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DS2777G+ - Analog Devices

Description: 2-Cell, Stand-Alone, Li+ Fuel-Gauge IC with Protector and Optional SHA-1 Authentication

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DS2777G+ - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - 14 TDFN-EP
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DS2777G+ - Analog Devices  - 3D model - Small Outline No-lead - 14 TDFN-EP
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DS2777G+ Details

  • Manufacturer Part Number:

    DS2777G+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    14-LFCSP-3X5X0.8

  • Package Description:

    TDFN-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    14-LFCSP-3X5X0.8

  • 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:

    2008-11-07

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-XDSO-N14

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC14,.2,16

  • 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):

    0.3 mA

  • Supply Voltage-Max (Vsup):

    9.2 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Surface Mount:

    YES

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

DS2777G+ Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the DS2777G+ involves placing the device near the battery, using a solid ground plane, and keeping the analog and digital traces separate to minimize noise and interference. A 4-layer PCB with a dedicated power plane is also recommended.
  • Calibration of the DS2777G+ involves setting the internal registers to match the specific battery chemistry and configuration. This can be done using the device's calibration mode, which involves applying a known voltage and current to the battery and adjusting the registers accordingly.
  • The DS2777G+ can support up to 16 batteries in series, but the maximum number of batteries that can be connected depends on the specific application and the voltage range of the batteries. It's recommended to consult the datasheet and application notes for specific guidance.
  • The DS2777G+ has built-in battery balancing capabilities, which involve actively controlling the charge and discharge of individual cells to maintain balance and prevent overcharge or undercharge. The device can also provide alerts and notifications when balancing is required.
  • The DS2777G+ uses a proprietary I2C-like communication protocol, which is compatible with standard I2C interfaces. The device can also be configured to use other communication protocols, such as SPI or UART, using external components and firmware modifications.

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DS2777G+ 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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Part Image DS2777G+T&R Analog Devices Inc

Adjustable, 1 Channel