IRU3037CFPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: CFPB (Ceramic Flat Pack, Bottom Metal Lid)

Essence: The IRU3037CFPBF is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU3037CFPBF is typically sold in reels or tubes containing a specified quantity of ICs.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 0.8V - 16V
• Maximum Output Current: 3A
• Dropout Voltage: 300mV at 3A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU3037CFPBF has the following pin configuration:

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| | --| Vout | --| Vin | --| GND | --| EN | --| FB | --| COMP | --| SS | --| PG | |___________| ```

Functional Features

1. High Efficiency: The IRU3037CFPBF utilizes advanced circuitry to achieve high efficiency, minimizing power loss during voltage regulation.
2. Low Dropout Voltage: The IC maintains a low dropout voltage even under high load conditions, ensuring a stable output voltage.
3. Adjustable Output Voltage: The output voltage can be easily adjusted using external resistors, providing flexibility for different applications.
4. Overcurrent Protection: The IC incorporates overcurrent protection to safeguard the connected devices from excessive current flow.
5. Thermal Shutdown Protection: In case of excessive temperature, the IC automatically shuts down to prevent damage due to overheating.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Adjustable output voltage allows for customization. - Overcurrent and thermal shutdown protection enhance device safety.

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications. - Dropout voltage of 300mV may affect performance in low-voltage scenarios.

Working Principles

The IRU3037CFPBF operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The internal circuitry adjusts the output voltage based on the feedback received from the FB (feedback) pin. The COMP (compensation) pin is used to stabilize the control loop and ensure proper regulation. The EN (enable) pin controls the ON/OFF state of the regulator.

Detailed Application Field Plans

The IRU3037CFPBF can be used in various electronic devices that require a regulated power supply. Some potential application fields include: 1. Consumer electronics: TVs, audio systems, gaming consoles 2. Computer peripherals: Printers, scanners, routers 3. Industrial equipment: Motor drives, power supplies, control systems 4. Automotive electronics: Infotainment systems, lighting modules, power management

Detailed and Complete Alternative Models

1. LM317T: A popular adjustable voltage regulator with similar characteristics.
2. LT1086: Low dropout voltage regulator capable of higher output currents.
3. LM7805: Fixed output voltage regulator commonly used in low-power applications.

These alternative models offer different features and specifications, providing options based on specific requirements.

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