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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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L9301 Datasheet(PDF) 30 Page - STMicroelectronics |
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L9301 Datasheet(HTML) 30 Page - STMicroelectronics |
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30 / 54 page  Low side driver L9301 30/54 DS11400 Rev 9 In high-side configuration the short to battery and open load faults can be detected. The fault is reported in a SPI register. Figure 11. HS configuration diagnostic The diagnostic blanking time is configurable through the dedicated diagoff_blank_sel bit. The OFF diagnosis is triggered at driver OFF CMD and will not be refreshed after clearing the flags. To recover the OFF diagnosis in OFF stage, send SPI to disable OFF diagnosis and then enable it. Table 22. LS diagnostic DIAGOL DIAGLV FAULT DETECTION 0 0 no fault 0 1 not possible 1 0 open load 1 1 short to ground Table 23. HS diagnostic DIAGOL DIAGLV FAULT DETECTION 0 0 short to battery 0 1 not possible 1 0 open load 1 1 no fault DRNx SRCx gm VTOPEN VTVBAT GATE DRIVER off state VOUTOPEN DIAGOL DIAGLV ILOADx I_HS_PD I_HS_PU VB GAPG0309151534PS |
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