ISL9014IRBJZ-T

Current - Output:	300mA, 300mA
Base Part Number:	ISL9014
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature, Soft Start, Under Voltage Lockout (UVLO)
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	60µA
Current - Quiescent (Iq):	40µA
Series:	--
Voltage Dropout (Max):	-, 0.4V @ 300mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.5V, 2.8V
Voltage - Input (Max):	6.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Cut Tape (CT)

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Introduction

The ISL9014IRBJZ-T, also known as a linear voltage regulator, is a power management integrated circuit (PMIC) used in a variety of applications. It is designed to deliver a constant, regulated output voltage and current with low power losses. The adjustable output voltage range, accurate current limit, low dropout voltage, and low quiescent current make it ideal for both energy-sensitive applications and high current applications. It features an integrated reference voltage, duty cycle and temperature stability, over voltage protection, and thermal shutdown. The ISL9014IRBJZ-T is available in a tiny 2.2mm package, making it ideal for space constrained applications.

Application Fields

The ISL9014IRBJZ-T is designed for a variety of applications, including modern computing systems, laptops, portable electronic devices, power supplies, and analog and digital circuits. It can also be used in applications where the output voltage needs to be closely regulated and kept constant. For example, in power supplies, the ISL9014IRBJZ-T can be used to step down the output voltage to a safe level that can be used by other components. In portable devices such as cell phones, digital cameras, and mp3 players, the ISL9014IRBJZ-T can be used to regulate the output voltage of the internal battery, as well as any other power source. This ensures that the device always has a constant, regulated voltage and current, regardless of how much power it is using.

Working Principle

The ISL9014IRBJZ-T uses an adjustable voltage reference, duty cycle, and temperature stability in order to provide a precise and consistent output voltage. These features ensure that the output voltage stays constant even when the input voltage changes or when the external load is varied.Once an input voltage is applied, it is regulated down to a set output voltage by a combination of resistors and capacitors. The output voltage can be adjusted by changing the resistance of the resistors. When an external load is applied, the circuit adjusts itself to maintain the same output voltage. This is done by the voltage reference which is set to a certain voltage. If the output voltage rises or falls below this set voltage, the circuit will adjust itself and maintain the set voltage.The ISL9014IRBJZ-T also features over voltage protection, thermal shutdown, and current limit protection. Over voltage protection is used to protect the circuit from damage due to unexpected voltage spikes. In the event of an over voltage, the circuit will shut down to try and prevent any damage. The current limit protection is used to prevent damage caused by excessive current draw. In the event that the current draw becomes too high, the circuit will shut down. Finally, the thermal shutdown is used to prevent the circuit from overheating.

Conclusion

The ISL9014IRBJZ-T is a versatile, linear voltage regulator designed for a variety of applications. It is designed to deliver a constant, regulated output voltage and current with low power losses. It features a variety of protection features such as over voltage protection, current limit protection, and thermal shutdown. These features, in addition to its small size, make it the ideal solution for space constrained applications.

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