LTC4150IMS#PBF

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The LTC4150IMS#PBF is a battery gas gauge with an integrated Coulomb counter and temperature measurements, which is designed to achieve high precision energy measurement in portable applications including computer systems, digital cameras, and automated test equipment. This integrated device allows for accurate monitoring of battery usage and temperature measurements, as well as providing overcharge, undercharge, and overvoltage protection. By utilizing this device, the system designer can provide comprehensive battery management, with detailed power consumption information, for their application.

The LTC4150IMS#PBF comprises of an analog front-end containing an ADC with 12-bit resolution, an AC/DC reference, and a temperature measurement unit. This device is powered through an on-chip voltage regulator, and provides a wide range of input supply voltages spanning from 3.2V to 7V. The ADC provides a direct output of the battery voltage and temperature with 12-bit resolution, as well as providing an output of the current voltage, current temperature, and Coulomb counter value.

The LTC4150IMS#PBF features a single integrated Coulomb counter, with a total capacity of 16 bits, and a ±2% accuracy across the full-charge range. This sophisticated counter can measure the charge and discharge cycles of a battery in small increments, allowing for an evaluation of not only the current state-of-charge, but also the total amount of charge delivered and discharged. The integrated temperature measurement unit has a resolution of 16-bits, with 0.03°C accuracy.

The LTC4150IMS#PBF also includes a range of on-board protection schemes including over-charge, over-discharge, and over-voltage protection. These features help to protect the battery from excessive stress or damage, as well as providing for safe control of the charging and discharging of the battery. In addition, the LTC4150IMS#PBF supports a range of low-power modes for added power conservation when the device is not in use.

The LTC4150IMS#PBF is an advanced battery gas gauge with Coulomb counter and temperature measurements, designed specifically for use in portable applications. Its integrated ADC and reference components provide a high resolution of battery voltage and temperature measurements, while its precision over-charge, over-discharge, and over-voltage protection mechanisms ensure battery integrity and safe control. Furthermore, its low-power modes help to preserve battery life and maximise system efficiency. All of these features combine to make the LTC4150IMS#PBF an ideal choice for applications requiring accurate and comprehensive battery management.

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