RT9052GE

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout Regulator (LDO)
• Package: SOT-23-5
• Essence: Power Management IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The RT9052GE is a low dropout voltage regulator designed for various applications. It provides a stable output voltage with low power dissipation, making it suitable for battery-powered devices. The key specifications of the RT9052GE are as follows:

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 60μA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Thermal Shutdown Protection
• Short-Circuit Protection

Pin Configuration

The RT9052GE features a compact SOT-23-5 package with the following pin configuration:

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Pin Description: 1. VIN: Input Voltage 2. GND: Ground 3. EN: Enable Pin 4. BYP: Bypass Capacitor 5. VOUT: Output Voltage

Functional Features

The RT9052GE offers several functional features that enhance its performance and usability:

1. Low Dropout Voltage: The low dropout voltage ensures efficient power conversion even when the input voltage is close to the desired output voltage.
2. Low Quiescent Current: The low quiescent current minimizes power consumption in standby or idle modes, extending battery life.
3. Thermal Shutdown Protection: The built-in thermal shutdown protection prevents the IC from overheating and ensures safe operation.
4. Short-Circuit Protection: The short-circuit protection feature safeguards the IC and connected devices from damage in case of a short circuit.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Low dropout voltage enables efficient power conversion. - Compact package size facilitates space-constrained designs. - Thermal shutdown and short-circuit protection enhance reliability.

Disadvantages: - Maximum output current limited to 300mA, may not be suitable for high-power applications. - Limited output voltage range may restrict compatibility with certain devices.

Working Principles

The RT9052GE operates as a linear voltage regulator, maintaining a stable output voltage regardless of variations in the input voltage or load conditions. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The enable pin (EN) controls the regulator's on/off state, allowing for power-saving functionality.

Detailed Application Field Plans

The RT9052GE finds applications in various fields, including but not limited to:

1. Portable Electronics: Battery-powered devices such as smartphones, tablets, and portable media players benefit from the low dropout voltage and low quiescent current of the RT9052GE.
2. IoT Devices: Internet of Things (IoT) devices often operate on low power and require stable voltage regulation, making the RT9052GE suitable for applications like sensors, wearables, and smart home devices.
3. Automotive Electronics: The RT9052GE can be used in automotive applications where a stable power supply is crucial for components like infotainment systems, lighting modules, and control units.
4. Industrial Equipment: Various industrial equipment, including measurement instruments, control systems, and motor drivers, can benefit from the reliable voltage regulation provided by the RT9052GE.

Detailed and Complete Alternative Models

1. RT9052GA: Similar to RT9052GE, but with a different package (SOT-89-5).
2. RT9052GB: Similar to RT9052GE, but with a higher maximum output current of 500mA.
3. RT9052GD: Similar to RT9052GE, but with an adjustable output voltage range.

These alternative models offer similar functionality and can be considered as substitutes for the RT9052GE based on specific requirements.

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