RT9193-28GB

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RT9193-28GB

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IC REG LINEAR 2.8V 300MA SOT23-5

  • FabricanteRichtek USA Inc.

  • Peça do Fabricante #RT9193-28GB

  • Em Estoque3698

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Especificações

Atributo Valor
PartStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 2.8V
VoltageDropout(Max) 0.3V @ 300mA
Current-Output 300mA
Current-Quiescent(Iq) 130 µA
PSRR 70dB ~ 50dB (100Hz ~ 10kHz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753
SupplierDevicePackage SOT-23-5
BaseProductNumber RT9193

Visão Geral

Description

The RT9193-28GB is a low-dropout (LDO) linear voltage regulator designed for precision applications requiring stable power supply and low noise. It provides a fixed output voltage of 2.8V and is capable of delivering up to 300mA of output current. The device is characterized by its low dropout voltage, typically around 230mV at full load, making it efficient for battery-powered and portable devices.
Key features include a high power supply rejection ratio (PSRR), which reduces the impact of supply voltage variations, and a low quiescent current, enhancing battery life. It also incorporates protection mechanisms such as current limiting and thermal shutdown to prevent damage from overcurrent and overheating conditions. The RT9193-28GB is commonly used in applications like mobile phones, wireless communication devices, and other consumer electronics that demand a compact and efficient power solution.
The regulator is available in a compact SOT-23-5 package, facilitating easy integration into space-constrained circuit designs. Its performance attributes make it a preferred choice for ensuring stable voltage output in sensitive electronic systems.

Equivalent

The RT9193-28GB is a low-dropout (LDO) linear voltage regulator. Equivalent products might include the MIC5205-2.8 from Microchip, the LP2985-28 from Texas Instruments, the NCP5501-28 from ON Semiconductor, and the MCP1702-28 from Microchip. These components offer similar output voltages and features, but always check the specific datasheets for compatibility regarding pin configuration, dropout voltage, current capacity, and other specifications to ensure they meet your circuit requirements.

Features

The RT9193-28GB is a voltage regulator commonly used in electronic circuits for efficient power management. Key features of this device include:
1. Low Dropout Voltage: Offers a low dropout voltage, which is beneficial for applications requiring efficient power use and extended battery life.
2. Output Voltage: Provides a fixed output voltage of 2.8V, suitable for a variety of low-power electronic devices.
3. High Accuracy: Ensures precise voltage regulation, typically with high accuracy, making it reliable for sensitive applications.
4. Current Capability: Supports a reasonable output current, sufficient for many small-scale and portable applications.
5. Thermal Protection: Includes built-in thermal protection to prevent overheating, enhancing its reliability and lifespan.
6. Compact Package: Comes in a compact package, making it suitable for space-constrained designs.
7. Low Quiescent Current: Features a low quiescent current, which helps in minimizing power consumption in idle states.
8. Over-Current Protection: Equipped with over-current protection to safeguard against electrical faults.
These features make the RT9193-28GB an excellent choice for applications demanding efficient, reliable, and precise voltage regulation.

Pinout

The RT9193-28GB is a low-dropout (LDO) voltage regulator. It typically comes in a SOT-23-5 package, which means it has 5 pins. Here's a brief overview of its pin functions:
1. VIN: Input voltage pin where the unregulated input voltage is supplied.
2. GND: Ground pin connected to the system ground.
3. VOUT: Output voltage pin that provides the regulated voltage.
4. EN (Enable): Enable pin to turn the regulator on or off. When asserted high, the regulator is active.
5. NC (No Connection)/BYPASS: In some versions, this pin can be used for an external bypass capacitor to improve noise performance.
The RT9193-28GB specifically provides a fixed output voltage of 2.8V, which is denoted by the "28" in its part number. It is designed for applications needing a stable voltage with low power consumption.

Manufacturer

The RT9193-28GB is manufactured by Richtek Technology Corporation. Richtek is a company that specializes in designing and developing analog integrated circuits (ICs). It provides a wide range of power management solutions including voltage regulators, battery management ICs, and LED drivers. Based in Taiwan, Richtek is known for its expertise in creating highly efficient and reliable power management solutions for diverse applications such as consumer electronics, computing, industrial equipment, and communications. The company's focus is on innovative design and quality, catering to the needs of various sectors by providing advanced semiconductor solutions.

Application

The RT9193-28GB is a low-dropout (LDO) linear voltage regulator commonly used in various electronic applications. It is ideal for applications requiring stable voltage regulation, such as battery-powered devices, portable electronics, and consumer electronics. Its low quiescent current makes it suitable for energy-efficient designs. The RT9193-28GB is also used in post-regulation for switching power supplies, noise-sensitive analog circuits, and RF applications where clean power is crucial. Additionally, it can be used in microcontroller and microprocessor power supplies, where precise voltage regulation is needed to ensure optimal performance.

Package

The RT9193-28GB is typically available in a SOT-23-5 package. This small outline transistor package is commonly used for surface mounting electronic components.

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