This design’s purposes are primarily targeted on battery cell formation, take a look at gear, and programmable DC energy provides.
The twin-phase digital management battery tester is an important instrument in battery expertise, enjoying an important position in making certain the reliability and efficiency of batteries. This testing gear utilises digital management to precisely consider battery parameters, corresponding to voltage, present, and capability, below numerous circumstances. Its dual-phase method permits for extra exact and environment friendly testing, making it an important instrument for battery producers, researchers, and high quality management professionals. The purposes of this tester are numerous, starting from creating and validating new battery chemistries to routine high quality checks in manufacturing traces and diagnostic testing in after-sales service. It’s extensively utilized in automotive, shopper electronics, renewable vitality, and aerospace industries, the place battery efficiency and security are paramount.
The reference design TIDA-010087 by Texas Devices showcases a way for exactly controlling the present and voltage in a bidirectional interleaved buck converter energy stage. This management is achieved utilizing a C2000TM microcontroller (MCU) and a precision ADC ADS131M08. The design can preserve a present regulation error of lower than ±20mA and a voltage regulation error of lower than ±1-mV. This precision is attained by utilising the high-resolution pulse-width modulation (PWM) technology peripheral of the C2000 MCU.
The design has a number of key options that improve its performance and efficiency. These embrace a dual-phase interleaved 600-W bidirectional buck energy stage and a PWM decision of 15.8 bits at a 100-kHz switching frequency. It additionally incorporates an exterior delta-sigma ADC for closed-loop management. The design helps fixed present charging and discharging with a regulation error of lower than ±20 mA and fixed voltage mode in each charging and discharging with a regulation error of lower than ±1 mV. It’s outfitted with a software program frequency response analyser (SFRA) and compensation designer to make it straightforward to tune management loops. PowerSUITE help facilitates straightforward design adaptation to satisfy person necessities.
The battery tester gear related to this design encompasses a variety of kit used to check single cells, battery modules, and high-voltage battery packs. This gear consists of precision energy provides and knowledge acquisition programs and is used for charging and discharging batteries and measuring numerous cell parameters. The design affords a spread of output voltage choices. The minimal enter voltage (Vin) is 12V, whereas the utmost enter voltage (Vin) is 15V. The nominal output voltage (Vout) is ready at 6V, with a most output present (Iout) of 100A. The design has an output energy of 600W and is non-isolated. It operates with a DC enter kind and encompasses a synchronous buck topology.Â
TI has examined this reference design, which features a Invoice of Materials (BOM), schematics, take a look at reviews, PCB format, and Gerber information. The corporate’s web site has extra knowledge concerning the reference design. To learn extra about this reference design, click on right here.
