BD3403FV-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
• Maximum Output Current: 3A
• Quiescent Current: 50μA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BD3403FV-E2 features a SOP-8 package with the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. COMP (Compensation)
6. SS (Soft Start)
7. PGND (Power Ground)
8. VOUT (Output Voltage)

Functional Characteristics

The BD3403FV-E2 is a voltage regulator that provides efficient power management. Its key functional characteristics include:

• Wide input voltage range for versatile applications.
• High output current capability of up to 3A.
• Low quiescent current for reduced power consumption.
• Soft start function for smooth power-up sequencing.
• Built-in compensation circuit for stable operation.

Advantages and Disadvantages

Advantages: - High efficiency resulting in minimal power loss. - Compact SOP-8 package for space-saving designs. - Wide input and output voltage ranges for flexibility. - Low quiescent current for energy-efficient operation.

Disadvantages: - Limited maximum output current compared to some other models. - Requires external components for proper operation.

Applicable Range of Products

The BD3403FV-E2 is suitable for various applications that require voltage regulation and power management. It can be used in:

• Consumer electronics
• Industrial equipment
• Automotive systems
• Telecommunications devices
• Power supplies

Working Principles

The BD3403FV-E2 operates based on the principle of regulating input voltage to provide a stable output voltage. It utilizes internal circuitry to monitor and adjust the output voltage according to the feedback signal received from the FB pin. By maintaining a constant output voltage, it ensures reliable operation of connected devices.

Detailed Application Field Plans

The BD3403FV-E2 can be applied in a wide range of fields, including:

1. Mobile phone chargers: Ensures stable and efficient charging.
2. LED lighting systems: Provides regulated power supply for LEDs.
3. Battery-powered devices: Maintains consistent voltage levels for optimal performance.
4. Motor control circuits: Offers precise voltage control for motor drivers.
5. Audio amplifiers: Delivers steady power to audio components.

Detailed Alternative Models

Some alternative models to the BD3403FV-E2 include:

1. BD3406FV-E2: Similar specifications with higher maximum output current.
2. BD3409FV-E2: Lower quiescent current but slightly narrower input voltage range.
3. BD3412FV-E2: Higher output voltage range with comparable efficiency.
4. BD3415FV-E2: Lower cost option with reduced output current capability.
5. BD3418FV-E2: Enhanced thermal management features for demanding applications.

5 Common Technical Questions and Answers

1. Q: What is the maximum input voltage supported by the BD3403FV-E2? A: The BD3403FV-E2 can handle input voltages ranging from 4.5V to 24V.

2. Q: Can I use the BD3403FV-E2 in automotive applications? A: Yes, the BD3403FV-E2 is suitable for automotive systems.

3. Q: Does the BD3403FV-E2 require any external components? A: Yes, external components such as capacitors and resistors are needed for proper operation.

4. Q: What is the operating temperature range of the BD3403FV-E2? A: The BD3403FV-E2 can operate within a temperature range of -40°C to +85°C.

5. Q: Is the BD3403FV-E2 available in different package options? A: No, the BD3403FV-E2 is only available in the SOP-8 package.

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