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MBRB750HE3/81
Product Overview
Category
The MBRB750HE3/81 belongs to the category of Schottky Barrier Rectifiers.
Use
It is commonly used in power supply applications, voltage clamping, and reverse polarity protection.
Characteristics
- High efficiency
- Low forward voltage drop
- Fast switching speed
- High current capability
Package
The MBRB750HE3/81 is typically available in a TO-263AB (D2PAK) package.
Essence
This rectifier is essential for converting alternating current (AC) to direct current (DC) with minimal power loss.
Packaging/Quantity
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Maximum Average Forward Current: 7.5A
- Peak Repetitive Reverse Voltage: 80V
- Operating Junction Temperature Range: -65°C to +175°C
- Forward Voltage Drop: 0.55V at 3A
- Reverse Leakage Current: 50µA at 80V
Detailed Pin Configuration
The MBRB750HE3/81 typically has three pins: 1. Anode 2. Cathode 3. Heatsink tab (connected to cathode)
Functional Features
- Low power loss
- High efficiency
- Reliable reverse voltage protection
- Fast switching capabilities
Advantages and Disadvantages
Advantages
- High current carrying capability
- Low forward voltage drop
- Fast recovery time
- Compact size
Disadvantages
- Sensitive to high temperatures
- Higher cost compared to standard rectifiers
Working Principles
The MBRB750HE3/81 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for faster switching and lower forward voltage drop compared to conventional PN-junction diodes.
Detailed Application Field Plans
Power Supplies
Used in AC to DC converters, switch-mode power supplies, and voltage regulators.
Automotive Electronics
Applied in automotive systems for reverse battery protection and voltage clamping.
Industrial Equipment
Utilized in industrial machinery for power rectification and voltage regulation.
Detailed and Complete Alternative Models
- MBRB1545CTG
- MBRB2045CTG
- MBRB3045CTG
- MBRB4045CTG
In conclusion, the MBRB750HE3/81 Schottky Barrier Rectifier offers high efficiency and fast switching characteristics, making it suitable for various power supply and voltage clamping applications across different industries.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MBRB750HE3/81 v technických řešeních
What is the MBRB750HE3/81 diode used for?
- The MBRB750HE3/81 diode is commonly used as a rectifier in power supply and voltage regulation applications.
What are the key specifications of the MBRB750HE3/81 diode?
- The MBRB750HE3/81 diode has a maximum average forward current of 7.5A, a reverse voltage of 60V, and a low forward voltage drop.
Can the MBRB750HE3/81 diode be used in high-frequency applications?
- Yes, the MBRB750HE3/81 diode is suitable for high-frequency switching due to its fast recovery time and low reverse recovery charge.
Is the MBRB750HE3/81 diode suitable for automotive applications?
- Yes, the MBRB750HE3/81 diode is often used in automotive electronics for various functions such as voltage regulation and power management.
What are the typical thermal characteristics of the MBRB750HE3/81 diode?
- The MBRB750HE3/81 diode has a low thermal resistance and is designed to operate within a wide temperature range, making it suitable for demanding environments.
Can the MBRB750HE3/81 diode be used in parallel to increase current handling capacity?
- Yes, the MBRB750HE3/81 diode can be used in parallel to increase the overall current handling capacity in high-power applications.
Does the MBRB750HE3/81 diode require any special heat sinking or mounting considerations?
- Proper heat sinking and mounting techniques should be employed to ensure optimal performance and reliability, especially in high-power applications.
What are the common failure modes of the MBRB750HE3/81 diode?
- Common failure modes include thermal overstress, reverse voltage breakdown, and excessive forward current leading to junction failure.
Are there any specific layout considerations when using the MBRB750HE3/81 diode on a PCB?
- Care should be taken to minimize parasitic inductance and ensure proper routing of high-current paths to optimize performance and reduce EMI.
Where can I find detailed application notes and reference designs for the MBRB750HE3/81 diode?
- Detailed application notes and reference designs for the MBRB750HE3/81 diode can be found on the manufacturer's website or in the product datasheet.