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BQ24073RGTT Datasheet(PDF) 9 Page - Texas Instruments |
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BQ24073RGTT Datasheet(HTML) 9 Page - Texas Instruments |
9 / 42 page V IN 500mV/div 4ms/div 5V/div I BAT V PGOOD 5V/div V 4.4V OUT V 3.6V BAT 500mA/div V CHG I BAT 2V/div 400ms/div V BAT 1 A/div 5V/div Battery Removed BatteryDetectionMode V CHG I BAT 2V/div 400 ms/div V BAT 1 A/div 5V/div ChargingInitiated BatteryDetectionMode BatteryInserted I OUT I BAT V 3.6V BAT 500mA/div 200mV/div 1ms/div V 3.825V OUT 1 A/div SupplementMode TrackingtoV +225mV BAT I OUT I BAT V 3.8V BAT 500mA/div 500mV/div 1ms/div V 4.4V OUT 1 A/div SupplementMode I OUT I BAT 200mV/div 400 s/div m V 4.4V OUT 500mA/div 500mA/div 5V/div 2V/div 400 s/div m 500mA/div V SYSOFF I BAT V 4V BAT V 5.5V OUT V CE I BAT V 3.6V BAT V CHG 500mA/div 1V/div 5V/div 5V/div 10ms/div MandatoryPrecharge 10V/div 500mV/div 1 A/div 40 s/div m V IN I BAT V 4.2V BAT V 4.4V OUT bq24072, bq24073 bq24074, bq24075, bq24079 www.ti.com SLUS810E – SEPTEMBER 2008 – REVISED JULY 2010 TYPICAL CHARACTERISTICS VIN = 6V, EN1=1, EN2=0, bq24073 application circuit, TA = 25°C, unless otherwise noted. ADAPTER PLUG-IN BATTERY CONNECTED BATTERY DETECTION BATTERY DETECTION RLOAD = 10Ω BATTERY INSERTED BATTERY REMOVED Figure 1. Figure 2. Figure 3. ENTERING AND EXITING BATTERY ENTERING AND EXITING BATTERY SUPPLEMENT MODE SUPPLEMENT MODE ENTERING AND EXITING DPPM MODE RLOAD = 25ΩTO 4.5Ω RLOAD = 20ΩTO 4.5Ω RLOAD = 20Ω to 9Ω bq24074 bq24072 Figure 4. Figure 5. Figure 6. SYSTEM ON/OFF WITH INPUT OVP FAULT CONNECTED VIN = 6V to 15V VIN = 6V CHARGER ON/OF USING CE RLOAD = 10Ω bq24075, bq24079 Figure 7. Figure 8. Figure 9. Copyright © 2008–2010, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Link(s): bq24072 bq24073 bq24074 bq24075, bq24079 |
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