ADM1178-2ARMZ-R7

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The ADM1178-2ARMZ-R7 is a cost-effective hot-swap controller, which belongs to the Power Management IC (PMIC) category. As its name suggests, this intelligent controller is designed to easily and safely manage the insertion, removal, and fault protection of hot-swap AC and DC load boards while minimizing power loss.

ADM1178-2ARMZ-R7 is primarily used in distributed energyscale and electronically-derived power-management applications. These applications require reliable and robust hot-swap control to maximize the efficiency of current and voltage management, protect against inrush currents, provide fault protection, and maintain safe operating conditions under extreme environmental conditions.

The ADM1178-2ARMZ-R7 offers a wide range of features, including overcurrent, overvoltage and undervoltage protection, as well as overtemperature shutoff. It also provides superior transient suppression and EMI filtering, enabling it to be used in diverse and demanding hot-swap control applications. The device is equipped with an adjustable power-on reset (POR) and power-fail reset (PFR) module, allowing it to provide an interrupt output connection and secondary fixed-frequency output.

The main principle employed by the ADM1178-2ARMZ-R7 is the fast current-limit protection. This feature is used to ensure a safe insertion and removal of a hot pluggable device and also provides inrush current protection and fault detection. When an overcurrent condition occurs, the device will quickly shut off the gate voltage supplied to the power switch, thus preventing damage to the power switch and power source.

In addition, the device is designed with a temperature-sensing, thermal-disturbance-triggered thermal regulation system. This system ensures that the temperature of the hot-swap connection does not exceed the rated maximum temperature for the application. The device also features an adjustable current-protection mechanism, which guards against overcurrents that can cause damage to the system and its components.

The ADM1178-2ARMZ-R7 also integrates several significant features, including Multi-Source/Multi-Fall Detection, a gate-delay circuit, and a power sense fail feature. The Multi-Source/Multi-Fall Detection circuit prevents the system from being switched on by unpredictable sources. The gate-delay circuit ensures that the system is in a safe state before the incoming power is switched on. Finally, the power sense fail feature ensures that the system is protected from power-fail overvoltage and surge protection.

Overall, the ADM1178-2ARMZ-R7 is an efficient and reliable hot-swap control solution for Power Management IC (PMIC) in distributed energyscale and electronically-derived power-management applications. It offers comprehensive fault protection features, a thermal monitoring system, and adjustable current-protection to guarantee optimal system performance and safety.

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