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LT1935ES5#TRMPBF - Analog Devices

Description: Linear Technology LT1935ES5#TRMPBF, Step Up DC-DC Converter, 2A, Adjustable, 5-Pin TSOT-23

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LT1935ES5#TRMPBF - Analog Devices - PCB symbol
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PCB Footprints
LT1935ES5#TRMPBF - Analog Devices PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - S5 package TSOT-23 LTC DWG # 05-08-1635
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3D Models
LT1935ES5#TRMPBF - Analog Devices - 3D model - SOT23 (5-Pin) - S5 package TSOT-23 LTC DWG # 05-08-1635
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LT1935ES5#TRMPBF Details

  • Manufacturer Part Number:

    LT1935ES5#TRMPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MO-193, TSOT-23, 5 PIN

  • Pin Count:

    5

  • Manufacturer Package Code:

    05-08-1635

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    3.2 A

  • Output Voltage-Max:

    38 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    1400 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.625 mm

LT1935ES5#TRMPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1935ES5#TRMPBF involves keeping the input and output traces separate, using a solid ground plane, and placing the input and output capacitors close to the IC. Additionally, it's recommended to use a low-ESR capacitor for the output filter and to keep the feedback trace short and direct.
  • To ensure the LT1935ES5#TRMPBF operates within its SOA, calculate the maximum power dissipation using the formula Pd = (Vin - Vout) x Iout. Then, ensure the junction temperature (TJ) is below the maximum rating of 125°C by using a heat sink or thermal pad, and by keeping the ambient temperature (TA) below 70°C.
  • When selecting input and output capacitors for the LT1935ES5#TRMPBF, consider the capacitor's equivalent series resistance (ESR), voltage rating, and capacitance value. A low-ESR capacitor with a voltage rating above the maximum input voltage and a capacitance value of at least 10uF is recommended for the input capacitor. For the output capacitor, a low-ESR capacitor with a voltage rating above the maximum output voltage and a capacitance value of at least 22uF is recommended.
  • To troubleshoot issues with the LT1935ES5#TRMPBF, start by checking the PCB layout and ensuring that the input and output traces are separate and the feedback trace is short and direct. Next, verify that the input and output capacitors are properly selected and placed. If the issue persists, check the voltage and current ratings of the components and ensure they are within the recommended operating conditions. Finally, use an oscilloscope to measure the output voltage and current to identify any signs of oscillation or instability.
  • The LT1935ES5#TRMPBF is a high-voltage, low-current DC-DC converter with a wide input voltage range and a high output voltage accuracy. Compared to other similar DC-DC converters from Analog Devices, the LT1935ES5#TRMPBF has a higher input voltage range (up to 60V) and a lower quiescent current (typically 2.5mA). It also has a higher output voltage accuracy (±2%) and a faster switching frequency (typically 1.2MHz).

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LT1935ES5#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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