LT3011IMSE#PBF

Voltage Dropout (Max):	0.55V @ 50mA
Base Part Number:	LT3011
Supplier Device Package:	12-MSOP-EP
Package / Case:	12-TSSOP (0.118", 3.00mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Power Good
PSRR:	85dB (120Hz)
Current - Output:	50mA
Series:	--
Voltage - Output (Max):	60V
Voltage - Output (Min/Fixed):	1.24V
Voltage - Input (Max):	80V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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LT3011IMSE#PBF, a low dropout (LDO) three-terminal linear regulator, is an excellent choice for system level power management solution, with features that enable excellent user experience in a variety of demanding, high power applications. It offers precise set point accuracy and a wide range of output current, very low output noise, excellent thermal performance, and low quiescent current.The LT3011IMSE#PBF is designed to maintain a regulated voltage between its input and output pins that meets the design specifications, even when a wide range of supply voltages and load conditions is present. It can be used to provide a steady output voltage for analog and digital circuits, protect sensitive applications from input voltage transients, and limit the output current in deeply discharged batteries. Its wide input range, up to 38V, makes it suitable for working with different types of power supplies.In terms of applications, the LT3011IMSE#PBF is a great choice for low power wireless and cellular communication systems, mobile and portable digital products, and a wide range of other integrated circuits and system-level power management designs. Its wide input range and linear regulation provide the needed flexibility for a variety of mixed-signal applications like data converters, amplifiers, low power PLCs, and controllers. In addition, this LDO can also be used in post-secondary and tertiary power supply design, Li-ion battery management, and automotive systems.Considering its working principle, the LT3011IMSE#PBF uses an internal pass device, such as a p-channel MOSFET, to regulate the output voltage. The device acts like a variable resistor in series with the output voltage, where the difference between the input voltage and the output voltage is the "drop" across the pass device. This drop is constant and is determined by the gate-source voltage of the MOSFET. To increase or decrease the output voltage, a feedback control loop monitors the regulated output voltage, compares it to the desired output voltage, and adjusts the gate-source voltage of the MOSFET accordingly.To effectively control the output voltage, the LT3011IMSE#PBF features high trans-conductance and ultra-low noise error amplifiers for fast and accurate regulation. The device also integrates a full-featured output ON/OFF control that can be used to control the "disconnect between the regulator and the load”. This feature is particularly useful for battery-powered systems since it helps conserve power by disabling the regulator when not in use.The LT3011IMSE#PBF also includes a number of protection features like current limit and thermal shutdown. The current limit eliminates the possibility of an overload due to a short circuit while thermal shutdown prevents the device from overheating.In conclusion, the LT3011IMSE#PBF is a robust and reliable tool that provides the necessary performance capabilities to multiple types of sophisticated applications. Its low dropout voltage, precision set point accuracy, wide range of output current, and various protection features make the LT3011IMSE#PBF the ideal choice for system level power management solutions.

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