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LTC3670EDDB#TRPBF - Analog Devices

Description: Monolithic 400mA Buck Regulator with Dual 150mA LDOs in 3mm × 2mm DFN

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LTC3670EDDB#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3670EDDB#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DDB Package 12-Lead Plastic DFN (3mm × 2mm)
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3D Models
LTC3670EDDB#TRPBF - Analog Devices - 3D model - Small Outline No-lead - DDB Package 12-Lead Plastic DFN (3mm × 2mm)
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LTC3670EDDB#TRPBF Details

  • Manufacturer Part Number:

    LTC3670EDDB#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1723

  • Country Of Origin:

    Thailand

  • 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:

    BURST MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.5 V

  • Input Voltage-Nom:

    3.6 V

  • JESD-30 Code:

    R-PDSO-N12

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.1 A

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2590 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.45 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    2 mm

LTC3670EDDB#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3670EDDB 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. A 4-layer PCB with a dedicated power plane is recommended. Refer to the datasheet's layout guidelines and application notes for more details.
  • The compensation network for the LTC3670EDDB involves selecting the right values for the resistors and capacitors. A good starting point is to use the values recommended in the datasheet. Then, use simulation tools or empirical methods to fine-tune the values based on the specific application requirements and operating conditions.
  • The maximum input voltage that the LTC3670EDDB can handle is 36V. However, it's recommended to operate the device within the specified input voltage range of 2.7V to 36V to ensure reliable operation and to prevent damage to the IC.
  • The LTC3670EDDB is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's output current and input voltage according to the datasheet's thermal derating guidelines to ensure reliable operation in high-temperature environments.
  • To troubleshoot issues with the LTC3670EDDB, start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and that the input and output capacitors are properly sized. Use an oscilloscope to check for oscillations or other anomalies. Refer to the datasheet's troubleshooting section and application notes for more guidance.

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LTC3670EDDB#TRPBF 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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