TPS3820-33DBVRG4

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The TPS3820-33DBVRG4 is a supervisor integrated circuit from Texas Instruments that is specialized for monitoring the voltage supplied to an electronic device. It includes programmable diagnostic features, such as undervoltage detection and overvoltage protection, making it useful for a variety of applications. In addition, it is capable of operating from a supply voltage of 2.7V to 5.5V and is designed to operate in conditions of either hot or cold temperatures, both of which it can accommodate without compromising its performance.

In many items of electronics that require consistent voltage levels over long periods of time, protection is a major priority. This protection is often provided through the use of a supervisor IC, such as the TPS3820-33DBVRG4. When applied to the voltage supply that powers such items, the IC provides real-time monitoring and will alert the user of any under or overvoltage conditions. It also offers a wide operating temperature range and is capable of flow-down diagnostics.

The TPS3820-33DBVRG4 accomplishes this protection through the use of two separate programmable protection pins: VDDUV and VDDOV. The VDDUV pin trips when the voltage supply drops below a certain threshold, with the threshold being set by the user. That is, the user determines the threshold point at which the VDDUV pin will be triggered. The VDDOV pin works on the same principle, but for when the voltage supply is too high.

In addition, the IC also has a reset function, which can be programmed to generate an active high or active low reset signal. It is important to note that the reset signal must be configured correctly, or the IC may not perform correctly. By doing this, the IC is able to protect the system in the event that an over or undervoltage condition occurs.

Through the use of the VDDUV and VDDOV pins and the on-chip reset, the TPS3820-33DBVRG4 provides the long-term protection necessary for the voltage supply of a wide range of electronic devices. Its ability to operate from a wide range of supply voltages, temperatures, and under/overvoltage protection allows it to be used in a variety of different applications and helps keep sensitive designs safe from unexpected conditions.

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