L6985F

Voltage - Input (Max):	38V
Supplier Device Package:	16-TSSOP
Package / Case:	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	250kHz ~ 2MHz
Current - Output:	500mA
Voltage - Output (Max):	38V
Voltage - Output (Min/Fixed):	0.85V
Series:	--
Voltage - Input (Min):	4V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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PMIC - Voltage Regulators - DC DC Switching Regulators

DC DC switching regulators are designed to accept a power input of direct current and then transform that power into another form of direct current. They are commonly used to regulate the voltage in electronic devices from one level to another, typically from a higher voltage to a lower one. The L6985F switching regulator is a very common regulator in the PMIC (power management integrated circuit) family.The L6985F is a highly efficient DC DC switching regulator that is made specifically for mobile and battery powered applications that require high load peaks in order load up and down quickly. It has an integrated 270 mA/500 mA low-side MOSFET that automatically switches between different load currents, depending on the needs of the application. It also provides an output voltage select facility that can be used to set the output voltage to any specific level.The output voltage of the L6985F is adjustable with its internal voltage reference, allowing the output to be adjusted from 0.95V to 3.3V. All of its control settings can be easily changed without affecting its other components, allowing its output voltage to remain highly consistent. The regulator also has an integrated switching frequency compensation circuit that, when combined with its high-efficiency MOSFET and Synchronous Buck, helps minimize noise and keep its current constant.When it comes to the working principle of the L6985F switching regulator circuit, it does not operate on the principle of a linear regulator. Instead, it uses a modulated control signal in combination with the integrated MOSFET switch to regulate the output voltage by adjusting the output current. This allows the L6985F to totally shut off the output voltage when a load is not there or when its output current is very low.Additionally, it can boast of a very low standby power consumption (less than 1 µA) and a low operating temperature. The regulator is also extremely efficient, in the range of up to 94%. This makes it perfect for applications that require long battery life, like mobile phones and other portable electronics.L6985F switching regulator circuits can be used in a variety of applications, including for mobile communication and consumer appliances. Some examples include phones, PDAs, digital cameras, and other portable electronics. They can also be used in data centers, automation systems, and power systems.In conclusion, the L6985F switching regulator is a highly versatile component and is perfect for any application that requires a power input of direct current. It has an integrated MOSFET switch, efficient Synchronous Buck, low-power consumption, and a high operating temperature. Its wide range of settings and configuration options make it perfect for a wide range of applications and make it a great choice for the power management integrated circuit familly.

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