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MAX749CSA+T - Analog Devices

Description: MAXIM INTEGRATED PRODUCTS - MAX749CSA+T - LCD Bias Supply, 2 V to 6 V, NSOIC-8

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MAX749CSA+T - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 SO
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MAX749CSA+T - Analog Devices  - 3D model - Small Outline Packages - 8 SO
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MAX749CSA+T Details

  • Manufacturer Part Number:

    MAX749CSA+T

  • 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, SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Reach Compliance Code:

    Compliant

  • 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 CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2 V

  • Input Voltage-Nom:

    5 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 Voltage-Nom:

    -100 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):

    0.06 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    500 kHz

  • 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

MAX749CSA+T Frequently Asked Questions (FAQs)

  • Analog Devices recommends a compact layout with the device placed close to the power supply, using short traces and minimizing loop areas to reduce noise. A 4-layer PCB with a solid ground plane is also recommended. Additionally, place decoupling capacitors close to the device's power pins and use a common ground point for all analog and digital grounds.
  • The MAX749CSA+T requires a power-on reset (POR) circuit to ensure proper startup. A POR circuit can be implemented using a resistor, capacitor, and diode. The device also has an internal POR circuit, but an external circuit is recommended for added reliability. Additionally, ensure that the power supply voltage is stable and within the recommended range before enabling the device.
  • The maximum allowed capacitive load on the output of the MAX749CSA+T is 100pF. Exceeding this limit can cause instability, oscillations, or reduced output swing. To ensure optimal performance, keep the capacitive load as low as possible and use a series resistor to dampen the output if necessary.
  • To troubleshoot issues with the MAX749CSA+T, start by verifying the power supply voltage, input signals, and output loads. Check for proper PCB layout, decoupling, and grounding. Use an oscilloscope to monitor the output waveforms and input signals. Consult the datasheet and application notes for guidance on specific troubleshooting techniques and potential error sources.
  • The MAX749CSA+T is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. Ensure that the device is properly heatsinked and that the junction temperature (Tj) does not exceed 150°C. Consult the datasheet for thermal resistance and power dissipation information.

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MAX749CSA+T 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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