BD18KA5FP-E2

Product Overview

• Category: Integrated Circuit
• 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

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.2V to 16V
• Maximum Output Current: 5A
• Quiescent Current: 120μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The BD18KA5FP-E2 has 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 Features

• Wide input voltage range for versatile applications
• High efficiency conversion for reduced power loss
• Overcurrent protection for enhanced safety
• Soft start function for smooth power-up
• Adjustable output voltage for flexibility

Advantages and Disadvantages

Advantages

• Compact size allows for space-saving designs
• Low power consumption for energy-efficient operation
• Wide input voltage range enables compatibility with various power sources
• Overcurrent protection ensures device and circuit safety
• Soft start function prevents inrush current during startup

Disadvantages

• Limited maximum output current of 5A may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments

Working Principles

The BD18KA5FP-E2 is a voltage regulator integrated circuit that converts an input voltage within the range of 4.5V to 18V into a regulated output voltage between 1.2V and 16V. It utilizes internal circuitry to maintain a stable output voltage despite variations in the input voltage or load conditions. The device operates by adjusting the duty cycle of an internal switch to regulate the output voltage.

Detailed Application Field Plans

The BD18KA5FP-E2 is commonly used in various applications, including:

1. Power supplies for consumer electronics
2. Automotive power management systems
3. Industrial control systems
4. Battery charging circuits
5. LED lighting applications

Detailed and Complete Alternative Models

1. BD18KB5FP-E2: Similar specifications and features, but with a higher maximum output current of 8A.
2. BD18KC5FP-E2: Higher maximum output current of 10A, suitable for more demanding applications.
3. BD18KD5FP-E2: Enhanced thermal performance for operation in higher temperature environments.

These alternative models provide options with varying capabilities to meet specific application requirements.

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