ISL88001IH44Z-TK

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	4.38V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3
Base Part Number:	ISL88001

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Introduction

The PMIC (power management integrated circuit) - Supervisors is a type of protective device that monitors a variety of critical power circuit parameters such as voltages, currents, etc. ISL88001IH44Z-TK is a multi-channel EMI supervisor with a tracking window algorithm. It can perform overvoltage, undervoltage, reverse polarity, and EMI monitoring all in one device. This device, in addition to its safety-critical feature, also provides fault threshold and mask programming to provide system level flexibility. With its small form factor and low-power consumption, it is ideal for automotive, industrial, and medical/healthcare applications.

Application Field of ISL88001IH44Z-TK

The ISL88001IH44Z-TK has many application fields such as automotive, industrial, and medical/healthcare. In automotive applications, ISL88001IH44Z-TK is used to protect the vehicle’s electrical system from high voltage, low voltage, and EMI, as well as to monitor system level parameters. It is used in various applications like battery monitoring, motor control, and charging systems.In industrial applications, ISL88001IH44Z-TK is used to protect industrial equipment from power surges, spikes, and EMI. It is used in systems for monitoring temperature, current, voltage, and pressure.In medical and healthcare applications, the ISL88001IH44Z-TK is used to protect medical equipment such as heart rate monitors, blood pressure monitors, EKG machines, and blood glucose monitoring systems. This device is also used to monitor system level parameters to ensure the device is operating correctly.

Working Principle of ISL88001IH44Z-TK

The working principle of the ISL88001IH44Z-TK is to monitor a variety of critical power circuit parameters and protect the system in the event that any one of these parameters falls outside a set threshold. The device includes configurable fault thresholds and masking for overvoltage, undervoltage, reverse polarity, EMI, noise standards (EN / IEC / CISPR), and Reset Mode.The ISL88001IH44Z-TK has a tracking window algorithm which is used to ensure that the system is operating within the set parameters. It monitors for any sudden changes in voltage or current, which could indicate an overvoltage, undervoltage, reverse polarity, or EMI condition. When such a condition is detected, the supervisor will alert the system and the fault will be disabled. A Reset Mode feature is also included which will reset the system when a fault is detected. This feature helps to prevent any damage to the system due to a power anomaly.In addition to its protective features, the ISL88001IH44Z-TK also includes fault threshold and mask programming, which helps to provide system level flexibility. This allows the supervisor to be customized to fit a wide range of applications and environmental conditions.

Conclusion

The ISL88001IH44Z-TK is a multi-channel EMI supervisor with a tracking window algorithm. It is used to protect automotive, industrial, and medical/healthcare applications from power surges, spikes, and EMI. Its configurable fault thresholds and masking ensure that the system is operating within the set parameters and its Reset Mode feature helps to prevent any damage to the system due to a power anomaly. With its small form factor and low-power consumption, the ISL88001IH44Z-TK is ideal for safety-critical applications.

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