LT1121AIS8-3.3#PBF

Current - Output:	150mA
Base Part Number:	LT1121
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 Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	58dB (120Hz)
Current - Supply (Max):	14mA
Current - Quiescent (Iq):	50µA
Series:	--
Voltage Dropout (Max):	0.7V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	30V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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LT1121AIS8-3.3# PBF is a voltage regulator manufactured by Linear Technology which is Applications Specification qualified for industrial applications, automotive applications and networks. This voltage regulator is a cost-effective, 8-pin small outline integrated circuit (SOIC) package which offers several advantages and features for its customers.The LT1121AIS8-3.3# PBF features low input to output voltage differential, fast transient response and low ground pin currents, making it suitable for applications that require maximum efficiency and low power consumption. This voltage regulator can operate over a wide temperature range (up to 125°C) and can meet high power dissipation requirements. The device also offers current limiting and thermal protection, making it an ideal choice for applications that require a robust and reliable voltage regulator.The LT1121AIS8-3.3# PBF is designed to operate with a supply voltage of 5 V and can provide low output voltage levels of up to 3.3 V. The device is also highly flexible and allows the output voltage to be adjusted down to a +2.5 V. The device also includes a regulated output voltage, preventing sudden changes in voltage from affecting the output voltage accuracy.The working principle of the LT1121AIS8-3.3# PBF is based on a linear system in which the output voltage of the device is controlled by the input voltage through the linear converter. The linear converter is a component of the regulator circuit which is responsible for controlling the output voltage in response to changes in the input voltage.The regulator circuit includes a set of components, including a controller, a feedback amplifier, a linear-control transistor, a current limit circuit, and an output voltage protection circuit. These components are used to accurately control the output voltage of the device and to prevent it from exceeding its output range.The controller senses any changes in the input voltage and adjusts the output voltage accordingly. The feedback amplifier is used to amplify the signal coming from the controller, while the linear-control transistor enables the device to produce the desired output voltage. The current limit circuit is designed to keep the current flowing through the device within the specified limits, while the output voltage protection circuit prevents any sudden changes in output voltage from occurring.The LT1121AIS8-3.3# PBF is primarily employed in industrial, automotive, and networking applications where a reliable and efficient voltage regulator is needed. It can also be used in applications such as battery chargers, motor drives, solar lighting systems, and DC-DC converters. This device offers a cost-effective and reliable solution for a wide range of applications requiring a stable and dependable voltage regulator.

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