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LTC3803MPS6-5#TRMPBF - Analog Devices

Description: Constant Frequency Current Mode Flyback DC/DC Controller in ThinSOT

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LTC3803MPS6-5#TRMPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3803MPS6-5#TRMPBF - Analog Devices PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - S6 Package 6-Lead Plastic TSOT-23 (Reference LTC DWG # 05-08-1636)
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3D Models
LTC3803MPS6-5#TRMPBF - Analog Devices - 3D model - SOT23 (6-Pin) - S6 Package 6-Lead Plastic TSOT-23 (Reference LTC DWG # 05-08-1636)
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LTC3803MPS6-5#TRMPBF Details

  • Manufacturer Part Number:

    LTC3803MPS6-5#TRMPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    1 MM HEIGHT, LEAD FREE, PLASTIC, MO-193, TSOT-23, 6 PIN

  • Pin Count:

    6

  • Manufacturer Package Code:

    05-08-1636

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.7 V

  • Input Voltage-Min:

    4.9 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Current-Max:

    1 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Current-Max (Isup):

    0.35 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    230 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.625 mm

LTC3803MPS6-5#TRMPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3803 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a separate analog ground plane and to keep the power and ground traces separate.
  • The choice of input and output capacitors for the LTC3803 depends on the specific application requirements. In general, low-ESR capacitors with a high ripple current rating are recommended. The input capacitor should be able to handle the input voltage and current, while the output capacitor should be able to handle the output voltage and current. A good starting point is to use capacitors with a capacitance value of 10uF to 22uF and a voltage rating of 1.5 to 2 times the input voltage.
  • The LTC3803 can operate at ambient temperatures up to 85°C, but the junction temperature should not exceed 125°C. It's recommended to use thermal management techniques such as heat sinks or thermal interfaces to keep the junction temperature within the recommended range.
  • Yes, the LTC3803 is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is also suitable for use in high-reliability industrial and medical applications.
  • To troubleshoot issues with the LTC3803, start by checking the PCB layout and ensuring that it meets the recommended layout guidelines. Check the input and output voltage and current levels, and ensure that the capacitors are properly selected and placed. Use an oscilloscope to check for oscillation or instability, and consult the datasheet and application notes for troubleshooting guidelines.

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LTC3803MPS6-5#TRMPBF 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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