LD39200PU33R

Current - Output:	2A
Supplier Device Package:	6-DFN (3x3)
Package / Case:	6-VDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable, Power Good
PSRR:	70dB ~ 40dB (1kHz ~ 1MHz)
Current - Supply (Max):	3mA
Current - Quiescent (Iq):	300µA
Series:	--
Voltage Dropout (Max):	0.25V @ 2A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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LD39200PU33R application field and working principle

PMIC (Power Management Integrated Circuits) are used in almost all electronic devices, from mobile phones to home appliances and from computers to automobiles. The LD39200PU33R is one such PMIC, belonging to the voltage regulator linear family, that serves the purpose of controlling the voltage supplied to electronic circuits, thereby protecting them from damage due to extreme electrostatic voltages. The LD39200PU33R is a low-dropout (LDO) voltage regulator that offers an input voltage range of 4.5 volts to 32 volts, and is ideal for applications that need a constant output voltage and current. It offers an output current of up to 750mA and can handle up to 375mV of voltage drop at full load. It is designed with a built-in under-voltage lockout (UVLO) circuit that can be used to ensure safe operation of the output in the event of a sudden change in input voltage.The LD39200PU33R also features a shutdown pin, which when enabled, reduces the current consumption of the device to less than 4μA. This is an especially useful feature when used in battery-powered devices, as it greatly decreases the drain on the battery. In addition, this PMIC features a wide operating temperature range (-40°C to +85°C) which makes it suitable for use in a variety of environmental conditions.The LD39200PU33R operates by using a combination of internal transistors and capacitors to regulate the voltage that is supplied to the output. It typically consists of a control element, such as a transistor, connected to a voltage feedback loop. This voltage feedback loop is used to sense changes in the input voltage and the output voltage, and to adapt the output voltage accordingly. In addition, the device includes multiple pass transistors, which act as buffers for the output voltage and help reduce noise in the circuit. In summary, the LD39200PU33R is a low-dropout linear voltage regulator with a wide voltage and temperature range and a current output of up to 750mA. It is designed with a built-in under-voltage lockout circuit and a shutdown pin, making it an ideal choice for applications that need a constant output voltage in the presence of varying input voltages. Its combination of internal transistors and capacitors is used to regulate the output voltage, providing protection against extreme electrostatic voltages and reducing noise in the circuit.

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