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L9349TR-LF Datasheet(PDF) 10 Page - STMicroelectronics |
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L9349TR-LF Datasheet(HTML) 10 Page - STMicroelectronics |
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10 / 17 page  Electrical specifications L9349-LF 10/17 3.5 Diagnostic tDH-L, Diag Diag. delay output OFF time (3) Figure 4 865 90 μs tD IOU Diagnostic open load delay time 9V< VS <16V, Figure 5 850 μs tDOL Diagnostic overload delay switch-OFF time 9V< VS <16V, Figure 5 665 μs tfilt Filter time 4 24 μs PGND PGNDloss,h Power GND loss threshold high 3V PGNDloss,l Power GND loss threshold low 2V 1. The diagnostic output is short circuit protected up to VD = 16V 2. Open pins (EN, IN) are detected as low 3. VS = 9 to 16V ∧ IOUC ≤ IO ≤ IOOC Table 6. Electrical characteristics (continued) (VS = 4.5 to 32V; -40°C ≤ Tj1 ≤ 150°C < Tj2 ≤ TjDIS, unless otherwise specified.) Symbol Parameter Test conditions Values T j1 Values T j2 Unit Min. Typ. Max. Min. Max. Table 7. Diagnostic Conditions EN IN OUT DIAG. Normal function LX off L HL off L HH on H GND short VOtyp < 0.55VS L X off H Load bypass ΔVO1-4/2-3 ≥ 1.25V H L off H Open load IO1,2,3,4typ < 320mA H H on L Tjtyp ≥ 190°C Overtemperature X X off L Over load IOmin 1,2 > 5A IOmin 3,4 > 3A HH off L SGND or PGND loss channel off X L off H SGND or PGND loss channel on H H off L |
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