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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.
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当过流保护跳闸时,负载开关IC将以折返电流控制模式工作。折返是一种电流限流功能。当负载短路时,折返会随着输出电压(VOUT)的下降而减小输出电流(IOUT)。当VOUT=0V 时,折返可将输出电流限制在由负载开关IC内部确定的电流强度。当过流状态消失后,VOUT会自动恢复至正常电平。
折返可防止负载开关IC在过流情况下发热。当输出电流超过额定电流强度时,过流保护会跳闸。因此,其专门用于提供临时保护。请务必关闭系统,以免过流状态长期持续。
相关说明,请参阅以下文档。
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