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L9680 数据表(PDF) 238 Page - STMicroelectronics |
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L9680 数据表(HTML) 238 Page - STMicroelectronics |
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238 / 277 page  Electrical characteristics L9680 238/277 DocID029257 Rev 1 6TFLT_TSD_ERBST Thermal shutdown filter time -- - 10 μs 7TSOFTST_ERBST ERBOOST Soft-start Time Design Info. Time from activation of ERBOOST when overcurrent is 40% of IOC_ERBST (IOC_ERBST_ERON) to instant when overcurrent is 100% of IOC_ERBST (IOC_ERBST_ERON) - - 1075 μs Table 36. ERBoost regulator AC specifications (continued) No Symbol Parameter Conditions Min Typ Max Unit Table 37. ERBOOST Converter external components design info No Symbol Component Conditions Min Typ Max Unit 1LERBST Inductance - 8 10 12 μH 2 ESLERBST Inductance resistance - - - 0.1 Ω 3CBLK_ERBST Output bulk capacitance to ensure regulator stability Min cap value including derating factors 1 2.2 - μF 4 ESRCBLK_ERBST Bulk capacitor ESR - - 50 mΩ 5VFSTR_ERBST Steering diode forward voltage IF=100 mA - - 0.85 V 6ILKGSTR_ERBST Steering diode reverse leakage Ta = 95 °C - - 3 mA |
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