90SQ035 Product Overview

Introduction

The 90SQ035 is a power Schottky rectifier designed for high-frequency DC-DC converters. This entry provides a comprehensive overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

Category: Power Schottky Rectifier
Use: High-frequency DC-DC Converters
Characteristics: Efficient, Low Forward Voltage Drop, Fast Switching Speed
Package: TO-263AB
Essence: High-performance rectification in high-frequency applications
Packaging/Quantity: Tape & Reel (1000 units per reel)

Specifications

Voltage - DC Reverse (Vr) (Max): 35V
Current - Average Rectified (Io): 9A
Voltage - Forward (Vf) (Max) @ If: 490mV @ 9A
Speed: Fast Recovery =< 500ns, > 200mA (Io)
Operating Temperature: -65°C ~ 175°C

Detailed Pin Configuration

The 90SQ035 follows the standard pin configuration for the TO-263AB package: 1. Pin 1: Anode 2. Pin 2: Cathode 3. Pin 3: Anode

Functional Features

Efficient rectification for high-frequency applications
Low forward voltage drop for reduced power loss
Fast switching speed for improved performance

Advantages and Disadvantages

Advantages

High efficiency
Low power dissipation
Fast recovery time

Disadvantages

Sensitive to overvoltage conditions
Limited reverse voltage rating

Working Principles

The 90SQ035 utilizes Schottky barrier technology to provide low forward voltage drop and fast switching speed. This enables efficient rectification in high-frequency DC-DC converter applications.

Detailed Application Field Plans

The 90SQ035 is ideal for use in: - Switching power supplies - Voltage regulators - DC-DC converters - Motor control circuits

Detailed and Complete Alternative Models

90SQ045
90SQ055
90SQ065

In conclusion, the 90SQ035 is a high-performance power Schottky rectifier designed for high-frequency DC-DC converters, offering efficient rectification, low forward voltage drop, and fast switching speed. Its application spans various fields, and it has alternative models available for different specifications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 90SQ035 dalam solusi teknis

What is 90SQ035?
- 90SQ035 is a Schottky diode with a voltage rating of 35V and a current rating of 9A.
What are the typical applications of 90SQ035?
- It is commonly used in power supply circuits, reverse polarity protection, and low voltage rectification.
What are the key features of 90SQ035?
- The key features include low forward voltage drop, high current capability, and fast switching speed.
How does 90SQ035 provide reverse polarity protection?
- When connected in series with the power supply input, it prevents damage to the circuit by blocking reverse current flow.
What are the thermal considerations for 90SQ035?
- It is important to consider heat dissipation and use appropriate heat sinks if the diode is expected to handle high currents.
Can 90SQ035 be used in automotive applications?
- Yes, it is suitable for automotive electronics due to its robustness and ability to handle transient voltage spikes.
What are the recommended soldering techniques for 90SQ035?
- Soldering should be done using a temperature-controlled iron to prevent overheating and potential damage to the diode.
Does 90SQ035 have any limitations in terms of frequency response?
- It is not recommended for high-frequency applications due to its inherent capacitance and recovery time.
What are the alternatives to 90SQ035 for similar applications?
- Alternatives include other Schottky diodes with comparable voltage and current ratings, such as the SS34 or SB560.
Are there any specific layout considerations when using 90SQ035 in a PCB design?
- It is important to minimize trace lengths and keep the diode close to the load to reduce voltage drops and parasitic inductance.

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