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TPS2342PFPRG4 датащи(PDF) 3 Page - Texas Instruments |
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TPS2342PFPRG4 датащи(HTML) 3 Page - Texas Instruments |
3 / 53 page TPS2342 SLUS572E − OCTOBER, 2003 − REVISED FEBRUARY 2005 3 www.ti.com BLOCK DIAGRAM 73 68 72 3VAUXI To Slot B + 2.2 V PMEOA SQ Q R AUX FAULT LATCH 1.2 ms Turn−Off Delay + 3VAUXA 10 ms Turn−On Delay 67 PMEA OVERCURRENT SENSE + 54 P12VGA + + 56 5VSA 57 5VISA OUTPUTS GOOD INPUTS GOOD SQ Q R MAIN FAULT LATCH Thermal Shutdown 55 P12VINA 53 P12VOA 51 M12VOA 52 M12VINA P12VOA 5VISA 3VISA VIO P12VIN V5IN DIGVCC OVER− CURRENT SENSE PwrenA AuxfltA FaultA PwrenB AuxfltB FaultB SERIAL TO PARALLEL CONVERTER TO SECOND SLOT SERIAL BUS TO SLOT 80 PWRGND1 50 ANAGND2 30 DIGVCC 31 DIGGND1 2.9 V 61 PWRGND2 BUTTON FROM SLOT LED OUTPUTS 39 SWA 12 ANAGND1 VioselB 14 DIGGND2 VioselA 20 V 11.5 V + 66 5V3VGA + 64 3VSA 65 3VISA 58 15VSA 59 15VISA 11 MISET 100 µA I−limit threshold 60 63 VIOGA 15VGA From VioselA 71 3VAUXGA PwroffA VioselA OUTPUTS LOW M12VOA P12VOA 5VISA 3VISA 15VISA 47 DIGGND3 +12 V Slot A (Slot B is identical) + 10 µs Filter In this drawing, circuits related to the VIO function are oversimplified. See the VIO section of the datasheet (pages 43−44) for a more accurate representation of this section. |
Аналогичный номер детали - TPS2342PFPRG4 |
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Аналогичное описание - TPS2342PFPRG4 |
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