LT3021IS8-1.8#PBF

Current - Output:	500mA
Base Part Number:	LT3021
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	56dB (120Hz)
Current - Supply (Max):	10mA
Current - Quiescent (Iq):	250µA
Series:	--
Voltage Dropout (Max):	0.285V @ 500mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	10V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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LT3021IS8-1.8#PBF Application Field and Working Principle

PMIC (Power Management IC) provides an integrated solution for managing power in media products. Voltage regulators are an important component of PMICs, one of which is called the LT3021IS8-1.8#PBF. It is a low quiescent current, low dropout linear voltage regulator with an 8.0V to 28V input voltage range, making it suitable for a wide range of applications. This article will discuss the application field and working principle of LT3021IS8-1.8#PBF.The LT3021IS8-1.8#PBF is designed for use in industrial and automotive applications. It is suitable for use in distributed power systems, energy management, and charging applications. The low dropout linear regulator offers low noise advantages and can operate from a wide input voltage range. It is also capable of meeting high-efficiency requirements due to its wide input voltage range and low quiescent current. It also offers excellent transient response and output voltage accuracy. The LT3021IS8-1.8#PBF is ideal for applications that require low power consumption and high accuracy.The LT3021IS8-1.8#PBF is a low quiescent current, low dropout linear voltage regulator that features low noise and can operate from a wide input voltage range. The regulator combines an adjustable voltage reference, error amplifier, and output stage with the additional benefits of shut-down mode, output impedance reduction and thermal shutdown protection. It has an adjustable voltage range of +1V to +18V with a maximum quiescent current of 1.5mA and a maximum dropout voltage of 0.8V.Theerror amplifier uses a differential input stage and a voltage feedback loop to regulate the output voltage. The error amplifier forms a negative feedback loop with the output stage, which helps to reduce output impedance and improve stability. The output stage is composed of a power MOSFET and a current sensing circuit. The regulator is designed to be stable at all load conditions, including transient and Capacitor Discharge (CD) modes.The LT3021IS8-1.8#PBF is designed for efficient operation, with a low quiescent current and low dropout voltage. It features low output noise, excellent transient response, and good output voltage accuracy. It also features a shutdown mode and thermal shutdown protection, making it an ideal choice for applications that require low power consumption and high accuracy.

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