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UCC3927 Datasheet(PDF) 8 Page - Texas Instruments |
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UCC3927 Datasheet(HTML) 8 Page - Texas Instruments |
8 / 10 page UCC3923, UCC3924, UCC3925, UCC3926, UCC3927, UCC3928 HIGHVOLTAGE HOT SWAP POWER MANAGER SLUS471 – NOVEMBER 2000 8 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating junction temperature range, –VIN to GND = –48 V, ON to GND = 2.8 V, INSA = INSB = –VIN, ISENS = –VIN, UVLO = 2.5 V, OVLO = VIN, all outputs unloaded (unless otherwise noted) (continued) voltage reference output PARAMETER TEST CONDITIONS MIN TYP MAX UNIT REF voltage –50 µA < IREF < 0 µA 4.9 5.0 5.1 V undervoltage/overvoltage lockout PARAMETER TEST CONDITIONS MIN TYP MAX UNIT UVLO falling threshold ON = high, to GATE falling 1.20 1.25 1.30 V UVLO hysteresis ON = high, to GATE rising 25 mV UVLO input current VUVLO = 2.5 V –1 1 µA OVLO rising threshold ON = high, to GATE falling 1.20 1.25 1.30 V OVLO hysteresis ON = high, to GATE rising 25 mV OVLO input current VOVLO = 2.5 V –1 1 µA supply and control inputs PARAMETER TEST CONDITIONS MIN TYP MAX UNIT –VIN input current 250 µA INSA, INSB threshold voltage ON = high, to GATE rising 1.0 1.4 1.8 V INSA, INSB pullup current VINSA = VINSB = –VIN 10 µA ON threshold voltage with respect to GND To GATE rising 1.0 1.4 1.8 V ON input current VON – VGND = 5 V 10 µA |
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Similar Description - UCC3927 |
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