RT9041E-12GQW

Product Overview

Category

RT9041E-12GQW belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: The RT9041E-12GQW comes in a small surface-mount package.
• Essence: This voltage regulator provides stable and reliable voltage output.
• Packaging/Quantity: It is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications of RT9041E-12GQW are as follows:

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.2V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 45μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of RT9041E-12GQW is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. VOUT: Output voltage pin

Functional Features

• Low Dropout Voltage: The RT9041E-12GQW exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: With a low quiescent current, this voltage regulator minimizes power consumption during standby or idle modes.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Small package size allows for space-saving designs.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage ensures efficient voltage regulation.
• Low quiescent current minimizes power consumption.

Disadvantages

• Limited output current capacity (up to 300mA).
• Not suitable for high-power applications.

Working Principles

The RT9041E-12GQW is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The RT9041E-12GQW can be used in various electronic applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to RT9041E-12GQW are: - LM1117-3.3: A popular voltage regulator with similar specifications. - MCP1700-3302E: Another alternative with comparable performance. - LD1117S33TR: A low dropout voltage regulator suitable for similar applications.

In conclusion, the RT9041E-12GQW is a voltage regulator with excellent characteristics such as low dropout voltage, low quiescent current, and thermal shutdown protection. It finds applications in various electronic devices, especially those requiring stable and reliable voltage regulation.