LDK120PU12R Integrated Circuits (ICs)

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LDK120PU12R is a linear voltage regulator for Power Management Integrated Circuit (PMIC) applications. It can output a regulated voltage from an input voltage of 12V and is suitable for a wide variety of electronic devices. The LDK120PU12R is designed to provide high efficiency, low noise, low power consumption and high reliability.

Features and benefits

• Low dropout voltage with an ON resistance of typically 0.4Ω
• Wide input voltage range (6 to 12V)
• Low input current ripple
• Low output voltage (1.2V to 5.5V) and current (0.8A to 2.5A)
• High efficiency at low input voltages
• High reliability of up to 2.5 million hours MTTF
• Protected against over-temperature and short-circuits

Applications

The LDK120PU12R is designed for a variety of applications that require a low dropout linear voltage regulator. These include but are not limited to:

• Power Supplies and Power Generation Systems
• Automotive and Industrial Electronics
• Portable Electronics
• Consumer Electronics

Working Principle

The LDK120PU12R is based on the linear regulator topology, which is an efficient way to regulate the output voltage from a source of an input voltage. The regulator consists of three main components: an input stage, an error amplifier and a pass element. The input stage is responsible for conditioning the voltage from the input source, while the error amplifier is used to compare the output voltage to the desired level and create a control signal for the pass element. The pass element then amplifies the control signal and regulates the output voltage.

The LDK120PU12R is unique in that it is able to achieve an extremely low dropout voltage with an extremely small amount of power consumption. This is achieved by using a more efficient regulator topology that not only reduces the amount of power dissipated, but also reduces the amount of power needed to regulate the output voltage. The result is a low dropout voltage linear voltage regulator that can provide high efficiency, low noise and high reliability.

Conclusion

The LDK120PU12R is a versatile and efficient linear voltage regulator designed for power management integrated circuit (PMIC) applications. It is able to output a regulated voltage from an input voltage of 12V, with a low dropout voltage and low power consumption. It is ideal for use in a variety of electronic devices such as power supplies, automotive and industrial electronics, portable electronics, and consumer electronics. With its high efficiency, low noise, and high reliability, it is a reliable and cost-effective choice for any linear voltage regulator application.

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