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AAT3673 Datasheet(PDF) 4 Page - Skyworks Solutions Inc. |
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AAT3673 Datasheet(HTML) 4 Page - Skyworks Solutions Inc. |
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4 / 28 page  4 AAT3673 DATA SHEET 1.6A Dynamic Battery Charger and Power Manager Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 201881B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 25, 2012 Electrical Characteristics VADP = 5V, TA = -25°C to +85°C; unless otherwise noted, typical values are TA = 25°C. Symbol Description Conditions Min Typ Max Units Operation VOVP Input Over Voltage Protection Range 28 V VADP AC Adapter / USB Operating Voltage Range 4.0 6.5 VBAT Battery Operating Voltage Range 3.0 VCO(REG) VOUT ADP to OUT Voltage Regulation VADP = 5V, IOUT = 100mA, TA = 25°C 4.33 4.40 4.47 VADP = 4.8V to 6.5V, IOUT = 0mA to 400mA, TA = -25°C to +85°C 4.26 4.4 4.54 VDO ADP to OUT Regulator Dropout1 IOUT = 400mA 150 250 mV VUVLO_ADP ADP Under-Voltage Lockout Rising Edge 3.1 3.9 V Hysteresis 0.1 VUVLO_BAT BAT Under-Voltage Lockout Rising Edge 2.8 2.9 3.0 Hysteresis 0.1 IADP_OP ADP Normal Operating Current VADP = 5V, VEN = 0V, ICC = 1A 0.8 1.6 mA IADP_SHDN ADP Shutdown Mode Current (OVP is Still Active) VADP = 5V, VEN = 5V, VENBAT = 5V, No Load 360 μA IBAT_OP Battery Operating Current VBAT = VCO(REG), VADP = VENBAT = GND No Load 100 250 IBAT_SLP Battery Sleep Current VBAT = VCO(REG), VADP = 5V, VEN = VENBAT = 5V 510 IBAT_SHDN Leakage Current from BAT Pin VBAT = VCO(REG), VENBAT = VADP = 5V 2 Over-Voltage Protection VOVPT Over-Voltage Protection Trip Voltage VADP Rising Edge 6.5 6.75 7.0 V Hysteresis 100 mV VDO_OVP Dropout Voltage Between ADP and BYP Pins VADP = 5V, IADP = 500mA 100 200 TRESPOV Over-Voltage Protection Response Time Step up VADP from 6V to 8V 0.5 μs Options -1, -2, -3 TOVPON_130μs OVP Switch Release Delay Time VADP voltage step down from 8V to 6V, RLOAD = 100Ω, CBYP = 1μF 130 μs TOVPSTARTON_130μs OVP Switch Start Up Delay Time VADP voltage step up from 0V to 5V, RLOAD = 100Ω, CBYP = 1μF 150 Options -4, -5, -6 TOVPON_80ms OVP Switch Release Delay Time VADP voltage step down from 8V to 6V, RLOAD = 100Ω, CBYP = 1μF 80 ms TOVPSTARTON_80ms OVP Switch Start Up Delay Time VADP voltage step up from 0V to 5V, RLOAD = 100Ω, CBYP = 1μF 80 Power Switches RDS(ON)_SWA ADP-to-OUT FET On Resistance VADP = 5.0V 600 mΩ RDS(ON)_SWB BAT-to-OUT FET On Resistance VBAT = 4.1V 60 RDS(ON)_CHA ADP Battery Charging FET On-Resistance VADP = 5.0V 600 Battery Charge Voltage Regulation VCO(REG) Output Charge Voltage Regulation 4.158 4.20 4.242 V VMIN Preconditioning Voltage Threshold 2.8 2.9 3.0 VRCH Battery Recharge Voltage Threshold VCO(REG) - 0.17 VCO(REG) - 0.1 VCO(REG) - 0.05 VCHR_TH Default ADP Charge Reduction Threshold CHRADP Open; Reduce Charge Current When ADP is Below VCHR_TH 4.5 VCHR_REG CHRADP Pin Voltage Accuracy VADP = 4.5V 1.9 2.0 2.1 1. VDO is defined as VADP - VOUT when VOUT is 98% of normal. |
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