BD3881FV-E2

Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 16V
• Maximum Output Current: 1.5A
• Quiescent Current: 50μA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The BD3881FV-E2 IC has a total of 8 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | FB | Feedback Voltage | | 5 | COMP | Compensation | | 6 | SS | Soft Start | | 7 | VOUT | Output Voltage | | 8 | PGND | Power Ground |

Functional Characteristics

• High efficiency voltage regulation
• Overcurrent protection
• Thermal shutdown protection
• Soft start function
• Adjustable output voltage

Advantages and Disadvantages

Advantages: - High efficiency operation - Compact size - Low power consumption

Disadvantages: - Limited maximum output current

Applicable Range of Products

The BD3881FV-E2 IC is suitable for various applications that require voltage regulation, such as: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics

Working Principles

The BD3881FV-E2 is a voltage regulator IC that regulates the input voltage to a stable output voltage. It uses a feedback mechanism to continuously monitor and adjust the output voltage, ensuring it remains within the desired range.

Detailed Application Field Plans

The BD3881FV-E2 can be used in various applications, including: 1. Mobile phones: Regulating battery voltage for efficient power management. 2. LED lighting: Providing stable voltage for LED drivers. 3. Automotive systems: Regulating voltage for automotive electronics. 4. Industrial control: Ensuring stable power supply for control circuits. 5. Battery chargers: Controlling charging voltage for optimal battery performance.

Detailed Alternative Models

Some alternative models to the BD3881FV-E2 IC include: - LM317: Adjustable voltage regulator with higher maximum output current. - LT1084: Low dropout voltage regulator with adjustable output voltage. - TPS5430: Synchronous buck converter with high efficiency.

5 Common Technical Questions and Answers

1. Q: What is the maximum input voltage supported by the BD3881FV-E2? A: The BD3881FV-E2 can handle input voltages ranging from 4.5V to 18V.

2. Q: Can the output voltage of the BD3881FV-E2 be adjusted? A: Yes, the output voltage can be adjusted within the range of 0.8V to 16V.

3. Q: Does the BD3881FV-E2 have overcurrent protection? A: Yes, the IC is equipped with overcurrent protection to prevent damage to the circuit.

4. Q: What is the operating temperature range of the BD3881FV-E2? A: The IC can operate within a temperature range of -40°C to +85°C.

5. Q: What is the quiescent current of the BD3881FV-E2? A: The quiescent current is 50μA, ensuring low power consumption when the IC is in standby mode.

This encyclopedia entry provides an overview of the BD3881FV-E2 voltage regulator IC, including its basic information, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, alternative models, and common technical questions and answers.