Description
The ADP151AUJZ-3.3 is a low dropout linear regulator (LDO) designed by Analog Devices, Inc. It is part of the ADP151 series, which is known for its high performance, high accuracy, and low noise levels. The device provides a fixed output voltage of 3.3V and is capable of delivering up to 200 mA of output current. The ADP151AUJZ-3.3 features a low dropout voltage of 120 mV at full load, making it suitable for applications where power efficiency is critical.
This LDO regulator operates with an input voltage range of 2.2V to 5.5V and has a high power supply rejection ratio (PSRR), which helps in minimizing noise and voltage fluctuations from the input power source. The ADP151AUJZ-3.3 is available in a compact TSOT package, making it ideal for space-constrained applications.
Typical applications include portable electronics, medical devices, and battery-powered systems where efficient power management is essential. The LDO also includes features like current limit protection and thermal overload protection, ensuring reliable performance and safeguarding the device against damage.
Equivalent
The ADP151AUJZ-3.3 is a low dropout (LDO) linear voltage regulator. Equivalent products include the MCP1700T-3302E/TT from Microchip, the TPS78330DDCR from Texas Instruments, and the
LT1761ES5-3.3#TRMPBF from Analog Devices. Ensure compatibility in terms of electrical characteristics, package, and application requirements when selecting an equivalent. Always refer to the datasheets for precise specifications.
Features
The ADP151AUJZ-3.3 is a low-dropout (LDO) linear voltage regulator designed for high-precision applications. Key features include:
1. Output Voltage: Delivers a fixed output voltage of 3.3V.
2. Input Voltage Range: Operates effectively with an input voltage ranging from 2.2V to 5.5V.
3. Low Dropout Voltage: Offers a low dropout voltage of 120mV at 200mA load current, enhancing efficiency.
4. Low Quiescent Current: Consumes a minimal quiescent current of approximately 10 µA, ideal for battery-powered devices.
5. High PSRR: Provides excellent power supply rejection ratio, which is crucial for noise-sensitive applications.
6. Output Current: Capable of supplying up to 200mA of output current.
7. Precision: Features high output voltage accuracy, typically within ±1%.
8. Stability: Requires minimal external components for stability, often just a small ceramic capacitor.
9. Compact Size: Available in small packages like TSOT, making it suitable for space-constrained applications.
10. Protection Features: Includes overcurrent and thermal shutdown protection for enhanced reliability.
These features make the ADP151AUJZ-3.3 suitable for a variety of applications, including portable devices, medical equipment, and wireless communication systems.
Pinout
The ADP151AUJZ-3.3 is a low dropout linear regulator, part of the ADP151 series from Analog Devices. It comes in a 5-pin TSOT package. The main function of this component is to provide a regulated output voltage from an input voltage with a low dropout, specifically delivering a fixed output voltage of 3.3V. It is designed to maintain high efficiency and low power consumption, making it suitable for battery-operated devices and other low-power applications. Key features include low dropout voltage, low quiescent current, and high output accuracy, which make it ideal for powering sensitive electronics with tight voltage requirements.
Manufacturer
The ADP151AUJZ-3.3 is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits (ICs). The company provides a wide range of products and solutions for various industries, including communications, healthcare, automotive, industrial, and consumer electronics. Known for its expertise in converting real-world phenomena into digital data, Analog Devices plays a critical role in enabling complex electronic applications and systems.
Application
The ADP151AUJZ-3.3 is a low-dropout (LDO) linear voltage regulator commonly used in various applications. It is suitable for powering microcontrollers, microprocessors, and other digital ICs requiring a stable 3.3V supply. Its low noise and high power supply rejection ratio (PSRR) make it ideal for RF applications, audio circuits, and precision analog devices. The regulator is also used in portable and battery-powered devices due to its low quiescent current and small form factor, enhancing energy efficiency and extending battery life. Additionally, it is employed in sensitive equipment where noise performance is crucial, such as medical devices and instrumentation.
Package
The ADP151AUJZ-3.3 is a low dropout linear regulator packaged in a 6-lead TSOT (Thin Small Outline Transistor) package.