LT1529IQ-3.3#PBF

Current - Output:	3A
Base Part Number:	LT1529
Supplier Device Package:	5-DDPAK
Package / Case:	TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Mounting Type:	Surface Mount
Operating Temperature:	-45°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	62dB (120Hz)
Current - Supply (Max):	160mA
Current - Quiescent (Iq):	100µA
Series:	--
Voltage Dropout (Max):	0.95V @ 3A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	15V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction:LT1529IQ-3.3#PBF is a PMIC (Power Management IC) designed for use in power regulation. It is a Linear Voltage Regulator and is suitable for a wide range of applications.Features:The LT1529IQ-3.3#PBF is an integrated 3.3V linear regulator with low dropout, low noise, and low quiescent current operation. It features an ultra-low quiescent current of 0.02 mA and a maximum dropout of 200mV at 0.1A output current. The device is capable of regulating input voltages from as low as 2.0V up to as high as 17.5V. Other features include a low noise output ripple of 10mVrms, thermal protection, and current limiting.Application Field:The LT1529IQ-3.3#PBF is ideal for a wide range of voltage regulation applications, such as handheld devices, I/O ports on PCBs, embedded systems, automotive, and industrial electronics. It can also be used in battery backed-up applications where a low power, low noise, and reliable voltage source is needed.Working Principle:The LT1529IQ-3.3#PBF consists of a voltage reference, error amplifier, reference comparator, current sensing, and a driver section. The device is designed to regulate the output voltage by comparing the output voltage to the reference voltage.The device adjusts the current flow through the output stage to maintain a steady voltage, regardless of load current. As the load current increases, the output voltage will drop slightly due to the voltage drop across the output transistors. The device compensates for this voltage drop by increasing the current flow through the output stage. The voltage drop is kept to a minimum by the device’s design, resulting in a low noise, low dropout linear regulator.Conclusion:The LT1529IQ-3.3#PBF is a PMIC designed for regulating the output voltage of devices. It is a low-dropout, low-noise linear regulator capable of regulating input voltages from 2.0V to 17.5V and offers an ultra-low quiescent current of 0.02mA. The device is suitable for a wide range of voltage regulation applications, such as handheld devices, embedded systems, automotive, and industrial electronics.

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