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LTC1261LIMS8-4.5#PBF - Analog Devices

Description: Charge Pump INV -4.5V 20mA 8-Pin MSOP Tube

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LTC1261LIMS8-4.5#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC1261LIMS8-4.5#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP
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LTC1261LIMS8-4.5#PBF - Analog Devices - 3D model - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP
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LTC1261LIMS8-4.5#PBF Details

  • Manufacturer Part Number:

    LTC1261LIMS8-4.5#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1660

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO OPERATES AT -4.5V

  • Analog IC - Other Type:

    SWITCHED CAPACITOR REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    5.25 V

  • Input Voltage-Min:

    4.75 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.02 A

  • Output Voltage-Max:

    -4.343 V

  • Output Voltage-Min:

    -4.657 V

  • Output Voltage-Nom:

    -4.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max (Isup):

    1.5 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    DOUBLER INVERTER

  • Switching Frequency-Max:

    650 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LTC1261LIMS8-4.5#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC1261 involves keeping the input and output traces short and wide, 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 output capacitor is of high quality and has a low ESR. Additionally, avoid using long output traces and minimize the inductance of the output connections.
  • The maximum input voltage that the LTC1261 can handle is 15V. Exceeding this voltage may damage the device. It's recommended to add input protection circuitry, such as a voltage clamp or a TVS diode, to prevent overvoltage conditions.
  • The LTC1261 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 a thermally-enhanced package for high-temperature applications.
  • To troubleshoot issues with the LTC1261, start by verifying the input voltage and current, and checking for any signs of overheating. Use an oscilloscope to check the output voltage and current waveforms. Also, ensure that the device is properly soldered and that there are no soldering defects or cold joints.

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LTC1261LIMS8-4.5#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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