CSD23381F4

Product Overview

Category

The CSD23381F4 belongs to the category of integrated circuits (ICs).

Use

It is used as a power stage for high-frequency DC-DC converters.

Characteristics

• High efficiency
• Low ON-resistance
• Fast switching speed

Package

The CSD23381F4 is available in a small outline no-lead (SON) package.

Essence

This product is essential for efficient power management in various electronic devices.

Packaging/Quantity

It is typically sold in reels containing a specific quantity, such as 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Current: Up to 35A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The CSD23381F4 has a total of 8 pins: 1. VIN (Input voltage) 2. PGND (Power ground) 3. BOOT (Bootstrap capacitor connection) 4. HS (High-side gate driver output) 5. LS (Low-side gate driver output) 6. GND (Ground) 7. VCC (Supply voltage for gate drivers) 8. PH (Power good indicator)

Functional Features

• Integrated high- and low-side MOSFETs
• Adaptive dead-time control
• Overcurrent protection
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation
• Compact design saves board space
• Integrated protection features enhance reliability

Disadvantages

• Higher cost compared to discrete power stage solutions
• Limited customization options for specific applications

Working Principles

The CSD23381F4 operates by efficiently switching the high- and low-side MOSFETs to regulate the output voltage based on the input signal and control parameters. The adaptive dead-time control ensures minimal crossover current and enhances overall efficiency.

Detailed Application Field Plans

The CSD23381F4 is ideally suited for use in: - Point-of-load converters - Server power supplies - Telecom and networking equipment - Industrial power systems

Detailed and Complete Alternative Models

Some alternative models to the CSD23381F4 include: - CSD17313Q2: A lower-current variant suitable for less demanding applications - CSD19536KTT: A higher-current variant with extended thermal capabilities - CSD25404F: A dual-channel power stage for multi-phase converters

In conclusion, the CSD23381F4 is a highly efficient and compact power stage IC designed for high-frequency DC-DC converters. Its integrated features, working principles, and application versatility make it a valuable component in modern electronic systems.

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