BD3490FV-E2

Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications and Parameters

• Input Voltage Range: 4.5V to 24V
• Output Voltage Range: 1.2V to 18V
• Output Current: Up to 3A
• Quiescent Current: 50μA (typical)
• Switching Frequency: 500kHz (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BD3490FV-E2 features a SOP-8 package with the following pin configuration:

```

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| | --| VOUT | --| VIN | --| GND | --| EN | --| FB | --| COMP | --| SS | |___________| ```

Functional Characteristics

• Voltage Regulation: The BD3490FV-E2 provides stable output voltage regulation within the specified range.
• High Efficiency: The integrated circuit offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: The quiescent current is low, reducing power consumption during standby or idle modes.
• Overcurrent Protection: The device incorporates overcurrent protection to safeguard connected components.
• Thermal Shutdown: In case of excessive temperature, the BD3490FV-E2 activates thermal shutdown to prevent damage.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Wide input and output voltage range - Overcurrent protection - Low power consumption

Disadvantages: - Limited maximum output current (up to 3A)

Applicable Range of Products

The BD3490FV-E2 is suitable for various applications, including but not limited to: - Power supplies for consumer electronics - Industrial automation systems - Automotive electronics - LED lighting systems

Working Principles

The BD3490FV-E2 operates as a voltage regulator by converting the input voltage to a stable output voltage. It utilizes a feedback mechanism to adjust the output voltage based on the reference voltage and the feedback signal from the load.

Detailed Application Field Plans

1. Consumer Electronics: The BD3490FV-E2 can be used in smartphones, tablets, and laptops to regulate the power supply and ensure stable operation.
2. Industrial Automation: It is suitable for controlling power supply units in industrial automation systems, providing reliable and efficient power management.
3. Automotive Electronics: The integrated circuit can be employed in automotive applications such as infotainment systems, navigation devices, and engine control units.
4. LED Lighting Systems: The BD3490FV-E2 can regulate the power supply for LED lighting systems, ensuring consistent brightness and longevity.

Detailed Alternative Models

• BD3480FV-E2
• BD3500FV-E2
• BD3510FV-E2
• BD3520FV-E2
• BD3530FV-E2

5 Common Technical Questions and Answers

1. Q: What is the maximum output current of the BD3490FV-E2? A: The maximum output current is up to 3A.

2. Q: What is the operating temperature range of the BD3490FV-E2? A: The operating temperature range is -40°C to +85°C.

3. Q: Does the BD3490FV-E2 have overcurrent protection? A: Yes, the device incorporates overcurrent protection.

4. Q: What is the typical switching frequency of the BD3490FV-E2? A: The typical switching frequency is 500kHz.

5. Q: What is the package type of the BD3490FV-E2? A: The BD3490FV-E2 comes in a SOP-8 package.

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