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RT9081AGQZA

Name: RT9081AGQZA
Rating: 4.7 (12 reviews)

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資料表 RT9081AGQZA DataSheet
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規格

Manufacturer	Richtek Tech
Package	ZADFN-6-EP(1.2x1.2)
Operating Temperature	-40℃~+125℃@(Tj)
Voltage - Supply	5.5V
Output Type	Adjustable
Number of Outputs	1
Output Current	500mA
Power Supply Rejection Ratio (PSRR)	70dB@(1kHz)
Features	Under-voltage locking
Output Voltage	800mV~3.6V
Output Configuration	Positive electrode

概述

Description

The RT9081AGQZA is a high-performance voltage regulator designed for various electronic applications. It features a low dropout (LDO) design, enabling it to maintain a stable output voltage even with a minimal difference between the input and output voltage. This regulator is capable of delivering up to 1A of output current, making it suitable for powering microcontrollers, sensors, and other low-power devices.
Key specifications include an output voltage range typically adjustable from 1.2V to 3.3V, high power supply rejection ratio (PSRR), and low quiescent current, which enhances efficiency in battery-powered applications. The RT9081AGQZA also includes built-in protection features, such as overcurrent and thermal shutdown, ensuring robust operation under various conditions.
With its compact package and ease of use, the RT9081AGQZA is ideal for consumer electronics, industrial applications, and portable devices, providing reliable voltage regulation in a small footprint.

Features

The RT9081AGQZA is a high-precision, low-dropout (LDO) voltage regulator designed for power management applications. Key features include:
1. Output Voltage: Adjustable output voltage range from 0.8V to 3.3V.
2. Low Dropout Voltage: Typically around 200mV at 1A load, ensuring efficient operation.
3. Output Current: Capable of delivering up to 1.5A of continuous output current.
4. High Power Supply Rejection Ratio (PSRR): Provides stable output with minimal noise.
5. Low Quiescent Current: Ideal for battery-powered devices, enhancing energy efficiency.
6. Thermal Protection: Built-in thermal shutdown prevents overheating.
7. Compact Package: Available in a small SOP-8 or TSOT-23 package, suitable for space-constrained applications.
8. Wide Operating Temperature Range: Supports operation from -40°C to +125°C.
These features make the RT9081AGQZA suitable for use in portable devices, consumer electronics, and other applications requiring stable and efficient voltage regulation.

Package

The RT9081AGQZA is packaged in a SOT-23-5 format, which is a small, surface-mount package with five terminals. This compact design is suitable for space-constrained applications while providing reliable performance.

Pinout

The RT9081AGQZA is a low-dropout (LDO) voltage regulator with a pin count of 8. Its primary function is to provide a stable output voltage with low noise and high power supply rejection, making it suitable for portable and battery-operated devices.
The pin configuration is as follows:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. VOUT: Output voltage.
4. EN: Enable pin for turning the regulator on/off.
5. NC: No connect (not used).
6. FB: Feedback pin for setting the output voltage.
7. COMP: Compensation pin for stability.
8. PG: Power good output to indicate the status of the output voltage.
The RT9081AGQZA is known for its high efficiency, low dropout voltage, and ability to deliver consistent output in various operating conditions.

Manufacturer

The RT9081AGQZA is manufactured by Richtek Technology Corporation, a company that specializes in the design and production of analog integrated circuits (ICs). Richtek focuses on various sectors including power management ICs, voltage regulators, and LED drivers. The company is recognized for providing high-performance solutions for consumer electronics, mobile devices, and computing applications. Founded in 2001 and headquartered in Taiwan, Richtek has established a global presence in the semiconductor industry, catering to a diverse range of markets with a commitment to innovation and quality.

Application

The RT9081AGQZA is a low-dropout (LDO) voltage regulator primarily used in applications such as battery-powered devices, portable electronics, low-voltage microcontrollers, and digital circuits. Its features make it suitable for powering RF and analog devices, as well as providing stable voltage in automotive electronics, consumer electronics, and communication systems.

Equivalent

The RT9081AGQZA is a low-dropout voltage regulator (LDO). Equivalent products include the TPS7A47 from Texas Instruments, MIC5205 from Microchip, and LT1085 from Analog Devices. Ensure to check specific parameters like output voltage, current rating, and dropout voltage to confirm compatibility for your application.