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TLE8110ED датащи(PDF) 31 Page - Infineon Technologies AG |
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TLE8110ED датащи(HTML) 31 Page - Infineon Technologies AG |
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31 / 74 page ![]() Data Sheet 31 Rev. 1.0 2018-03-07 TLE8110ED Smart Multichannel Low Side Switch with Parallel Control and SPI Interface Diagnosis Figure 18 Diagnosis Blind Time Channel 7-10: Short to GND Diagnosis Delay Time. “Diagnosis Blind Time” see chapter “Control of the device”,Figure 18, Figure 19 td 1.65 2.5 3.45 ms DEVS.DBT1 = 1 DEVS.DBT2 = 0 P_8.2.8 a) b) 3.3 5 7.3 ms DEVS.DBT1 = 1 DEVS.DBT2 = 1 Table 10 Electrical Characteristics: Diagnosis 3.0V < VCC < 5.5V; 4.5V < VDD < 5.5V, Tj = -40°C to +150°C, all voltages with respect to ground, positive current flowing into pin (unless otherwise specified) Parameter Symbol Values Unit Note or Test Condition Number Min. Typ. Max. Channel 7 - 10 OFF OL, SG -Diagnosis active ON 1 Incident - e.g. temporal „short to GND“ [SG] 1 1 1 0 0 1 1 Diagnosis Blind Time [DBT] active Diagnosis Blind Time [DBT] triggered by Diagnostic Incident Diagnostic Register Entry, because Failure present after ending DBT Diagnosis Register : 11: No Error 10: Over Load 01: Open Load 00: Short to Ground Diagnosis Blind Time [DBT] activation DBT is triggered by Open Load [OL] or Short-to-Ground [SG] -detection during OFF-condition of CH7-10. DBT is activated by DEVS.DBT1, DEVS.DBT2 (see „Control of the device“). DBT.vsd INx Signal Output Voltage DBT terr< tDBT terr< tDBT terr > tDBT „Blind“ window finishes as soon as the error disappears within the DBT |
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