IRU3037ACSPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: CSP (Chip Scale Package)

Essence: The IRU3037ACSPBF is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU3037ACSPBF is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: Up to 3A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IRU3037ACSPBF has the following pin configuration:

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

Functional Features

• High Efficiency: The IRU3037ACSPBF offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Low Dropout Voltage: With a low dropout voltage of 200mV at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 5.5V, providing flexibility for different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the device and connected components from excessive current.
• Thermal Shutdown Protection: In case of excessive temperature, the thermal shutdown feature activates to prevent damage to the IC.

Advantages and Disadvantages

Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection - Small form factor (CSP package)

Disadvantages: - Limited input voltage range (2.5V to 6.5V) - Dropout voltage may affect performance in low voltage applications

Working Principles

The IRU3037ACSPBF operates as a linear voltage regulator. It takes an input voltage from the VIN pin and regulates it to a stable output voltage at the VOUT pin. The feedback pin (FB) is used to adjust the output voltage by connecting external resistors. The enable pin (EN) controls the operation of the IC, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The IRU3037ACSPBF is commonly used in various electronic devices that require a stable and regulated power supply. Some application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players.
2. IoT Devices: Wearable devices, smart home appliances.
3. Automotive Electronics: Infotainment systems, navigation systems.
4. Industrial Equipment: Control systems, sensors, motor drives.
5. Consumer Electronics: Digital cameras, gaming consoles, audio equipment.

Detailed and Complete Alternative Models

1. LM317: Adjustable voltage regulator with a wide input voltage range.
2. LT1084: Low dropout voltage regulator with high current capability.
3. TPS7A4700: Ultra-low noise voltage regulator for sensitive applications.
4. LM1117: Fixed voltage regulator available in various output voltages.
5. MAX603: Micropower voltage regulator with low quiescent current.

These alternative models offer similar functionality and can be considered as substitutes for the IRU3037ACSPBF in different applications.

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