RT9018B-18GSP

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RT9018B-18GSP

+Nomenclature

IC REG LIN POS ADJ 3A 8SOP

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable (Fixed)
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 0.8V (1.8V)
Voltage-Output(Max) 5.15V
VoltageDropout(Max) 0.35V @ 3A
Current-Output 3A
Current-Quiescent(Iq) 1.2 mA
ControlFeatures Enable, Power Good
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width) Exposed Pad

Présentation

Description

The RT9018B-18GSP is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 1.8V. It is particularly suitable for portable electronic devices due to its efficiency and compact form factor. The "18" in its name indicates the output voltage, while "GSP" typically refers to the package type or specific product series.
Key features of the RT9018B-18GSP include a low dropout voltage, high output accuracy, and protection mechanisms like overcurrent and thermal shutdown. Its low quiescent current makes it ideal for battery-powered applications, ensuring minimal power consumption when the device is in standby mode.
The LDO is built to handle a wide input voltage range, offering flexibility in various design scenarios. Additionally, it provides fast transient response and good line and load regulation, ensuring stable operation under different conditions. The RT9018B-18GSP is commonly used in applications like smartphones, tablets, and other handheld gadgets where efficient power management is crucial.

Equivalent

The RT9018B-18GSP is a low-dropout (LDO) linear voltage regulator. Equivalent products to consider may include the AMS1117-1.8 from Advanced Monolithic Systems, the LD1117-1.8 from STMicroelectronics, and the MIC5205-1.8 from Microchip Technology. These alternatives offer similar voltage outputs and are designed for applications requiring efficient voltage regulation. Always check the specifications to ensure compatibility with your application requirements.

Features

The RT9018B-18GSP is a low dropout (LDO) linear regulator designed to deliver a stable output voltage of 1.8V with a maximum output current of 300mA. The device features high accuracy and low dropout voltage, making it suitable for applications requiring efficient power management. It offers a fast transient response and low noise output, which are beneficial for sensitive electronic components. The RT9018B-18GSP includes protections like current limiting and thermal shutdown to enhance reliability and prevent damage due to overcurrent or overheating. Its low quiescent current helps to prolong battery life in portable devices. The regulator is housed in a SOT-23-5 package, which is compact and suitable for space-constrained applications. Typical applications include portable devices, wireless communication systems, and other battery-powered equipment.

Pinout

The RT9018B-18GSP is a low-dropout (LDO) linear voltage regulator. It typically comes in a SOT-23-5 package, which has 5 pins. Here's a brief description of its pin functions:
1. VIN: This is the input voltage pin where the supply voltage is applied.
2. GND: This pin is connected to the ground of the circuit. It is the common ground for both the input and output.
3. EN (Enable): This pin is used to enable or disable the regulator. When this pin is pulled high, the regulator is enabled, and when it is low, the regulator is disabled.
4. VOUT: This is the output pin where the regulated voltage is provided.
5. NC (No Connect or Feedback, depending on version): In some variants, it may serve as a feedback pin for voltage regulation, but generally, it is not connected.
The RT9018B-18GSP specifically outputs a fixed 1.8V regulated voltage.

Manufacturer

The RT9018B-18GSP is manufactured by Richtek Technology Corporation. Richtek is a company that specializes in designing and manufacturing a wide range of analog integrated circuits and power management solutions. It is known for providing power management ICs for applications in consumer electronics, computers, telecommunications, and industrial equipment. Richtek focuses on delivering high-performance and cost-effective power management solutions to enhance the efficiency and performance of its clients' electronic products.

Application

The RT9018B-18GSP is a low-dropout (LDO) linear voltage regulator designed for applications requiring precise voltage regulation and low power consumption. It is commonly used in battery-powered devices, handheld electronics, and portable gadgets such as smartphones and tablets. Additionally, it's suitable for use in wireless communication devices, GPS units, and digital cameras. The RT9018B-18GSP is also employed in industrial equipment and consumer electronics where stable voltage supply is crucial. Its compact size and efficiency make it ideal for applications with space constraints.

Package

The RT9018B-18GSP is typically available in a SOT-23-5 package, which is a small, surface-mount package used for integrated circuits.