BD3452KS

Basic Information Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics:
  • High efficiency
  • Low power consumption
  • Compact size
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and 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)
• Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. COMP: Compensation pin
6. SS: Soft-start pin
7. PG: Power Good pin
8. VOUT: Output voltage pin

Functional Characteristics

• Wide input voltage range for versatile applications
• High output current capability
• Excellent line and load regulation
• Overcurrent and thermal protection
• Adjustable output voltage through external resistors
• Soft-start function for smooth power-up
• Power Good indication for system monitoring

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power dissipation - Compact size allows for space-saving designs - Wide input voltage range enhances flexibility - Comprehensive protection features ensure system reliability

Disadvantages: - Limited output current compared to some competing models - Higher cost compared to basic linear regulators

Applicable Range of Products

• Battery-powered devices
• Industrial automation systems
• Consumer electronics
• Automotive applications
• Telecommunications equipment

Working Principles

The BD3452KS is a voltage regulator that converts an input voltage to a regulated output voltage. It utilizes a switching topology to achieve high efficiency and low power dissipation. The feedback mechanism ensures accurate output voltage regulation, while the compensation circuitry stabilizes the control loop. The device also incorporates various protection features to safeguard against overcurrent and thermal events.

Detailed Application Field Plans

1. Battery-Powered Devices:

   • Portable medical devices
   • Handheld electronic instruments

2. Industrial Automation Systems:

   • Motor control systems
   • Programmable logic controllers (PLCs)

3. Consumer Electronics:

   • Set-top boxes
   • Gaming consoles

4. Automotive Applications:

   • Infotainment systems
   • Advanced driver-assistance systems (ADAS)

5. Telecommunications Equipment:

   • Network routers
   • Base stations

Detailed Alternative Models

• BD3451KS: Similar specifications but with lower output current capability
• BD3453KS: Similar specifications but with higher output current capability
• BD3454KS: Similar specifications but with adjustable output voltage through digital interface

5 Common Technical Questions and Answers

1. Q: What is the maximum input voltage supported by BD3452KS? A: The BD3452KS can handle input voltages ranging from 4.5V to 24V.

2. Q: Can I adjust the output voltage of BD3452KS? A: Yes, the output voltage can be adjusted within the range of 1.2V to 18V using external resistors.

3. Q: What happens if the output current exceeds the maximum limit? A: The BD3452KS incorporates overcurrent protection, which will limit the output current to prevent damage.

4. Q: Is the BD3452KS suitable for automotive applications? A: Yes, the BD3452KS is designed to meet the requirements of automotive applications, including infotainment systems and ADAS.

5. Q: What is the operating temperature range of BD3452KS? A: The BD3452KS can operate within a temperature range of -40°C to +85°C.

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