XC6501A1817R-G

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PMIC - Voltage Regulators - Linear

The XC6501A1817R-G is a Linear Voltage Regulator developed and produced by Chinese semiconductor manufacturer XC6501. It is a 5.0V output device built with a patented low-power CMOS technology, which provides high efficiency and low power dissipation. It is suitable for use in regulator applications that require a low output voltage, low noise interference and high input/output range. In addition, it also has low quiescent current and low voltage dropout performance.

Application Field

The XC6501A1817R-G can be used in a variety of applications, including ITE (Information technology equipment), LED lighting solutions, audio and visual application, LCD display, automotive electronics, medical equipment, and various other small devices. It is also suitable for use in power supplies, as well as in battery-operated devices. Its wide input voltage range, low power and quiescent current characteristics make this device an ideal choice for use in low-power and energy-efficient designs.

Features

• Input voltage range: 2.2V to 36V
• Output voltage: 5V
• Low quiescent current: typical 250µA
• Low-dropout voltage: constant of ~ 1.2V
• High efficiency: up to 86%
• Low operating temperature: -40 to 140¡ãC
• Low output noise
• MIL-STD-883D compliant

Working Principle

The XC6501A1817R-G is based on a Linear Voltage Regulator (LVR) topology, which is suitable for lower current applications. It operates on an open-loop basis, written closed when its output is shorted. This linear controller utilizes MOSFETs to provide regulation of a fixed output voltage. It also features an on-chip current-limit circuit to protect against any over-current condition. An internal error amplifier is provided to sense the actual output voltage and compare it with the feedback voltage, resulting in the regulation of the output voltage. A number of external components are needed to operate the XC6501A1817R-G, such as external capacitors to supply the input side of the device and for output ripple cancellation.

In summary, the XC6501A1817R-G is a 5.0V output low-power voltage regulator that is suitable for a variety of applications, including ITE, LED solutions, automotive electronics, and medical equipment. It features a wide input voltage range, low quiescent current, and high efficiency. In addition, it works on an open-loop basis, with a fixed output voltage being regulated by an internal error amplifier and MOSFETs.

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