ISL9000AIRPLZ

Current - Output:	300mA, 300mA
Base Part Number:	ISL9000A
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, Under Voltage Lockout (UVLO)
Control Features:	Enable, Power On Reset
PSRR:	--
Current - Supply (Max):	52µA
Current - Quiescent (Iq):	32µA
Series:	--
Voltage Dropout (Max):	0.5V @ 300mA, 0.4V @ 300mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.85V, 2.9V
Voltage - Input (Max):	6.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The ISL9000AIRPLZ is an on-chip linear voltage regulator from Intersil Corporation. It is designed to deliver an adjustable output voltage and current in a wide variety of applications. It can provide up to 600mA of output current over an output voltage range of 1.2 to 6V. The device is also easy to use, requiring only a few external components to set the output voltage and current. This article will discuss the application field and working principle of the ISL9000AIRPLZ.

Application Field

The ISL9000AIRPLZ is suitable for many applications, ranging from low-power voltage regulation to high-power DC-DC conversion. It is suitable for use in general purpose applications such as powering batteries, powering audio circuits, and powering LCDs. It can also be used in more specialized applications such as powering lighting, powering sensors, and powering automotive systems. The device is also well suited for voltage regulation in communications systems, computing systems, and other applications where power stability is required.

Working Principle

At the heart of the ISL9000AIRPLZ is an on-chip voltage reference and error amplifier. The voltage reference provides a constant reference voltage, which determines the output voltage when the device is enabled. The error amplifier compares the voltage reference to the actual output voltage and produces an error signal. This error signal is then used to adjust the current in the output stage, thus regulating the output voltage.The ISL9000AIRPLZ also includes additional features such as short circuit protection, thermal shutdown, and under-voltage lockout that help protect the device from damage. In addition, it includes a built-in pass element, which prevents the output voltage from dropping below a certain level. This pass element also helps regulate the output current, ensuring that the device delivers a constant output current regardless of load variations.

Conclusion

The ISL9000AIRPLZ is a versatile, easy-to-use linear voltage regulator with a wide variety of applications. It can provide up to 600mA of output current and is suitable for use in low-power and high-power applications. Its ability to protect itself from damage and its ability to regulate the output current make it an ideal choice for voltage regulation in many applications.

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