DS1231-20N

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Power supply supervisors incorporate a variety of functions, including undervoltage protection, watchdog timer (WDT), overvoltage protection, and more. The DS1231-20N is a low-power, low-voltage power supply supervisor IC designed to provide undervoltage protection (UVLO), overvoltage protection (OVP), and a watchdog timer (WDT) with adjustable periods of 1ms to 99s. The undervoltage protection circuitry provides 3 comparator thresholds that can be used to detect very low voltage conditions. This device also offers dynamic voltage scaling and a wide range of voltages, up to 5.5V.

The DS1231-20N’s low-power operation and low-voltage requirements make it ideal for use in battery-operated, portable and embedded applications. The device\'s dynamic voltage scaling allows it to automatically adjust its input threshold when the system supply voltage drops, which helps extend the battery life of the system. Additionally, its adjustable reset delay times can be used to ensure safe system shut down or reboot.

The provided undervoltage and overvoltage protections can be used to protect the system from damage due to power or voltage fluctuations. The device also offers adjustable watchdog timer (WDT) functions, which can be used to detect critical events in a system and initiate a system reset when they occur. The WDT inputs can also be used to control the system\'s power down and power up sequences.

The DS1231-20N provides a variety of output pins which can be used to indicate system status. These include an active-low WDT output which can be used to indicate that the device is active, an active-high WDT output which can be used to indicate that a watchdog timeout has occurred, and power fail (PFO) and power good (PGO) outputs which can be used to indicate system power status. Additionally, the device offers a power down pin which can be used to initiate a safe shutdown of the system.

Overall, the DS1231-20N is an ideal choice for embedded and portable applications, as it offers a wide range of features including UVLO, OVP and adjustable WDT functions in a low-voltage and low-power package. Its dynamic voltage scaling support ensures long battery life, while its reset delay and output pins allow for better system control.

The specific data is subject to PDF, and the above content is for reference