EDN's Best of Power: Batteries and Charging ICs
By Staff -- EDN, 5/15/2008
Popular features that caught readers' eyes: the trend to speed up battery-recharge time through either supercapacitor usage or sophisticated charging algorithms, the move toward accurate fuel gauges for portable devices, and the integration of authentication circuits into charging ICs.
- Cap-xx Ltd HS and HW: Supercapacitors deliver 100 times the power of batteries
- Dallas Semiconductor DS2786: Stand-alone fuel gauge reports battery capacity without a full-charge cycle
- Advanced Analogic Technologies AAT4620: Integrated supercapacitor charger IC reduces charge time
- Advanced Analogic Technologies AAT3663: Battery-charger IC monitors internal die temperature
- Maxim Integrated Products DS2784: Fuel gauge combines a lithium protector and SHA-1 authentication
Follow-on EDN feature article: "Friend or foe: Battery-authentication ICs separate the good guys from the bad"
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