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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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L9679P Datenblatt(PDF) 235 Page - STMicroelectronics |
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L9679P Datenblatt(HTML) 235 Page - STMicroelectronics |
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235 / 272 page  DocID029275 Rev 1 235/272 L9679P Electrical characteristics 271 3IO_SYNCBST_VL_IH SYNCBOOST output current SYS_CTL(SYBST_V) = 0 SYS_CFG(LOW_POWER_M ODE) = 0 20 - 360 mA 4IO_SYNCBST_VL_IL SYS_CTL(SYBST_V) = 0 SYS_CFG(LOW_POWER_M ODE) = 1 20 - 240 mA 5IO_SYNCBST_VH_IH SYS_CTL(SYBST_V) = 1 SYS_CFG(LOW_POWER_M ODE) = 0 20 - 290 mA 6IO_SYNCBST_VH_IL SYNCBOOST output current SYS_CTL(SYBST_V) = 0 SYS_CFG(LOW_POWER_M ODE) = 1 20 - 190 mA 7dVSR_ac Line transient response All line, load; dt = 100 μs; SYS_CTL(SYBST) = 0/1 Design Info -8% - 8% % 8dVLR_ac -8% - 8% % 9RDSON_SYNCBST Power switch resistance - - - 0.5 Ω 10 IOC_SYNCBST_HIGH Over current detection of integrated MOS SYS_CFG(LOW_POWER_ MODE) = 0 1.6 - 3.2 A 11 IOC_SYNCBST_LOW SYS_CFG(LOW_POWER_ MODE) = 1 1.5 - 2.6 A 12 ILKG_SYNCBOOST SYNCBOOST leakage SYNCBOOST=40V Device off - - 10 μA 13 ILKG_SYNCBSTSW SYNCBSTSW leakage SYNCBSTSW=40V Device off - - 20 μA 14 VSYNCBST_OK SYNCBOOST voltage threshold - 9 10 11 V 15 VSYNCBST_OV SYNCBOOST Over Voltage threshold -22 23 24 V 16 VSYNCBST_DIS_TH Voltage difference between VIN and SYNCBOOST to deactivate the SYNC Boost regulator VIN – SYNCBOOST 1.6 2.2 2.5 V 17 VSYNCBST_CLAMP_EN_TH Voltage difference between SYNCBSTSW and SYNCBOOST to activate the SYNC Boost CLAMP VSYNCBSTSW –VSYNCBOOST 2.7 3.3 3.7 V 18 VVIN_SYNCBST_RESTART_TH Voltage threshold to restart Syncboost regulator during ER State SYS_CTL(RESTART_SYBST _SEL) = 0 Voltage threshold on VIN pin 9 - 10.3 V 19 VSYNCBST_RESTART_TH SYS_CTL(RESTART_SYBST _SEL) = 1 Voltage threshold on SYNCBOOST pin 19 20 21 V Table 44. SYNCBOOST converter DC specifications (continued) No Symbol Parameter Conditions Min Typ Max Unit |
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