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RT9078-30GQZ

Name: RT9078-30GQZ
Rating: 4.7 (12 reviews)

IC REG LINEAR 3V 300MA 4-ZQFN

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規格

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	3V
Voltage Dropout (Max)	0.2V @ 300mA
Current - Output	300mA
Current - Quiescent (Iq)	4 µA
Control Features	Current Limit, Enable
Protection Features	Over Current, Over Temperature
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	4-XDFN Exposed Pad
Supplier Device Package	4-ZQFN (1x1)
Base Product Number	RT9078

概述

Description

The RT9078-30GQZ is a high-performance linear voltage regulator designed to provide a stable output voltage of 3.0V at a maximum output current of 1A. It features low dropout voltage, typically around 100mV at full load, which makes it suitable for battery-powered applications where efficiency is crucial. The device incorporates built-in overcurrent protection and thermal shutdown features to enhance reliability and safety.
The RT9078-30GQZ has a wide input voltage range, typically from 2.5V to 6.5V, allowing it to be used in various applications, including portable devices, microcontrollers, and other low-power electronic systems. It also includes a low quiescent current, improving battery life for mobile applications.
The package is typically available in a compact SOT-23 format, making it suitable for space-constrained designs. Overall, the RT9078-30GQZ is an ideal choice for designers seeking a robust, efficient, and reliable voltage regulation solution.

Features

The RT9078-30GQZ is a high-performance low-dropout (LDO) linear voltage regulator. Key features include:
1. Output Voltage: Fixed output voltage of 3.0V.
2. Current Capability: Supports a maximum output current of up to 1A.
3. Low Dropout Voltage: Typically around 300mV at full load, allowing efficient operation with minimal input-output voltage difference.
4. High Ripple Rejection: Offers excellent power supply rejection, ensuring stable output despite input voltage fluctuations.
5. Low Quiescent Current: Features low quiescent current, enhancing efficiency, especially in battery-powered applications.
6. Thermal Protection: Integrated thermal shutdown to prevent overheating.
7. Short Circuit Protection: Protects against output short circuits.
8. Compact Package: Available in a small SOT-23-5 package, suitable for space-constrained designs.
These features make the RT9078-30GQZ ideal for use in portable devices, consumer electronics, and other applications requiring reliable voltage regulation.

Package

The RT9078-30GQZ is packaged in a 5-pin SOT-23 form factor. This surface-mount package is compact and suitable for various applications, offering efficient thermal performance and space-saving design.

Pinout

The RT9078-30GQZ is a low-dropout (LDO) voltage regulator. It comes in a 5-pin package (SOT-23) and features the following pins:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. VOUT: Output voltage, providing a regulated voltage.
4. EN: Enable pin to turn the device on or off.
5. NC: No connect, not used for electrical connections.
The RT9078-30GQZ is designed to output a fixed voltage of 3.0V. It is characterized by low quiescent current and high power supply rejection ratio (PSRR), making it suitable for battery-powered applications and other low-power devices.

Manufacturer

The RT9078-30GQZ is manufactured by Richtek Technology Corporation. Richtek is a semiconductor company that specializes in the design and manufacture of analog and mixed-signal integrated circuits (ICs). They focus on power management solutions, providing a variety of products such as voltage regulators, LED drivers, and battery management ICs. Established in 2004, Richtek has established itself as a key player in the semiconductor industry, catering to a range of applications including consumer electronics, computing, and telecommunications. The company is known for its innovative designs and commitment to quality, serving customers globally.

Application

The RT9078-30GQZ is a high-performance voltage regulator primarily used in portable devices, industrial applications, and telecommunications. Its application areas include powering microcontrollers, sensors, and wireless communication modules, as well as providing stable voltage supply for LED drivers and audio devices. Its low dropout voltage and high efficiency make it suitable for battery-operated devices, enhancing energy efficiency and prolonging battery life.

Equivalent

The RT9078-30GQZ is a low-dropout (LDO) voltage regulator. Equivalent products include the MIC5205, MCP1700, LM1117-3.3, and TPS7A33. Ensure to check specifications like output voltage, current rating, and dropout voltage for compatibility in your specific application.