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TPS65217A Datasheet(PDF) 10 Page - Texas Instruments |
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TPS65217A Datasheet(HTML) 10 Page - Texas Instruments |
10 / 89 page TPS65217 SLVSB64G – NOVEMBER 2011 – REVISED JANUARY 2015 www.ti.com Electrical Characteristics (continued) VBAT = 3.6 V ±5%, TJ = 27ºC (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DCDC2 (BUCK) VIN Input voltage range VIN_DCDC2 pin 2.7 VSYS V IQ,SLEEP Quiescent current in SLEEP mode No load, VSYS = 4 V, TA = 25°C 30 µA External resistor divider (XADJ2 = 1) 0.6 VIN Output voltage range V I2C selectable in 25-mV steps 0.9 3.3 (XADJ2 = 0) VOUT VIN = VOUT + 0.3 V to 5.8 V; DC output voltage accuracy -2% 3% 0 mA ≤ IOUT ≤ 1.2 A IOUT = 1 mA, PFM mode Power save mode (PSM) ripple voltage 40 mVpp L = 2.2 µH, COUT = 20 µF IOUT Output current range 0 1.2 A High side MOSFET on-resistance VIN = 2.7 V 170 RDS(ON) m Ω Low side MOSFET on-resistance VIN = 2.7 V 120 High side MOSFET leakage current VIN = 5.8 V 2 ILEAK µA Low side MOSFET leakage current VDS = 5.8 V 1 Current limit (high and low side ILIMIT 2.7 V < VIN < 5.8 V 1.6 A MOSFET). fSW Switching frequency 1.95 2.25 2.55 MHz VFB Feedback voltage XADJ = 1 600 mV tSS Soft-start time Time to ramp VOUT from 5% to 95%, no load 750 µs RDIS Internal discharge resistor at L2 250 Ω L Inductor 1.5 2.2 µH Output capacitor Ceramic 10 22 µF COUT ESR of output capacitor 20 m Ω DCDC3 (BUCK) VIN Input voltage range VIN_DCDC3 pin 2.7 VSYS V IQ,SLEEP Quiescent current in SLEEP mode No load, VSYS = 4 V, TA = 25°C 30 µA External resistor divider (XADJ3 = 1) 0.6 VIN Output voltage range V I2C selectable in 25-mV steps 0.9 1.5(1) (XADJ3 = 0) VOUT VIN = VOUT + 0.3 V to 5.8 V; DC output voltage accuracy -2% 3% 0 mA ≤ IOUT ≤ 1.2 A IOUT = 1 mA, PFM mode Power save mode (PSM) ripple voltage 40 mVpp L = 2.2 µH, COUT = 20 µF IOUT Output current range 0 1.2 A High side MOSFET on-resistance VIN = 2.7 V 170 RDS(ON) m Ω Low side MOSFET on-resistance VIN = 2.7 V 120 High side MOSFET leakage current VIN = 5.8 V 2 ILEAK µA Low side MOSFET leakage current VDS = 5.8 V 1 Current limit (high and low side ILIMIT 2.7 V < VIN < 5.8 V 1.6 A MOSFET). fSW Switching frequency 1.95 2.25 2.55 MHz VFB Feedback voltage XADJ = 1 600 mV tSS Soft-start time Time to ramp VOUT from 5% to 95%, no load 750 µs RDIS Internal discharge resistor at L1, L2 250 Ω L Inductor 1.5 2.2 µH Output capacitor Ceramic 10 22 µF COUT ESR of output capacitor 20 m Ω 10 Submit Documentation Feedback Copyright © 2011–2015, Texas Instruments Incorporated Product Folder Links: TPS65217 |
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