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BQ2011 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ2011 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 26 page  Example: Selecting a PFC Value Given: Sense resistor = 0.005 Ω Number of cells = 6 Capacity = 1300mAh, NiCd cells Current range = 1A to 80A Relative display mode Self-discharge = C 64 Voltage drop over sense resistor = 5mV to 400mV Therefore: 1300mAh * 0.005Ω = 6.5mVh Select: PFC = 34304 counts or 6.5mVh PFC = Z (float) MODE = not connected The initial full battery capacity is 6.5mVh (1300mAh) until the bq2011 “learns” a new capac- ity with a qualified discharge from full to EDV. 6 bq2011 PFC Programmed Full Count (PFC) mVh Scale MODE Pin Display Mode H 27648 10.5 1 2640 Floating Relative Z 34304 6.5 1 5280 L 44800 8.5 1 5280 H 42240 8.0 1 5280 Connected to LEDs Absolute Z 31744 6.0 1 5280 L 23808 4.5 1 5280 Table 1. bq2011 Programmed Full Count mVh Selections |
Similar Part No. - BQ2011_15 |
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Similar Description - BQ2011_15 |
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