ADP7105ARDZ-R7 Integrated Circuits (ICs)

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The ADP7105ARDZ-R7 is a low Dropout (LDO) linear regulator from Analog Devices. As a member of the PMIC (Power Management IC) family, it provides precise regulation of output voltage levels with low quiescent current consumption for applications such as portable battery-operated devices. The ADP7105ARDZ-R7 comes in a 5-lead SOT23 package.

The ADP7105ARDZ-R7 consists of a P-channel MOSFET along with an amplifier, current source and voltage regulator. The output of the P-channel MOSFET is regulated to provide different output voltages. This regulating is accomplished by comparing the voltage input at the Output Adjustable pin to a reference voltage, and then amplifying the difference to drive the MOSFET gate. This comparison is done by the amplifier, which is integrated into the design of the ADP7105ARDZ-R7.

The current source is connected to the MOSFET source to provide a source of output current. The current source also prevents overloading of the regulator as it supplies a regulated current directly to the MOSFET source. The voltage regulator is integrated on the device so that the output of the amplifier is limited to between 0V to 4.3V.

The ADP7105ARDZ-R7 has a dropout voltage of typically 120mV over a wide load range. It is designed to deliver high-current regulation without requiring large input or output capacitors. The ADP7105ARDZ-R7 also has a low quiescent current of typically 35uA and a high power dissipation of 435mW.

The ADP7105ARDZ-R7 is capable of operating from a wide input voltage range from 2.5V to 5.5V and provides excellent load and line regulation. The ADP7105ARDZ-R7 has a wide variety of features and benefits, making it an ideal choice for a variety of portable battery-operated applications such as handheld devices and PDAs.

The ADP7105ARDZ-R7 is well-suited for a variety of power management applications. It has a low quiescent current, very-low dropout voltage across a wide range of loads and low noise operation. It is also available in different packages sizes to accommodate a variety of form factors.

The ADP7105ARDZ-R7 has a range of operating temperature from -40°C to +85°C, making it well-suited for a variety of demanding thermal conditions. It is also designed to be over-temperature protected through actuation of its over-temperature protection feature. This feature prevents damage to the device due to excessive temperature conditions.

In summary, the ADP7105ARDZ-R7 is an ideal low Dropout (LDO) linear voltage regulator for portable battery-operated applications. It comes in a 5-lead SOT23 package, and has a wide range of features and benefits, making it a great choice for power management applications. It is equipped with a current source to prevent overloading, and is capable of operating from a wide input voltage range. With its low quiescent current and high power dissipation, the ADP7105ARDZ-R7 is an excellent choice for a variety of reliable power management solutions.

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