LP3995ILDX-1.6

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LP3995ILDX-1.6 is a linear voltage regulator IC (integrated circuit) typically used in applications that require a low-noise output. The IC is a monolithic device that can be programmed to supply a fixed regulated output voltage from 0V to 1.6V and is available in the 8-pin DIP (Dual In-Line Package) form that can handle up to 2A of load current. The device’s wide operating range, from 4V to 16V, makes it ideally suited for low-voltage, power-sensitive applications.

The IC LP3995ILDX-1.6 provides a very low output noise of 40uVRMS at 0.1Hz to 10Hz, which makes it ideal for powering audio circuits and other sensitive analog circuits. The IC features a wide input and output voltage range, low drop-out voltage, and low quiescent current. The device has a wide temperature range, up to +125°C, and a fast transient response, which allows it to operate even in harsh environments.

The key applications of the LP3995ILDX-1.6 IC include battery-powered equipment, handheld communication devices, mobile phones, digital audio/audio recorders, set-top boxes, automotive and industrial control systems, LCD displays, and other portable electronics. The low-noise characteristics, wide input and output voltage range, and low dropout voltage make the LP3995ILDX-1.6 an ideal choice for today’s low-voltage, power-sensitive applications.

A simplified block diagram of the mono-LDO (low-dropout) LP3995ILDX-1.6 voltage regulator is shown in the figure below. The LP3995ILDX-1.6 consists of an input stage, an error amplifier, and a voltage reference. The input stage is typically built on a 6-lead NPN/PNP transistor, while the error amplifier and the voltage reference is generally constructed on an analog CMOS component.

At the input stage, the input voltage is applied to one terminal while the other terminal is connected to ground. The error amplifier then compares the input voltage with the reference voltage and generates an output signal that is used to control the output voltage. The output voltage is then adjusted according to the reference voltage.

The output of the LP3995ILDX-1.6 is compensated for temperature variation by an output voltage sensing circuit. A resistor is connected from the output of the IC to the voltage reference pin, and the response time of the temperature compensation is dependent on the resistance value. The output voltage can also be adjusted externally by connecting a resistor between the output of the IC and the reference pin.

The LP3995ILDX-1.6 also supports a low bias current, typically no more than 10µA, which further reduces its power consumption. This low bias current helps the device consume lower power and reduces its chances of overheating. The device also offers a wide operating temperature range, up to +125°C, and a low drop-out voltage 0.3V, which makes it ideal for use in low-voltage, power-sensitive applications.

In summary, the LP3995ILDX-1.6 is an 8-pin, low-power linear voltage regulator IC ideal for use in applications that require low noise and precise voltage regulation. The device is especially suited in battery-powered equipment, handheld communication devices, mobile phones, LCD displays, digital audio players, and other portable applications. Additionally, the LP3995ILDX-1.6 offers a wide operating temperature range, low bias current, low dropout voltage, fast transient response, and an adjustable output voltage.

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