DS2756E+ by Analog Devices

High-Accuracy Battery Fuel Gauge with Programmable Suspend Mode


The DS2756 remains in production, however, for new projects, we recommend ModelGauge m5 MAX17201 fuel gauge. The DS2756 high-precision battery fuel gauge is a data-acquisition and information-storage device tailored for cost-sensitive and space-constrained 1-cell Li+/polymer battery-pack applications. The DS2756 provides the key hardware components required to accurately estimate remaining capacity by integrating low-power, precision measurements of temperature, voltage, current, and current accumulation, as well as nonvolatile (NV) data storage, into the small footprint of a 3.0mm x 4.4mm 8-pin TSSOP package. Through its 1-Wire® interface, the DS2756 gives the host system read/write access to status and control registers, instrumentation registers, and general-purpose data storage. Each device has a unique factory-programmed 64-bit net address that allows it to be individually addressed by the host system, supporting multibattery operation.

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Prices starting from US$1.16

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Features

Programmable Suspend Mode
Accurate Current Accumulation 2% ±4µV over ±64mV Input Range 2% ±200µA over ±3.2A with 20mΩ Sense
2% ±4µV over ±64mV Input Range
2% ±200µA over ±3.2A with 20mΩ Sense
Current Measurement 9-Bit Snapshot Measurement 12-Bit Average Updated Every 88ms 15-Bit Average Updated Every 2.8s
9-Bit Snapshot Measurement
12-Bit Average Updated Every 88ms
15-Bit Average Updated Every 2.8s
Voltage Measurement 9-Bit Snapshot Measurement 10-Bit Average Updated Every 4ms
9-Bit Snapshot Measurement
10-Bit Average Updated Every 4ms
Temperature Measurement 10-Bit with 0.125°C Resolution
10-Bit with 0.125°C Resolution
Snapshot mode allows instantaneous power measurement
Host Alerted When Accumulated Current or Temperature Exceeds Programmable Limits
96 Bytes of Lockable EEPROM
8 Bytes of General-Purpose SRAM
Dallas 1-Wire Interface with Unique 64-Bit Address and Standard or Overdrive Timing
3mm Dimension of 8-Pin TSSOP Package Allows Mounting on Side of Thin Prismatic Li+ and Li+/Polymer Cells

Specifications

Functions Fuel Gauge
Battery Type 1 Cell Li-Ion3-Cell NiMH
Interface 1-Wire
User Data Storage (Bytes) 8 SRAM96 EEPROM
Parameters Measured CurrentTemperatureVoltage
End Equipment Pack
VSUPPLY (V) (min) 3
VSUPPLY (V) (max) 5.5
Package/Pins TSSOP/8
Oper. Temp. (°C) -40 to +85
BudgetaryPrice (See Notes) 2.97


DS2756E+ Semiconductors - ICs by Analog Devices

FUEL GAUGE HIGH ACCURACY TSSOP8

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Battery Management Function Fuel Gauge
Battery Type Li-Ion Li-Pol
Supply Voltage Min 3V
Supply Voltage Max 4.5V
Battery IC Case Style TSSOP
No. of Pins 8Pins
IC Interface Type 1 Wire
Operating Temperature Min -20°C
Operating Temperature Max 70°C
Product Range -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)
Base Number 2756
Input Voltage Max 5.5V
No. of Series Cells 1
Operating Temperature Range -20°C to +70°C
Supply Voltage Range 3V to 4.5V
Termination Type Surface Mount Device

Alternative Descriptions

High-Accuracy Battery Fuel Gau | Analog Devices
Batt Fuel Gauge, Li-Ion/Li-Pol, Tssop-8 | Newark Electronics
FUEL GAUGE HIGH ACCURACY, TSSOP8 | Farnell

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS2756E+ ?

Additional datasheets, footprints and schematics for DS2756E+ are listed on our Part Details page. You can also find images and similar parts to DS2756E+ on this page.

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Is the DS2756E+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS2756E+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics and Farnell have stock available or on a lead time for DS2756E+ .

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