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TPS2047B Datasheet(PDF) 4 Page - Texas Instruments |
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TPS2047B Datasheet(HTML) 4 Page - Texas Instruments |
4 / 30 page www.ti.com TPS2045B, TPS2055B TPS2046B, TPS2047B SLVS532C – JULY 2004 – REVISED OCTOBER 2007 ELECTRICAL CHARACTERISTICS (continued) over recommended operating junction temperature range, VI(IN) = 5.5 V, IO = 0.25 A, VI(ENx) = 0 V (unless otherwise noted) PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT SUPPLY CURRENT (TPS2047B) TJ = 25°C 0.5 2 Supply current, low-level output No load on OUT, VI(/ENx) = 5.5 V μA –40 °C ≤ T J ≤ 125°C 0.5 10 TJ = 25°C 65 90 Supply current, high-level output No load on OUT, VI(/ENx) = 0 V μA –40 °C ≤ T J ≤ 125°C 65 110 OUT connected to ground, Leakage current –40 °C≤ T J≤ 125°C 1 μA VI(/ENx) = 5.5 V Reverse leakage current VI(OUTx) = 5.5 V, INx = ground (3) TJ = 25°C 0.2 μA UNDERVOLTAGE LOCKOUT Low-level input voltage, IN, INx 2 2.5 V Hysteresis, IN, INx TJ = 25°C 75 mV OVERCURRENT OC and OCx Output low voltage, VOL(/OCx) IO(/OCx) = 5 mA 0.4 V Off-state current(3) VO(/OCx) = 5 V or 3.3 V 1 μA OC deglitch(3) OCx assertion or deassertion 4 8 15 ms THERMAL SHUTDOWN(4) Thermal shutdown threshold(3) 135 °C Recovery from thermal shutdown(3) 125 °C Hysteresis(3) 10 °C (3) Not tested in production, specified by design. (4) The thermal shutdown only reacts under overcurrent conditions. 4 Submit Documentation Feedback Copyright © 2004–2007, Texas Instruments Incorporated Product Folder Link(s): TPS2045B TPS2055B TPS2046B TPS2047B |
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