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BQ24008 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ24008 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 25 page bq24007 bq24008 SLUS479D − JANUARY 2001 − REVISED NOVEMBER 2004 www.ti.com 6 20 19 18 17 16 6 7 8 9 10 N/C − Do Not Connect TMR EN VSEL GND CR N/C N/C N/C N/C OUT OUT bq24007 RGW PACKAGE (TOP VIEW) Terminal Functions TERMINAL NAME NO. I/O DESCRIPTION NAME PWP RGW I/O DESCRIPTION AGND 16 14 Ground pin; connect close to the negative battery terminal. APG/THERM 7 5 I Adapter power good input/thermistor sense input CR 12 9 I Internal regulator bypass capacitor TMR EN 8 6 I Charge-enable input. Active-high enable input with internal pulldown. Low-current stand-by mode active when EN is low. GND/HEATSINK 10 8 Ground pin; connect to PowerPAD heat-sink layout pattern. IN 2, 3 1, 2 I Input voltage. This input provides the charging voltage for the battery. ISNS 5 4 I Current sense input N/C 1, 6, 11, 15, 20 10, 13, 18−20 No connect. These pins must be left floating. Pin 15 is N/C on bq24007PWP only. Pin 13 is N/C on bq24007RGW only. OUT 18, 19 16, 17 O Charge current output STAT1 14 12 O Status display output 1 STAT2 15 − O Status display output 2 (for bq24008 only) TMR SEL 13 11 I Charge timer selection input VCC 4 3 I Supply voltage VSEL 9 7 I 4.1-V or 4.2-V charge regulation selection input VSENSE 17 15 I Battery voltage sense input |
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