BD3551HFN-TR

Product Overview

Category

BD3551HFN-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Power management features
• Compact package size
• High efficiency
• Low power consumption

Package

BD3551HFN-TR is available in a small form factor package, typically a 16-pin QFN (Quad Flat No-Lead) package.

Essence

The essence of BD3551HFN-TR lies in its ability to regulate voltage and manage power efficiently in electronic devices.

Packaging/Quantity

BD3551HFN-TR is usually packaged in reels or tubes, with a typical quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V - 5.5V
• Output Voltage Range: 0.8V - 3.6V
• Maximum Output Current: 1.5A
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Quiescent Current: 50µA (typical)

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin
6. COMP: Compensation pin
7. SS: Soft-start pin
8. PGND: Power ground pin
9. BST: Boost pin
10. SW: Switching pin
11. AGND: Analog ground pin
12. NC: Not connected
13. NC: Not connected
14. NC: Not connected
15. NC: Not connected
16. NC: Not connected

Functional Features

• Wide input voltage range for compatibility with various power sources
• High efficiency for reduced power loss
• Overcurrent protection for enhanced safety
• Soft-start function to prevent inrush current
• Thermal shutdown protection to prevent overheating
• Adjustable output voltage for flexibility in different applications

Advantages and Disadvantages

Advantages

• Efficient voltage regulation
• Compact package size
• Wide input voltage range
• Overcurrent protection
• Soft-start function

Disadvantages

• Limited maximum output current (1.5A)
• Not suitable for high-power applications

Working Principles

BD3551HFN-TR operates based on a switching regulator topology. It uses a combination of internal control circuitry, power MOSFETs, and passive components to regulate the input voltage and provide a stable output voltage.

The device employs pulse width modulation (PWM) techniques to control the duty cycle of the switching transistor, which in turn regulates the output voltage. Feedback mechanisms ensure that the desired output voltage is maintained within specified tolerances.

Detailed Application Field Plans

BD3551HFN-TR finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wearable devices - IoT (Internet of Things) devices

In these applications, BD3551HFN-TR provides efficient voltage regulation and power management, ensuring stable and reliable operation of the electronic devices.

Detailed and Complete Alternative Models

Some alternative models to BD3551HFN-TR that offer similar functionality include: - BD3552HFN-TR - BD3553HFN-TR - BD3554HFN-TR - BD3555HFN-TR

These models are also integrated circuits designed for voltage regulation and power management, offering comparable features and specifications.

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