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TPS2074 Datasheet(PDF) 6 Page - Texas Instruments |
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TPS2074 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 25 page  TPS2074, TPS2075 FOUR-PORT USB HUB POWER CONTROLLERS SLVS288A – SEPTEMBER 2000 – REVISED FEBRUARY 2001 6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating junction temperature range, 4.5 V ≤ VI(BP) ≤ 5.5 V, 4.85 V ≤ VI(SP) ≤ 5.5 V, ENx = 0 V, BP_DIS = 0 V (unless otherwise noted) input current PARAMETER TEST CONDITIONS† MIN TYP MAX UNIT N l d OUT d 3 3V OUT VI(SP) = Hi-Z 185 240 Input current at BP, switches disabled No load on OUTx and 3.3V_OUT, ENx=VI(BP) VI(SP) = 0 V 185 240 µA II(BP) ENx = VI(BP) VI(SP) = 5 V 175 210 II(BP) N l d OUT d 3 3V OUT VI(SP) = Hi-Z 185 240 Input current at BP, switches enabled No load on OUTx and 3.3V_OUT, ENx=0V VI(SP) = 0 V 185 240 µA ENx = 0 V VI(SP) = 5 V 175 210 N l d OUT d 3 3V OUT VI(BP) = Hi-Z 90 115 Input current at SP, switches disabled No load on OUTx and 3.3V_OUT, ENx=VI(SP) VI(BP) = 0 V 90 115 µA II(SP) ENx = VI(SP) VI(BP) = 5 V 115 140 II(SP) N l d OUT d 3 3V OUT VI(BP) = Hi-Z 90 115 Input current at SP, switches enabled No load on OUTx and 3.3V_OUT, ENx=0V VI(BP) = 0 V 90 115 µA ENx = 0 V VI(BP) = 5 V 115 140 † Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately. power switches PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Static SP to VI(SP) =VI(BP) =5V IO =0 5A TA = 25°C 100 rDS( ) Static drain-source OUTx VI(SP) = VI(BP) = 5 V, IOx = 0.5 A TA = 70°C 110 150 m Ω rDS(on) on-state it BP to VI(BP) =4 5V VI(SP) =Open IO =0 1A TA = 25°C 500 m Ω resistance OUTx VI(BP) = 4.5 V, VI(SP) = Open, IOx = 0.1 A TA = 70°C 600 900 ENx = VI(BP) = 5.5 V, VI(SP) = Hi-Z, OUTx connected to ground, VI(VIN) = Hi-Z TJ = 25°C 0.5 10 Ilk (OUT ) Leakage current at OUTx (no load on ENx = VI(BP) = VI(SP) = 5.5 V, OUTx connected to ground TJ = 25°C 0.5 10 µA Ilkg(OUTx) OUTx (no load on 3.3V_OUT) ENx = VI(BP) = Hi-Z or 0 V, VI(SP)= VI(OUTx) = 5.5 V TJ = 25°C 0.5 10 µA ENx = VI(BP) = VI(SP) = Hi-Z or 0 V, VI(OUTx) = 5.5 V TJ = 25°C 0.5 10 Short circuit current VI(BP) = VI(SP) = 5 V, OUTx connected to GND, Device enabled into short circuit 0.6 0.9 1.2 Short-circuit current (per output)† VI(BP) = 5 V, VI(SP) = open, OUTx connected to GND, device enabled into short circuit 0.12 0.2 0.3 A † Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately. NOTE: All BP to OUTx , SP to OUTx switches and the internal 3.3-V voltage regulator are loaded to the recommended continuous current rating of 100 mA, 500 mA and 100 mA, respectively, for the static drain-source on-state resistance measurements. input signals (ENx, BP_DIS) PARAMETER TEST CONDITIONS MIN TYP† MAX UNIT VIH High-level input voltage 2 V VIL Low-level input voltage 0.8 V II Input current Pullup ENx (active low) VI(ENx) = 0 V 5 µA II Input current Pulldown BP_DIS (active high) VI(BP_DIS) = 5 V 5 µA |
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