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TPS2053BD Datasheet(PDF) 4 Page - Texas Instruments |
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TPS2053BD Datasheet(HTML) 4 Page - Texas Instruments |
4 / 37 page www.ti.com TPS2041B,, TPS2042B TPS2043B, TPS2044B, TPS2051B TPS2052B, TPS2053B, TPS2054B SLVS514E – APRIL 2004 – REVISED JANUARY 2006 ELECTRICAL CHARACTERISTICS (continued) over recommended operating junction temperature range, V I(IN) = 5.5 V, IO = 0.5 A, VI(/ENx) = 0 V (unless otherwise noted) PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT SUPPLY CURRENT (TPS2043B, TPS2053B) TJ = 25°C 0.5 2 Supply current, low-level output No load on OUT, VI(ENx) = 0 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) = 5.5 V µA -40°C ≤ T J ≤ 125°C 65 110 Leakage current OUT connected to ground, VI(ENx) = 0 V -40°C ≤ T J ≤ 125°C 1 µA Reverse leakage current VI(OUTx) = 5.5 V, INx = ground(3) TJ = 25°C 0.2 µA SUPPLY CURRENT (TPS2044B, TPS2054B) TJ = 25°C 0.5 2 No load on OUT, VI(ENx) = 5.5 V, Supply current, low-level output µA or VI(ENx) = 0 V -40°C ≤ T J ≤ 125°C 0.5 10 TJ = 25°C 75 110 No load on OUT, VI(ENx) = 0 V, Supply current, high-level output µA or VI(ENx) = 5.5 V -40°C ≤ T J ≤ 125°C 75 140 OUT connected to ground, VI(ENx) = 5.5 V, Leakage current -40°C ≤ T J ≤ 125°C 1 µA or VI(ENx) = 0 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 |
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