SPP-4M350: Product Overview and Specifications

Introduction

The SPP-4M350 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-4M350, 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), surface mount technology (SMT)
• Essence: Regulating and managing power supply for various electronic devices
• Packaging/Quantity: Typically available in reels of 250 or 300 units

Specifications

• Input Voltage Range: 3V to 36V
• Output Voltage: Adjustable from 1.2V to 35V
• Output Current: Up to 4A
• Switching Frequency: 300kHz
• Operating Temperature Range: -40°C to 125°C
• Efficiency: Up to 95%

Detailed Pin Configuration

The SPP-4M350 features a standard pin configuration with input, output, and control pins. The detailed pinout is as follows: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. FB (Feedback) 5. COMP (Compensation) 6. SS (Soft Start) 7. SW (Switch) 8. VOUT (Output Voltage)

Functional Features

• Wide Input Voltage Range: Allows for flexibility in various power supply applications.
• High Efficiency: Ensures minimal power loss during voltage regulation.
• Adjustable Output Voltage: Provides versatility for different device requirements.
• Overcurrent Protection: Safeguards against excessive current flow.
• Thermal Shutdown: Prevents overheating of the IC.

Advantages and Disadvantages

Advantages

• Compact design suitable for space-constrained applications
• Wide input voltage range enhances compatibility
• High efficiency reduces power dissipation
• Comprehensive protection features ensure reliability

Disadvantages

• Higher cost compared to standard linear regulators
• Requires careful PCB layout for optimal performance

Working Principles

The SPP-4M350 operates on the principle of pulse-width modulation (PWM) to regulate the output voltage. It utilizes an internal control loop to maintain the desired output voltage while efficiently managing the input power.

Detailed Application Field Plans

The SPP-4M350 finds extensive use in various applications, including: - Portable electronic devices - Automotive electronics - Industrial automation systems - LED lighting - Battery-powered equipment

Detailed and Complete Alternative Models

For users seeking alternative options, several PMICs offer similar functionality to the SPP-4M350, including: - LM2675 - TPS5430 - LT1376

In conclusion, the SPP-4M350 stands as a reliable and efficient power management solution suitable for diverse electronic applications, offering high performance and flexibility in a compact form factor.

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