SPP-4E275: Product Overview and Specifications

Introduction

The SPP-4E275 is a versatile electronic component that belongs to the category of power management integrated circuits (PMICs). This entry provides an in-depth overview of the SPP-4E275, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Power Management Integrated Circuit (PMIC)
• Use: Voltage regulation and power management
• Characteristics: High efficiency, compact design, wide input voltage range
• Package: Small outline package (SOP), 16-pin
• Essence: Regulating and managing power supply for various electronic devices
• Packaging/Quantity: Typically supplied in reels of 250 or 500 units

Specifications

• Input Voltage Range: 4V to 36V
• Output Voltage Range: 1.2V to 28V
• Output Current: Up to 3A
• Operating Temperature Range: -40°C to 125°C
• Efficiency: Up to 95%
• Switching Frequency: Adjustable, typically 300kHz to 2MHz

Detailed Pin Configuration

The SPP-4E275 features a 16-pin SOP package with the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. SW (Switch Node) 4. FB (Feedback) 5. EN (Enable) 6. COMP (Compensation) 7. SS (Soft Start) 8. PGND (Power Ground) 9. VOUT (Output Voltage)

Functional Features

• Wide Input Voltage Range: Allows for flexibility in various power supply applications.
• High Efficiency: Minimizes power loss and heat generation.
• Adjustable Switching Frequency: Enables optimization for different operating conditions.
• Protection Features: Overcurrent protection, thermal shutdown, and reverse polarity protection.

Advantages and Disadvantages

Advantages

• Compact size and high power density
• Wide input voltage range for versatility
• High efficiency for energy-conscious designs
• Comprehensive protection features for reliability

Disadvantages

• Higher cost compared to standard linear regulators
• Requires careful PCB layout and thermal management due to switching nature

Working Principles

The SPP-4E275 operates based on pulse-width modulation (PWM) control to regulate the output voltage. It utilizes an internal feedback loop to maintain the desired output voltage despite variations in input voltage and load conditions. The switching frequency and duty cycle are adjusted dynamically to achieve efficient power conversion.

Detailed Application Field Plans

The SPP-4E275 is well-suited for a wide range of applications, including: - Industrial automation systems - Automotive electronics - Telecommunications equipment - LED lighting systems - Battery charging and management

Detailed and Complete Alternative Models

• SPP-4E200: Lower current rating, suitable for low-power applications
• SPP-4E350: Higher current rating, suitable for high-power applications
• SPP-4E275L: Low-profile package for space-constrained designs

In conclusion, the SPP-4E275 PMIC offers a balance of performance, flexibility, and reliability, making it an ideal choice for diverse power management applications.

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