied to the LTC3230EUD is 15V. Exceeding this voltage can cause damage to the device. It's recommended to add input voltage protection, such as a voltage clamp or a TVS diode, to prevent overvoltage conditions.
  • The LTC3230EUD 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 output current and to ensure good thermal management, such as using a heat sink or a thermally conductive PCB material, to prevent overheating.
  • The output voltage ripple of the LTC3230EUD can be calculated using the formula: ΔVOUT = (IOUT * ESR) / (fSW * COUT), where IOUT is the output current, ESR is the output capacitor's equivalent series resistance, fSW is the switching frequency, and COUT is the output capacitance. The output voltage ripple can also be measured using an oscilloscope.

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LTC3230EUD#PBF 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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