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MAX640CSA+ - Analog Devices

Description: MAX640CSA+, DC-DC Converter, 225mA Adjustable/Fixed 1.3 → 11.5 V, Step Down, 8-Pin SOIC

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MAX640CSA+ - Analog Devices - PCB symbol
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PCB Footprints
MAX640CSA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - soic8-ren3
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3D Models
MAX640CSA+ - Analog Devices - 3D model - Small Outline Packages - soic8-ren3
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MAX640CSA+ Details

  • Manufacturer Part Number:

    MAX640CSA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    0.150 INCH, SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1999-05-26

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE FREQUENCY MODULATION

  • Input Voltage-Max:

    11.5 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    4 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    3.43 V

  • Output Voltage-Min:

    3.17 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    0.02 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

MAX640CSA+ Frequently Asked Questions (FAQs)

  • The MAX640CSA+ is a sensitive device and requires careful layout and placement to ensure proper operation. It is recommended to follow the layout guidelines provided in the datasheet, including keeping the input and output traces short and away from noise sources, and using a solid ground plane to reduce noise and EMI.
  • The MAX640CSA+ has a specific startup sequence that must be followed to ensure proper operation. The recommended startup sequence is to apply power to the device, then wait for the internal voltage regulator to stabilize (typically 10ms), and finally apply the input voltage to the device. Failure to follow this sequence may result in incorrect operation or damage to the device.
  • The MAX640CSA+ is rated for operation over the extended industrial temperature range of -40°C to +125°C. However, it is recommended to derate the device's performance and reliability at temperatures above 85°C to ensure long-term reliability.
  • The MAX640CSA+ is a surface-mount device and is susceptible to vibration and shock. It is recommended to follow proper mounting and soldering techniques to ensure the device is securely attached to the PCB. Additionally, it is recommended to use a conformal coating or potting compound to protect the device from environmental stresses.
  • Troubleshooting issues with the MAX640CSA+ typically involves checking the input and output voltages, ensuring proper power sequencing, and verifying that the device is properly soldered and mounted to the PCB. It is also recommended to consult the datasheet and application notes for specific troubleshooting guidance.

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MAX640CSA+ 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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