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TPS65290BMRHFR Datasheet(PDF) 6 Page - Texas Instruments |
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TPS65290BMRHFR Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 56 page  6 TPS65290 SLVSBY5C – APRIL 2013 – REVISED MARCH 2016 www.ti.com Product Folder Links: TPS65290 Submit Documentation Feedback Copyright © 2013–2016, Texas Instruments Incorporated Electrical Characteristics (continued) TJ = –40°C to 125°C, VBAT = 3.6 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VBB DC output accuracy (PWM mode) TJ = 25°C –3% 3% Maximum line regulation VI = 3 V to 3.6 V, IO = 300 mA 0.5% Maximum load regulation IO = 100 mA to 500 mA 0.5% VBBOUTRANGE Output voltage range 29 steps of 0.1 V from 1 V to 5 V 1 5 V DUTYBUCK_MIN Minimum duty cycle in buck mode 25% 30% ISW Average high-side switch-current limit VI = 3.6 V, TA = 25°C 2400 mA VBB(RDSON_HIGH) High-side switch on-resistance VI = 3.6 V, TA = 25°C 120 m Ω VBB(RDSON_LOW) Low-side switch on-resistance VI = 3.6 V, TA = 25°C 120 m Ω LDO VLDO_OUT_RANGE Output voltage range 32 steps of 0.1 V from 1 V to 4 V 1 4 V VLDO_OUT_ACCURACY DC output accuracy VI = 3.6 V, VO = 2.8 V, TJ = –40°C to 125°C, ILoad = 5 mA –4% 4% LDOLINE_REG Line regulation VI = 3.3 V to 6 V, VO = 2.8 V, IO = 5 mA –1% 1% LDOLOAD_REG Load regulation VI = 2.2 V to 5 V, IO = 0 mA to 110 mA –2% 2% VDROOP Dropout voltage Allows for 5% output voltage droop, VI = 3.6 V to 6 V, IO = 0 mA to 150 mA 300 mV ICL Output current limit VLDO_OUT = 2.8 V, output voltage shorted 300 mA PSRR Power-supply rejection ratio at 10 kHz VLDO_OUT = 2.8 V, VI = 3.1 V, 150-mA loading 28 dB MICRO BIAS CIRCUIT (Different options) Zero Leak Adjustable Bias (TPS65290ZB) VMICRO_MIN Minimum output voltage 1.3 V VBIAS_DROP Voltage difference between VIN (pin#4) and VMICRO Nine 200-mV steps from 0.6 V to 2 V 0.6 2.0 V VOUT DC output accuracy measured by VBIAS_DROP. TJ = 25°C, IO = 1 µA, BAT = 3.6 V –10% 10% ZEROLOAD_REG Load regulation IO = 100 nA–10 mA , TJ = 25°C, BAT = 3.6 V, VMICRO[3:0] = 0000 15% LDOMINI (TPS65290LM) VLDO_RANGE 16 steps of 0.2 V from 1.8 V to 3.3 V 1.8 3.3 V VOUT DC output accuracy TJ = 25°C, VI = 3.6 V, IO = 1 µA –5% 5% LDOLOAD_REG Load regulation 1 µA ≤ IO ≤ 10 mA –5% 5% VDROOP Dropout voltage– allow for 5% output voltage drop at VDROOP. VO = 2.2 V, IO = 10 mA 300 mV ICL Output current limit VLDO_OUT = 2.8 V 20 50 mA BUCKMINI Internal Hysteretic Converter (TPS65290BM) ILoad_BM Output load range 0 30 mA fSW_BM BuckMINI switching frequency LBM = 33 µH, CBM = 1 µF, ESR_CBM = 1 Ω, No load 5 Hz IPK_IND Peak inductor current TJ = 25°C , LBM = 33 µH, CBM = 1 µF, ESR_CBM = 1 Ω, VI = 3.6 V, VO = 2.5 V, IO = 30 mA in high-power mode 80 mA IPK_IND_STARTUP Peak inductor current during start-up TJ = 25°C , LBM = 33 µH, CBM = 1 µF, ESR_CBM = 1 Ω, VI = 3.6 V, VO = 2.5 V, IO = 30 mA in high-power mode 140 mA VBM_RIPPLE Ripple voltage TJ = 25°C , VI = 3.6 V, VO = 2.5 V), LBM = 33 µH, CBM = 1 µF, ESR_CBM = 1 Ω 5% POWER SWITCHES PWR_BB1 Distribution switch on-resistance from BB_OUT pin to PWR_BB1 pin (single P MOSFET) VI = 3.6 V, VBB = 4.5 V, TA = 25°C 100 m Ω PWR_VMAX_ VMAX Distribution switch on-resistance from VMAX pin to PWR_VMAX pin (single P MOSFET) VI = 3.6 V, VBB = 4.5 V, TA = 25°C 600 m Ω |
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