NCP303LSN49T1

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PMIC - Supervisors encompass all regulators, ICs and integrated circuits designed to monitor critical parameters in battery-operated products and regularly check them against a pre-determined value usually indicated in a configuration register. In addition to this, in some devices, the supervisor ICs will also allow some shut-down of certain systems in the unit should a timely warning not be heeded. Such systems are thus essential for meeting product safety standards and for providing high-end performance. A good example is the NCP303LSN49T1.

NCP303LSN49T1 is a three-terminal, high performance low dropout (LDO) regulator with a very low 100 μA equivalent current source. It is fast and highly accurate, supporting a wide input voltage range from 2.9 V to 5.5 V. It is AEC-Q100 approved, supports up to 44 mA of load current, and is currently the only supervisor that offers protection up to ±20V. It is also lead-free, ISO-26262 certified and space-grade qualified.

NCP303LSN49T1 has a range of application fields, including power management applications, Li-ion and other battery applications, medical instrumentation, intelligent sensors, automotive applications, wearables and industrial control systems. It is especially suitable for automotive propulsion system and battery management applications, because of its ±20V over-voltage protection levels combat over-voltage produced by transient spikes.

NCP303LSN49T1, as with other supervisor ICs, works by continuously monitoring device parameters and comparing these to predetermined values. It then initiates an action when the device parameter exceeds or falls below the thresholds, i.e. the trip points. The action can be in the form of warning, shutting down the system or discharging the cell safety. This ensures the system does not run into a dangerous situation, reduces the risk of failure and helps to maximize the product performance. In addition to this, the over-voltage protection feature of the NCP303LSN49T1 is designed for automotive applications to protect against battery overcharge which can damage the car\'s propulsion system.

The NCP303LSN49T1 offers an advanced solution for monitoring and managing the peripherals of today\'s connected products. It is a highly reliable and power efficient solution that has a wide range of applications in various industries. In addition to its standard over-voltage protection feature, it also has various fault reporting capabilities that allow detection of under-voltage, over-voltage, over-current and thermal conditions. With its extremely high accuracy and tight range of operating currents, it can be used in both extreme environments and in automotive applications, which require the highest levels of reliability and safety.

In conclusion, the NCP303LSN49T1 is a highly reliable and efficient supervisor IC that can be used across various application fields. It is characterized by its fast response time, high accuracy and its over-voltage protection feature, which protects against battery overcharge damage. In combination with its fault reporting capabilities it provides an ideal solution for monitoring and managing the peripherals of many connected products.

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