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TPS54418RTER Datasheet(PDF) 4 Page - Texas Instruments |
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TPS54418RTER Datasheet(HTML) 4 Page - Texas Instruments |
4 / 34 page TPS54418 SLVS946A – MAY 2009 – REVISED MAY 2010 www.ti.com ELECTRICAL CHARACTERISTICS (continued) TJ = –40°C to 150°C, VIN = 2.95 to 6 V (unless otherwise noted) DESCRIPTION CONDITIONS MIN TYP MAX UNIT BOOT (BOOT PIN) BOOT Charge Resistance VIN = 5 V 16 Ω BOOT-PH UVLO VIN = 2.95 V 2.1 V SLOW START (SS PIN) Charge Current V(SS) = 0.4 V 1.8 mA SS to reference crossover 98% nominal 0.9 V SS discharge voltage (overload) VSENSE = 0 V 20 mA SS discharge current (UVLO, EN, Thermal VIN = 5 V, V(SS) = 0.5 V 1.25 mA Fault) POWER GOOD (PWRGD PIN) VSENSE falling (Fault) 91 % Vref VSENSE rising (Good) 93 % Vref VSENSE threshold VSENSE rising (Fault) 107 % Vref VSENSE falling (Good) 105 % Vref Hysteresis VSENSE falling 2 % Vref Output high leakage VSENSE = VREF, V(PWRGD) = 5.5 V 2 nA On resistance 100 Ω Output low I(PWRGD) = 3.5 mA 0.3 V Minimum VIN for valid output V(PWRGD) < 0.5 V at 100 mA 1.2 1.6 V 4 Submit Documentation Feedback Copyright © 2009–2010, Texas Instruments Incorporated Product Folder Link(s): TPS54418 |
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