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LT1339CN#PBF - Analog Devices

Description: High Power Synchronous DC/DC Controller Linear Technology LT1339CN#PBF, DC-DC Controller, 65mA, 60 V, Current Mode, 150 kHz, 20-Pin, PDIP

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LT1339CN#PBF - Analog Devices - PCB symbol
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LT1339CN#PBF - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - LT1339CN
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LT1339CN#PBF Details

  • Manufacturer Part Number:

    LT1339CN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.300 INCH, PLASTIC, DIP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1510 (N20)

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    15 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T20

  • JESD-609 Code:

    e3

  • Length:

    10.16 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    70 °C

  • Output Voltage-Nom:

    1.25 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP20,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    3.937 mm

  • Supply Current-Max (Isup):

    20 mA

  • Surface Mount:

    NO

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    150 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    7.62 mm

LT1339CN#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1339CN involves keeping the input and output traces short and separate, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the output capacitor has a low ESR and is properly decoupled from the output voltage. Additionally, a small ceramic capacitor (e.g., 10nF) can be added between the VCC pin and ground to improve stability.
  • The maximum input voltage for the LT1339CN is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and to prevent damage to the device.
  • The LT1339CN is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliable operation.
  • To protect the LT1339CN from input voltage transients and surges, add a TVS (Transient Voltage Suppressor) diode or a voltage clamp circuit at the input. This will help to limit the input voltage to a safe level and prevent damage to the device.

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LT1339CN#PBF 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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