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AAT2614IDG-4-T1 Datasheet(PDF) 4 Page - Skyworks Solutions Inc. |
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AAT2614IDG-4-T1 Datasheet(HTML) 4 Page - Skyworks Solutions Inc. |
4 / 21 page AAT2614 DATA SHEET Step-Down DC/DC Converter with Quad High PSRR LDOs 4 Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com 202209B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 20, 2013 Electrical Characteristics1 VINB = VINL1 = VINL2 = 3.6V, L = 2.2μH, CINL1, 2 = 2.2μF, CINB = 4.7μF, COUTB = 10μF, VINLx = VOUTLx +0.7V, VENLx = VINLx , COUL1, 2, 3, 4 = 1μF, TA= 25 o C unless otherwise noted. Symbol Description Conditions Min Typ Max Units PMU Operation VIN Input Voltage 2.5 5.5 V UVLO Under-Voltage Lockout Rising 1.9 V Hysteresis 100 mV TSD Thermal Shutdown Threshold 140 °C Hysteresis 15 °C IQ Quiescent Current VENB > 1.5V, VENL1,2,3,4 >1.5V, no load 260 420 μA Logic Control VIH Input Logic High Threshold ENL1, ENL2, ENL3, ENL4, ENB 1.5 VINB V VIL Input Logic Low Threshold ENL1, ENL2, ENL3, ENL4, ENB 0.4 V DC-DC Step-Down Converter ISHDN Shutdown Current from INB Pin VENB < 0.4V, VENL 1, 2, 3, 4 < 0.4V 0.1 1 μA IQ Quiescent Current VENL 1, 2, 3, 4 < 0.4V , VENB >1.5V , IOUTB = 0mA 120 280 μA ILIM P-Channel Current Limit VINB = 2.7V to 5.5V 800 mA VOUT_ACC Output Voltage Accuracy TA = -40°C to 85°C, 20mA load -3 3 % FSW Operating Switching Frequency 1.7 MHz RDS(ON)H High-Side Switch On Resistance IOUTB = 200mA 230 mΩ IOUTB = 200mA, VINB = 2.5V 280 RDS(ON)L Low-Side Switch On Resistance IOUTB = 200mA 180 mΩ IOUTB = 200mA, VINB = 2.5V 220 LDO ISHDN Shutdown Current VENB = VENL < 0.4V 1 μA ILIM Output Current Limit RLOAD = 1Ω 500 600 mA VDROP Dropout Voltage IOUTL = 300mA 500 mV VOUTL_ACC Output Voltage Accuracy TA = -40°C to 85°C, 1mA load -3 3 % ΔVOUTL/ IOUTL Load Regulation 1mA < IOUTL < 300mA 0.3 0.6 % VOUTL/ VINL Line Regulation VINL1 = VINL2 = 2.7V to 5.5V 0.2 %/V PSRR Power Supply Rejection Ratio COUT1,2,3,4 = 1μF, VINL = VOUTL1,2,3,4 + 1V f = 100Hz IOUT = 10mA 75 dB IOUT = 150mA 75 f = 1kHz IOUT = 10mA 70 IOUT = 150mA 70 f = 10kHz IOUT = 10mA 50 IOUT = 150mA 50 VOUTL_TC Output Voltage Temperature Coefficient 100 ppm/°C |
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