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TPS254900A-Q1 Datasheet(PDF) 17 Page - Texas Instruments |
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TPS254900A-Q1 Datasheet(HTML) 17 Page - Texas Instruments |
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17 / 39 page 
IEC ESD Protection Disable + UVLO + Discharge + OVP Driver CS Current Limit Charge Pump UVLO Thermal Sense 8-ms Deglitch OTSD FAULT Current Sense IN EN ILIM_HI CS DP_IN DM_IN OUT GND ILIM_LO OC STATUS Logic Control OVP2/3 (Short to BAT) CDP Detection Discharge DM_OUT DP_OUT CTL1 CTL2 OVP1 (Short to BAT) IMON ´82 µA/A ´104 µA/A OVP_SEL BIAS Copyright © 2016, Texas Instruments Incorporated 17 TPS254900A-Q1 www.ti.com SLUSCU5A – NOVEMBER 2017 – REVISED JANUARY 2018 Product Folder Links: TPS254900A-Q1 Submit Documentation Feedback Copyright © 2017–2018, Texas Instruments Incorporated 8.2 Functional Block Diagram 8.3 Feature Description 8.3.1 FAULT Response The device features an active-low, open-drain fault output. FAULT goes low when there is a fault condition. Fault detection includes overtemperature, overcurrent, or overvoltage on VBUS, DP_IN and DM_IN. Connect a 10-kΩ pullup resistor from FAULT to IN. Table 1 summarizes the conditions that generate a fault and actions taken by the device. |
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