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LTC1261LIMS8#TRPBF - Analog Devices

Description: Charge Pump INV -1.32V to -5V 20mA 8-Pin MSOP T/R

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LTC1261LIMS8#TRPBF - Analog Devices - PCB symbol
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LTC1261LIMS8#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS-08-1
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LTC1261LIMS8#TRPBF - Analog Devices - 3D model - Small Outline Packages - MS-08-1
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LTC1261LIMS8#TRPBF Details

  • Manufacturer Part Number:

    LTC1261LIMS8#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1660

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM -5V TO -1.23V

  • Analog IC - Other Type:

    SWITCHED CAPACITOR REGULATOR

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    5.25 V

  • Input Voltage-Min:

    2.7 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:

    -3.365 V

  • Output Voltage-Min:

    -1.552 V

  • Output Voltage-Nom:

    -1.5 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#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC1261 involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing noise coupling between the input and output stages. A 4-layer PCB with a dedicated analog ground plane is recommended. Additionally, the input and output traces should be kept short and away from each other to minimize noise coupling.
  • To ensure accurate voltage measurement with the LTC1261, it is essential to use a high-impedance input source, such as a voltage divider or an op-amp buffer, to prevent loading of the input signal. Additionally, the input voltage range should be within the specified range of the device, and the input impedance should be matched to the input impedance of the LTC1261.
  • The maximum clock frequency that can be used with the LTC1261 is 1.25MHz. However, the actual clock frequency used should be determined based on the specific application requirements and the desired conversion rate.
  • The LTC1261 has an internal overvoltage protection circuit that limits the input voltage to 7V. However, it is still recommended to use external overvoltage protection circuitry, such as a voltage clamp or a zener diode, to protect the device from high-voltage transients or faults.
  • The LTC1261 has a power-on reset (POR) circuit that initializes the device to a known state when the power supply is turned on. The POR circuit ensures that the device is in a reset state until the power supply has reached a minimum threshold voltage, typically around 2.5V.

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LTC1261LIMS8#TRPBF 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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