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DS2781G+ - Analog Devices

Description: MAXIM INTEGRATED PRODUCTS - DS2781G+ - Li-Ion, Li-Pol Battery Fuel Gauge IC, 2.5 V to 10 V supply, Serial interface, TDFN-10

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DS2781G+ - Analog Devices - PCB symbol
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PCB Footprints
DS2781G+ - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - T1034N+1-1
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DS2781G+ - Analog Devices - 3D model - Small Outline No-lead - T1034N+1-1
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DS2781G+ Details

  • Manufacturer Part Number:

    DS2781G+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    10-LFCSP-4X3X0.75

  • Package Description:

    3 X 4 MM, LEAD FREE, TDFN-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    10-LFCSP-4X3X0.75

  • 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:

    2006-01-09

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-XDSO-N10

  • JESD-609 Code:

    e4

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC10,.16,20

  • 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

  • Supply Current-Max (Isup):

    0.095 mA

  • Supply Voltage-Max (Vsup):

    10 V

  • Supply Voltage-Min (Vsup):

    2.5 V

  • Surface Mount:

    YES

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

DS2781G+ Frequently Asked Questions (FAQs)

  • The DS2781G+ requires careful layout and placement to ensure accurate measurements. It's recommended to place the device close to the battery, use a dedicated analog ground plane, and keep digital signals away from the device. A 4-layer PCB with a solid ground plane is recommended. Refer to the application note AN-1149 for more details.
  • The DS2781G+ requires calibration to ensure accurate measurements. Calibration involves writing the calibration data to the device's EEPROM. The calibration process involves measuring the battery voltage and current, and then writing the corresponding calibration data to the device. Refer to the datasheet and application note AN-1149 for more details.
  • The accuracy of the DS2781G+ measurements depends on various factors such as the quality of the battery, the accuracy of the calibration, and the operating conditions. Typically, the device can achieve an accuracy of ±1% for voltage measurements and ±2% for current measurements. Refer to the datasheet for more details.
  • The DS2781G+ is designed to work with a single battery. However, it's possible to use multiple DS2781G+ devices, each connected to a separate battery, to monitor multiple batteries. Alternatively, you can use a multiplexer to connect multiple batteries to a single DS2781G+ device, but this may require additional circuitry and software complexity.
  • The DS2781G+ has a sleep mode to reduce power consumption. The device can be woken up using the WAKE pin or by detecting a change in the battery voltage. It's recommended to use a dedicated wake-up circuit to ensure reliable wake-up and to avoid false wake-ups. Refer to the datasheet and application note AN-1149 for more details.

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DS2781G+ 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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