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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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TPS61230 Fiches technique(PDF) 5 Page - Texas Instruments |
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TPS61230 Fiches technique(HTML) 5 Page - Texas Instruments |
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5 / 31 page  TPS61230, TPS61231, TPS61232 www.ti.com SLVSAQ2C – JANUARY 2014 – REVISED OCTOBER 2014 7.5 Electrical Characteristics TJ = –40°C to 125°C and VIN = 3.6 V. Typical values are at TJ = 25°C, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY VIN falling 2.0 2.1 VUVLO Input under voltage lockout V VIN rising 2.1 2.2 IC enabled, No load, No switching 35 60 VOUT = 5 V, TJ = –40 °C to 85°C IQ Quiescent current into VIN µA IC enabled, No load VIN = 4.2 V, VOUT = No supply, TJ = –40 °C to 200 230 85°C 0 V ≤ VEN ≤ 0.4 V, VIN = 2.3 V to 5.5 V, TJ = -40 ISD Shutdown current into VIN 1.5 6 µA °C to 85°C Leakage current from SW to VOUT VEN = 0 V, VOUT = 0 V; VSW = VIN = 3.6 V 2.5 µA OUTPUT VOUT Output voltage range 2.5 5.5 V VOUT Output voltage accuracy, TPS61232 PWM mode 4.9 5.0 5.1 V VOUT Output voltage accuracy, TPS61232 PFM mode(1) 5.035 V PWM mode 0.985 1 1.015 Feedback voltage, TPS61230 and VFB V TPS61231 PFM mode(1) 1.007 FB pin leakage current VFB = 1 V 100 nA Output discharge resistor RDIS VOUT = 5 V 200 Ω TPS61231 Over voltage protection DC threshold VOUT rising 5.7 6 6.2 VOVP V Over voltage protection hysteresis VOUT falling below VOVP 0.15 ISS Bias current in soft start phase After pre-charge phase 5 µA Line regulation IOUT = 1 A, VIN = 2.3 V to 4.5 V 0.06 %/V Load regulation IOUT = 0.5 A to 2 A 0.15 %/A LOGIC INTERFACE VTH_EN_ON EN pin threshold rising VIN = 2.3 V to 5.5 V 1.15 1.19 1.23 V VTH_EN_OF VIN = 2.3 V to 5.5 V V EN pin threshold falling 1.11 1.14 1.18 F VOL_HYS HYS pin low level voltage ISINK_HYS = 1 mA, VEN = 1.1 V 0.7 V VOUT rising, referenced to VOUT_NOMINAL 93% 95% 99% VTH_PG Power good DC threshold VOUT falling referenced to VOUT_NOMINAL 87% 90% 93% VOL_PG PG pin low level voltage ISINK_PG = 500 µA 0.4 V POWER STAGE ILIM_SW Switch valley current limit 4.0 5.0 6.0 A VOUT = 5 V 2.0 2.8 3.5 ILIM_Pre Precharge current limit VOUT = 3.5 V 1.8 2.6 3.3 A VOUT = 0 V 0.4 0.55 0.7 High side MOSFET on resistance VOUT = 5 V 50 75 RDS(on) m Ω Low side MOSFET on resistance VOUT = 5 V 50 75 Thermal shutdown threshold TJ rising 150 TJSD °C Thermal shutdown hysteresis TJ falling below TJSD 20 (1) L = 1 µH, COUT = 20 µF (effective capacitance value) Copyright © 2014, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: TPS61230 TPS61231 TPS61232 |
Numéro de pièce similaire - TPS61230_16 |
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Description similaire - TPS61230_16 |
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