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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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L9679P Datasheet(PDF) 233 Page - STMicroelectronics |
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L9679P Datasheet(HTML) 233 Page - STMicroelectronics |
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233 / 272 page  DocID029275 Rev 1 233/272 L9679P Electrical characteristics 271 17.10 ER switch All electrical characteristics are valid for the following conditions unless otherwise noted: -40 °C Ta +95 °C, VINGOOD0 VIN 35 V. 13 TJSD_ERBST ER charge thermal shutdown - 150 175 190 °C 14 THYS_TSDERBST - 5 10 15 °C 15 VVER_VBATMON_TH Voltage difference between VER and VBATMON to activate the ER Discharge in passive mode VER - VBATMON 1.6 2.2 2.5 V Table 38. ER CAP current generators and diagnostic DC specifications (continued) No Symbol Parameter Conditions Min Typ Max Unit Table 39. ER CAP current generators and diagnostic AC specifications No Symbol Parameter Conditions Min Typ Max Unit 1TON_ERCAP Energy reserve capacitor charge-up time CVER 10mF nominal, BST33V = 0, Design Info -- 4 s 2TESR_DIAG ER CAP ESR diagnostic duration Total duration time from SPI command to ADC results availability -5% 225 +5% μs 3 TFLT_TSD_ERCHARGE Thermal shutdown filter time -- - 10 μs Table 40. ER Switch DC specifications No Symbol Parameter Conditions Min Typ Max Unit 1RDSON_ERSW Power switch resistance - 0.5 - 3 Ω 2ILIM_ERSW ER switch current limit - 608 810 980 mA 3VER_SW_OV_TH ER switch Over Voltage threshold ER switch turned off when VIN > VER + VER_SW_OV_TH 10 - 200 mV 4TJSD_ERSW Thermal shutdown - 150 175 190 °C 5THYS_TSDERSW - 5 10 15 °C Table 41. ER Switch AC specifications No Symbol Parameter Conditions Min Max Unit 1TON_ERSW ER turn-on time (time to reach either RDSON_ERSW or ILIM_ERSW) CVIN = 10 μF- - 5 μs |
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