ISL9011AIRJNZ

Current - Output:	150mA, 300mA
Base Part Number:	ISL9011A
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):	0.2V @ 150mA, 0.325V @ 300mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.8V, 3.3V
Voltage - Input (Max):	6.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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ISL9011AIRJNZ Application Field and Working Principle

Introduction

ISL9011AIRJNZ is a low voltage linear regulator developed by Intersil Corporation. It can offer the best-in-class performance in a very small form factor. This regulator offers high accuracy, high temperature stability, and low noise operation. ISL9011AIRJNZ is suitable for a variety of applications, including cellular handsets and portable power devices, automotive systems, and industrial applications.

Application Field

ISL9011AIRJNZ is a highly efficient, miniature voltage regulator that is designed for a wide range of applications, including smart phones and portable battery-powered devices. It can provide up to 0.75A of continuous current and offers high output accuracy and low noise operation. ISL9011AIRJNZ is primarily used in cellular handsets and other portable power devices, automotive systems, and industrial applications.The ISL9011AIRJNZ is a high-performance, power efficient linear regulator that is ideal for low-power electronics. Its high-efficiency switching topology enables it to deliver up to 0.75A of continuous current with maximum load efficiency of 95%. Additionally, its low current limit and voltage dropout voltage can effectively reduce power losses.Moreover, the ISL9011AIRJNZ is designed to provide excellent output accuracy, with its output voltage being adjustable from 0.8V to 3.6V. Additionally, its high-temperature stability makes it suitable for automotive applications. Furthermore, its low noise operation and very low supply current over wide input voltage range makes it ideal for portable devices.

Working Principle

The basic working principle for the ISL9011AIRJNZ linear regulator is quite simple. In its simplest form, the regulator uses a three-terminal transistor structure to regulate the output voltage. The transistor structure is connected in a closed loop configuration with the outputs of two error amplifiers and a voltage reference. This closed loop then stabilizes the output voltage such that it remains constant over a range of input voltages, output currents and temperatures.When the regulator is in its steady state, the two error amplifiers provide feedback to the configuration and ensure that the output voltage remains regulated within the desired range. The error amplifiers are also responsible for limiting the flow of current through the power output so that it remains within the specified safe limits. Additionally, the transistor structure allows the regulator to automatically switch from linear to switching mode when it is under heavy load.Overall, ISL9011AIRJNZ is a low voltage linear regulator that provides high accuracy output, low noise and high efficiency for a wide range of applications. Its 3-Terminal transistor structure enables it to regulate the output voltage efficiently and accurately, while its error amplifiers and voltage reference ensures stability over a wide range of temperatures and supply voltages. Additionally, its switching topology enables it to offer excellent load efficiency and low supply current over wide input voltage ranges while keeping the noise performance low.

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