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LTC1159CS#PBF - Analog Devices

Description: Linear Technology LTC1159CS#PBF, Buck Controller, 50mA, 40 V Step-Down, 250 kHz, 16-Pin, SOIC

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LTC1159CS#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC1159CS#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
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LTC1159CS#PBF - Analog Devices - 3D model - Small Outline Packages - S Package 16-Lead Plastic Small Outline (Narrow .150 Inch)
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LTC1159CS#PBF Details

  • Manufacturer Part Number:

    LTC1159CS#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SO-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1610 (S16)

  • Country Of Origin:

    Malaysia

  • 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:

    CONSTANT OFF TIME

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    9.906 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.752 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    250 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.899 mm

LTC1159CS#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC1159CS#PBF involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a low-ESR capacitor for the output filter and to keep the layout symmetrical to reduce noise.
  • The choice of input and output capacitors for the LTC1159CS#PBF depends on the specific application requirements. For the input capacitor, a low-ESR ceramic capacitor with a value between 1uF to 10uF is recommended. For the output capacitor, a low-ESR capacitor with a value between 10uF to 100uF is recommended. The capacitor values should be chosen based on the desired ripple voltage and output impedance.
  • The LTC1159CS#PBF can operate at a maximum ambient temperature of 70°C. However, the device's performance and reliability may be affected at higher temperatures, and it's recommended to derate the device's output current and voltage accordingly.
  • Yes, the LTC1159CS#PBF is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is suitable for use in harsh environments. However, it's recommended to consult with Analog Devices Inc for specific requirements and qualifications.
  • Common issues with the LTC1159CS#PBF can be troubleshooted by checking the PCB layout, input and output capacitor values, and the device's operating conditions. Oscillation or instability can be caused by poor PCB layout, incorrect capacitor values, or excessive input or output impedance. It's recommended to consult the datasheet and application notes for troubleshooting guidelines.

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LTC1159CS#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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