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LTC1923EGN#PBF - Analog Devices

Description: Linear Technology LTC1923EGN#PBF, Boost Controller, 12μA, 5.5 V Step-Up, 260 kHz, 28-Pin, SSOP

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LTC1923EGN#PBF Details

  • Manufacturer Part Number:

    LTC1923EGN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, PLASTIC, SSOP-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1641 (GN28)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.7 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e3

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    4 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    270 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9116 mm

LTC1923EGN#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC1923 involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB 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. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, a small resistor (e.g., 10Ω) in series with the output can help dampen oscillations.
  • The maximum input voltage that the LTC1923 can handle is 15V. Exceeding this voltage can cause damage to the device. It's recommended to use input voltage limiting resistors or a voltage regulator to ensure the input voltage stays within the recommended range.
  • The LTC1923 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 performance and consider using a heat sink or thermal management techniques to keep the device temperature within the recommended range.
  • To troubleshoot issues with the LTC1923, start by checking the input and output voltages, and ensuring that the device is properly powered. Check for any signs of overheating, and verify that the PCB layout and component values match the recommended design. Use an oscilloscope to check for oscillations or other anomalies in the output waveform.

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LTC1923EGN#PBF Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like LTC19, or try a keyword search, such as Switching Regulator or Controllers

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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