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MAX8903AETI+ - Analog Devices

Description: Maxim MAX8903AETI+, Battery Charger, 500mA, 28-Pin TQFN

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PCB Footprints
MAX8903AETI+ - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 28 TQFN-EP-[T2844-1]
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3D Models
MAX8903AETI+ - Analog Devices  - 3D model - Quad Flat No-Lead - 28 TQFN-EP-[T2844-1]
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MAX8903AETI+ Details

  • Manufacturer Part Number:

    MAX8903AETI+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    28-LFCSP-4X4X0.75

  • Package Description:

    4 X 4 MM, ROHS COMPLIANT, TQFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    28-LFCSP-4X4X0.75

  • 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:

    2009-01-28

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    S-XQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.16SQ,16

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    4 mA

  • Supply Voltage-Max (Vsup):

    16 V

  • Supply Voltage-Min (Vsup):

    4.15 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

MAX8903AETI+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX8903AETI+ 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 dedicated power plane and a dedicated ground plane is recommended. Additionally, it's essential to follow the layout guidelines provided in the datasheet and application notes.
  • Optimizing the compensation network for the MAX8903AETI+ involves selecting the right values for the compensation 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 PCB layout. It's essential to ensure that the compensation network provides sufficient phase margin and gain margin to ensure stability.
  • The MAX8903AETI+ can handle input voltages up to 28V, but it's essential to ensure that the input voltage does not exceed the absolute maximum rating of 30V. Additionally, the device can handle input voltage transients up to 40V for a short duration (less than 100ms). However, it's recommended to use input voltage protection circuitry to prevent damage from voltage transients or spikes.
  • To ensure that the MAX8903AETI+ operates within the safe operating area (SOA), it's essential to monitor the device's junction temperature, input voltage, and output current. The device should be operated within the recommended operating conditions specified in the datasheet. Additionally, it's recommended to use thermal management techniques such as heat sinks or thermal interfaces to keep the junction temperature within the recommended range.
  • The recommended input capacitor type for the MAX8903AETI+ is a low-ESR ceramic capacitor with a value of 10uF to 22uF. The capacitor should be rated for the maximum input voltage and should have a low equivalent series resistance (ESR) to minimize voltage ripple and ensure stable operation.

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MAX8903AETI+ 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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