DS2745 Reference Design Circuit | Battery Monitor Application Circuit

The DS2745 provides current, voltage, and temperature measurement data to monitor battery capacity and is ideal for cost sensitive products. This article mainly introduces the DS2745 features, application range, reference design circuit and circuit analysis to help you shorten the design time.

DS2745 features: 16-bit bidirectional current measurement; current accumulating register resolution; 11-bit voltage measurement; 11-bit temperature measurement

DS2745 typical application range: cellular equipment; GPS; handheld products; PDA

DS2745 Reference Design Application Circuit:

Figure 1DS2745 internal structure diagram

The DS2745 provides current-flow, voltage, and temperature measurement data to support batterycapacity monitoring in cost-sensitive applications. The DS2745 can be mounted on either the host side or pack side of the application.

Figure 2DS2745 reference design

The DS2745 measurements can be used directly to provide accurate fuel gauging in typical use conditions, or along with FuelPackTM algorithms to form a complete and accurate solution for estimating remaining capacity over wide temperature and operating conditions.

DS2745 Datasheet: Click to download

More schematics and source code popular application circuit: click now

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