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BQ25015RHLR Datasheet(PDF) 10 Page - Texas Instruments |
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BQ25015RHLR Datasheet(HTML) 10 Page - Texas Instruments |
10 / 28 page www.ti.com FUNCTIONAL DESCRIPTIONS BATTERY CHARGER 5 4 6 AC EN SW 13 12 ISET2 ISET1 bq25015RHL PACK+ PACK− VDC GND VBUS GND USBPort AC Adapter 2 FB 16 BAT/OUT + SYSTEM Battery Pack 10 µH 17 BAT/OUT USB STAT2 7 8 STAT1 3 9 VSS VSS VSS 18 14 typ_app_lus721 19 15 CE PG R1 C2 C 1 µF CHG 10k 1.62k L OUT Controland StatusSignals R2 10 F 10 F 10k C 10 µF OUT C1 R =261k 1 R =100k C =68pF C =100pF 2 1 2 bq25015 bq25017 SLUS721A – DECEMBER 2006 – REVISED MARCH 2007 The bq2501x supports a precision Li-Ion or Li-Pol charging system suitable for single-cell battery packs and a low-power DC-DC converter for providing power to system processor. See a typical charge profile, application circuit and an operational flow chart in Figure 12 through Figure 14 respectively. Figure 13 is the typical application circuit for a high-current application (300 mA). Here the battery charge current is 500 mA, input voltage range of 4.5V – 6.5V. Figure 12. Typical Charger Profile Figure 13. Typical Application Circuit 10 Submit Documentation Feedback |
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