LD6805K/12H,115

Current - Output:	150mA
Base Part Number:	LD6805
Supplier Device Package:	DFN1010C-4
Package / Case:	4-UDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Transient Voltage
Control Features:	Enable
PSRR:	75dB (1kHz)
Current - Supply (Max):	150µA
Current - Quiescent (Iq):	35µA
Series:	--
Voltage Dropout (Max):	0.25V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.2V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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LD6805K/12H,115 Application Field and Working Principle

The LD6805K/12H,115 is a linear voltage regulator that belongs to the PMIC (Power Management Integrated Circuit) category. It features low power consumption and wide input voltage range, making it a suitable option for applications such as battery-powered systems and automotive electronics.This regulator is capable of delivering up to 5A of load current with a voltage range of 6V to 17V, making it suitable for powering a wide range of low-noise applications from 5V to 12V. Its versatility makes it a popular choice for AC/DC wall adapters, DC/DC converters and LED drivers, among other applications.It features an internal shunt regulator and an on-board current limit, making it suitable for a wide variety of power supplies. Additionally, it has low power consumption and a low-noise output, making it suitable for noise-sensitive applications. The LD6805K/12H,115 is designed to provide high power levels while maintaining excellent line/load regulation. It also offers high efficiency and low ripple associated with its high frequency operation, meaning the design of power supplies utilizing this regulator can be simplified.The way this regulator works is that it draws supply current on the input side, which is then converted into DC voltage on the output side. This is accomplished by regulating the supply current with diodes and rectifiers, which act as a feedback loop for the device.The on-board current limit feature of the device helps to protect against output over-current and short-circuit conditions. This feature can be adjusted via an onboard potentiometer to ensure that the output remains within its predetermined parameters.The LD6805K/12H,115 is a highly efficient, low-cost, and versatile regulator that is suitable for a wide range of applications. Its wide input and output voltage range makes it easy to design power supplies that are optimized for different applications. Its low power consumption and low-noise output make it suitable for noise-sensitive applications. And its on-board current limit feature helps to protect against output over-currents and short-circuit conditions.

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