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MAX1744AUB+ - Analog Devices

Description: High-Voltage, Step-Down DC-DC Controller in µMAX

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MAX1744AUB+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 10-MINI_SO-N/A_2023
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MAX1744AUB+ - Analog Devices - 3D model - Small Outline Packages - 10-MINI_SO-N/A_2023
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MAX1744AUB+ Details

  • Manufacturer Part Number:

    MAX1744AUB+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    10-MINI_SO-N/A

  • Package Description:

    ROHS COMPLIANT, M0-187BA, UMAX-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    10-MINI_SO-N/A

  • 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:

    2000-07-15

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    ALSO OPERATES AT 5V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    5.5 V

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    3.4 V

  • Output Voltage-Min:

    3.2 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max (Isup):

    0.14 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    330 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

MAX1744AUB+ Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the MAX1744AUB+ involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a solid ground plane is recommended. Refer to the application note AN-1149 for more details.
  • The input and output capacitors should be selected based on the specific application requirements. A general guideline is to use X5R or X7R ceramic capacitors with a voltage rating of at least 2x the maximum input voltage. The capacitance value should be between 1uF to 10uF. Refer to the application note AN-1149 for more details.
  • The maximum input voltage that the MAX1744AUB+ can handle is 32V. However, the device can operate with input voltages up to 36V for short durations (less than 100ms) without damage. It's recommended to use a voltage limiter or a transient voltage suppressor to protect the device from voltage spikes.
  • The MAX1744AUB+ 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 voltage at high temperatures. Refer to the datasheet for more details.
  • To troubleshoot issues with the MAX1744AUB+, start by checking the input voltage, output voltage, and output current. Verify that the device is properly connected and that the input and output capacitors are correctly selected. Use an oscilloscope to check for noise, oscillations, or other anomalies. Refer to the application note AN-1149 for more troubleshooting tips.

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MAX1744AUB+ 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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MAX1744AUB+ Alternates

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Part Image MAX1744EUB+ Maxim Integrated Products

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Part Image MAX1744AUB Rochester Electronics LLC

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Part Image MAX1744AUB+ Maxim Integrated Products

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Part Image MAX1744AUB-T Maxim Integrated Products

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Part Image MAX1744EUB-T Maxim Integrated Products

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For a full list of alternate parts for MAX1744AUB+, check out Findchips.com