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TPS2056 датащи(PDF) 3 Page - Texas Instruments |
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TPS2056 датащи(HTML) 3 Page - Texas Instruments |
3 / 37 page www.ti.com RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS TPS2041B,, TPS2042B TPS2043B, TPS2044B, TPS2051B TPS2052B, TPS2053B, TPS2054B SLVS514E – APRIL 2004 – REVISED JANUARY 2006 MIN MAX UNIT Input voltage, VI(IN), VI(INx) 2.7 5.5 V Input voltage, VI(EN), VI(ENx), VI(EN), VI(ENx) 0 5.5 V Continuous output current, IO(OUT), IO(OUTx) 0 500 mA Operating virtual junction temperature, TJ -40 125 °C 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 POWER SWITCH Static drain-source on-state resistance, 5-V operation VI(IN) = 5 V or 3.3 V, IO = 0.5 A -40°C ≤ T J ≤ 125°C 70 135 m Ω and 3.3-V operation rDS(on) Static drain-source on-state resistance, 2.7-V VI(IN) = 2.7 V, IO = 0.5 A -40°C ≤ T J ≤ 125°C 75 150 m Ω operation(2) VI(IN) = 5.5 V 0.6 1.5 tr(2) Rise time, output VI(IN) = 2.7 V 0.4 1 CL = 1 µF, TJ = 25°C ms RL = 10 Ω VI(IN) = 5.5 V 0.05 0.5 tf(2) Fall time, output VI(IN) = 2.7 V 0.05 0.5 ENABLE INPUT EN AND ENx VIH High-level input voltage 2.7 V ≤ V I(IN) ≤ 5.5 V 2 V VIL Low-level input voltage 2.7 V ≤ V I(IN) ≤ 5.5 V 0.8 II Input current VI(ENx) = 0 V or 5.5 V -0.5 0.5 µA ton(2) Turnon time CL = 100 µF, RL = 10 Ω 3 ms toff(2) Turnoff time CL = 100 µF, RL = 10 Ω 10 CURRENT LIMIT TJ = 25°C 0.75 1 1.25 VI(IN) = 5 V, OUT connected to GND, IOS Short-circuit output current A device enabled into short-circuit -40°C ≤ T J ≤ 125°C 0.7 1 1.3 SUPPLY CURRENT (TPS2041B, TPS2051B) TJ = 25°C 0.5 1 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 5 TJ = 25°C 43 60 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 43 70 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, IN = ground(2) TJ = 25°C 0 µA SUPPLY CURRENT (TPS2042B, TPS2052B) TJ = 25°C 0.5 1 Supply current, low-level output No load on OUT, VI(ENx) = 5.5 V µA -40°C ≤ T J ≤ 125°C 0.5 5 TJ = 25°C 50 70 Supply current, high-level output No load on OUT, VI(ENx) = 0 V µA -40°C ≤ T J ≤ 125°C 50 90 Leakage current OUT connected to ground, VI(ENx) = 5.5 V -40°C ≤ T J ≤ 125°C 1 µA Reverse leakage current VI(OUTx) = 5.5 V, IN = ground(2) TJ = 25°C 0.2 µA (1) Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately. (2) Not tested in production, specified by design. 3 |
Аналогичный номер детали - TPS2056 |
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Аналогичное описание - TPS2056 |
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