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LT1946EMS8E#TRPBF - Analog Devices

Description: IC REG BOOST ADJ 1.5A 8MSOP

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LT1946EMS8E#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS8E
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LT1946EMS8E#TRPBF - Analog Devices - 3D model - Small Outline Packages - MS8E
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LT1946EMS8E#TRPBF Details

  • Manufacturer Part Number:

    LT1946EMS8E#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:

    05-08-1662

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    2.6 V

  • Input Voltage-Nom:

    3 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:

    70 °C

  • Output Current-Max:

    3.1 A

  • Output Voltage-Max:

    34 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    1500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LT1946EMS8E#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1946 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. Additionally, it's recommended to use a Kelvin connection for the output voltage sense pins to minimize noise and ensure accurate voltage regulation.
  • To ensure stability, it's essential to follow the recommended compensation network and output capacitor values specified in the datasheet. Additionally, the input voltage should be well-regulated, and the device should be operated within its recommended operating conditions. It's also important to minimize the loop area and keep the input and output traces separate to reduce noise and parasitic inductance.
  • The maximum output current capability of the LT1946 is 3A, but it's limited by the thermal performance of the package and the PCB. The device can deliver up to 3A of output current, but it's recommended to derate the output current based on the ambient temperature and the thermal resistance of the package and PCB.
  • The LT1946 is rated for operation up to 125°C, but it's essential to consider the thermal performance of the package and PCB when operating at high temperatures. The device's output current capability may be reduced at high temperatures, and it's recommended to derate the output current based on the ambient temperature and the thermal resistance of the package and PCB.
  • To protect the LT1946 from input voltage transients and surges, it's recommended to use a TVS (transient voltage suppressor) diode or a voltage clamp circuit at the input. Additionally, the input capacitor should be rated for the maximum expected input voltage and should be placed close to the device to minimize inductance and noise.

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LT1946EMS8E#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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