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LT3950EMSE#TRPBF - Analog Devices

Description: 60V, 1.5A LED Driver with Internal Exponential Scale Dimming

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LT3950EMSE#TRPBF - Analog Devices - PCB symbol
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LT3950EMSE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 16-Lead Plastic MSOP **-
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LT3950EMSE#TRPBF - Analog Devices - 3D model - Small Outline Packages - 16-Lead Plastic MSOP **-
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LT3950EMSE#TRPBF Details

  • Manufacturer Part Number:

    LT3950EMSE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1667

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Data Input Mode:

    SERIAL

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDSO-G16

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    4

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP16,.19,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

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

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    0.2 mA

  • Supply Voltage-Max:

    60 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    12 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    3 mm

LT3950EMSE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance involves placing the LT3950EMSE#TRPBF near a thermal pad or a heat sink, and ensuring good thermal conductivity between the device and the PCB. A 4-layer PCB with a solid ground plane and a thermal relief pattern around the device can help to dissipate heat efficiently.
  • To ensure reliable start-up and shutdown of the LT3950EMSE#TRPBF, it is recommended to use a soft-start circuit to limit the inrush current during start-up, and to use a voltage supervisor or a reset circuit to ensure that the device is properly reset during power-on and power-off sequences.
  • When selecting input and output capacitors for the LT3950EMSE#TRPBF, consider the voltage rating, capacitance value, ESR, and ripple current rating. The input capacitor should be able to handle the input voltage and ripple current, while the output capacitor should be able to handle the output voltage and ripple current, as well as provide sufficient filtering and decoupling.
  • To troubleshoot issues with the OCP feature, check the current sense resistor value and its connection to the device, ensure that the OCP threshold is set correctly, and verify that the device is not overheating or experiencing excessive voltage stress. Also, check the PCB layout for any potential current paths that may be causing false OCP triggers.
  • Operating the LT3950EMSE#TRPBF beyond its recommended operating conditions can lead to reduced reliability, decreased performance, and potentially even device failure. It is essential to ensure that the device operates within its recommended voltage, current, and temperature ranges to ensure optimal performance and reliability.

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LT3950EMSE#TRPBF Overview

Use the download button to access the LT3950EMSE#TRPBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LT395, or try a keyword search, such as Display Drivers

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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