ADP1711AUJZ-1.5-R7

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ADP1711AUJZ-1.5-R7 is an advanced linear regulator with a very wide range of applications. It was specifically designed to serve as a low-voltage, high-voltage, and ultra-SMPS, or U-SMPS, capabilities. The device is ideal for embedded and digital power supplies, medical equipment, pulsed and switch mode devices, and portable consumer electronics applications.

Features

• Single channel, ultra-low quiescent current mode controller
• Wide input voltage range from 1.2V to 16.5V
• Accurate high efficiency: Dynamic efficiency up to 97%
• Operating frequency adjustable from 75kHz to 2MHz
• Superior thermal performance: few external components
• High PSRR: >100dB

Application

ADP1711AUJZ-1.5-R7 is a versatile and reliable linear regulator, featuring a wide input voltage range, high efficiency, and low quiescent current. It uses advanced switching technology to provide reliable voltage regulation at both light and heavy loads, making it particularly suited to embedded and digital power supplies, medical equipment, and portable consumer electronics.

It can also serve as a high-voltage, low-voltage, and ultra-SMPS controller for high efficiency power supply designs. The device is also very useful in pulsed and switch mode devices such as LED backlighting or computer power supplies.

Working Principle

ADP1711AUJZ-1.5-R7 is a step-down linear regulator with a very wide range of applications. It uses a PWM current-mode control to efficiently regulate its output voltage. The device is controlled by an internal fixed-frequency oscillator set to a user-adjustable frequency between 75kHz and 2MHz. The output voltage is maintained by comparing the amplified error voltage with an internal reference voltage.

The ADP1711AUJZ-1.5-R7 features a wide input voltage range from 1.2V to 16.5V and a high efficiency of up to 97%. The device features excellent line and load regulation, low quiescent current, and is stable with an external bypass capacitor. The device also has an adjustable soft-start function, a power-good indicator, and a latch mode fault detection function.

The ADP1711AUJZ-1.5-R7 is a very versatile and reliable linear regulator. Its wide input range and accurate high efficiency make it ideal for a variety of applications including embedded and digital power supplies, medical equipment, pulsed and switch mode devices, and portable consumer electronics. Its advanced switching technology ensures excellent performance and reliability, making it an ideal choice for any power supply design.

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