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TPS2066ADG4 Fiches technique(PDF) 3 Page - Texas Instruments |
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TPS2066ADG4 Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 23 page RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS TPS2062A TPS2066A www.ti.com ..................................................................................................................................................... SLVS798D – JANUARY 2008 – REVISED APRIL 2008 MIN MAX UNIT Input voltage, IN 2.7 5.5 V VI Input voltage, ENx, ENx 0 5.5 V IO Continuous output current, OUTx 0 1 A TJ Operating virtual junction temperature –40 125 °C over recommended operating junction temperature range, VI = 5.5 V, IO = 1 A, V/ENx = 0 V (TPS2062A) or VENx = 5.5 V (unless otherwise noted) PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT POWER SWITCH TJ = 25°C 70 100 rDS(on) Static drain-source on-state resistance 2.7 V ≤ VI ≤ 5.5 V, IO = 1 A m Ω –40 °C ≤ T J ≤ 125°C 135 VI = 5.5 V 0.6 1.5 tr Rise time, output VI = 2.7 V 0.4 1 CL = 1 µF, ms RL = 5 Ω, TJ = 25°C VI = 5.5 V 0.05 0.5 tf Fall time, output VI = 2.7 V 0.05 0.5 ENABLE INPUT EN OR EN VIH High-level input voltage 2 2.7 V ≤ VI ≤ 5.5 V V VIL Low-level input voltage 0.8 II Input current -0.5 0.5 µA ton Turnon time 3 CL = 100 µF, RL = 5 Ω ms toff Turnoff time 3 CURRENT LIMIT TJ = 25°C 1.2 1.6 2.0 Short-circuit output current per VI = 5 V, OUTx connected to GND, IOS A channel device enabled into short-circuit –40 °C ≤ T J ≤ 125°C 1.1 1.6 2.1 IOC Overcurrent trip threshold VIN = 5 V IOS 2.1 2.45 A TJ = 25°C 2.4 3.2 4.0 VI = 5 V, OUT1 & OUT2 connected to IOS_G Ganged short-circuit output current GND, device enabled into short-circuit –40 °C ≤ T J ≤ 125°C 2.2 3.2 4.2 A IOC_G Ganged overcurrent trip threshold VI = 5 V, OUT1 & OUT2 tied together IOS_G 4.2 4.9 SUPPLY CURRENT TJ = 25°C 0.5 1 IIL Supply current, device disabled No load on OUT µA –40 °C ≤ T J ≤ 125°C 0.5 5 TJ = 25°C 50 60 IIH Supply current, device enabled No load on OUT µA –40 °C ≤ T J ≤ 125°C 50 75 Ilkg Leakage current, device disabled OUT connected to ground –40 °C ≤ T J ≤ 125°C 1 µA Reverse leakage current VO = 5.5 V, VI = 0 V TJ = 25°C 0.2 µA UNDERVOLTAGE LOCKOUT Low-level input voltage, IN VI rising 2 2.5 V Hysteresis, IN VI falling 75 mV OVERCURRENT FLAG VOL Output low voltage, OC I/OCx = 5 mA 0.4 V Off-state current V/OCx = 5.0 V or 3.3 V 1 µA OC deglitch OCx assertion or de-assertion 4 8 15 ms THERMAL SHUTDOWN(2) Thermal shutdown threshold 135 °C Recovery from thermal shutdown 125 °C Hysteresis 10 °C (1) Pulsed load testing used to maintain junction temperature close to ambient (2) The thermal shutdown only reacts under overcurrent conditions. Copyright © 2008, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): TPS2062A TPS2066A |
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