Where to use B280 High Voltage SCHOTTKY Barrier Rectifier
Schottky Diode Rectifier Fast Recovery =< 500ns, > 200mA (Io) 790mV @ 2A -65°C~150°C 7mA @ 80V 2-Termination Tape & Reel (TR) DO-214AA, SMB Surface Mount
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Schottky Diode Rectifier Fast Recovery =< 500ns, > 200mA (Io) 790mV @ 2A -65°C~150°C 7mA @ 80V 2-Termination Tape & Reel (TR) DO-214AA, SMB Surface Mount
B280 is an 80V rectifier diode with 2 pins in DO-214AA. This article is going to explain where and how to use b280 diodes in your life.

What is a schottky diode?
An overview of B280
B280 is a 80V barrier rectifier with 2 pins in DO-214AA. B280 diodes are employed in high-frequency applications because of its low turn-on voltage, quick recovery time, and minimal energy loss. B280 diodes can correct a current because of these features, which allow for a fast change from conducting to blocking states.
B280 CAD Model

B280 Symbol

B280 Footprint

B280 3D Model
Specifications
- TypeParameter
- Factory Lead Time19 Weeks
- Contact Plating
Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.
Tin - Mount
In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.
Surface Mount - Mounting Type
The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.
Surface Mount - Package / Case
refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.
DO-214AA, SMB - Number of Pins2
- Weight92.986436mg
- Diode Element Material
The parameter "Diode Element Material" refers to the specific semiconductor material used in the construction of a diode. This material determines the electrical characteristics and performance of the diode, including its forward voltage drop, reverse breakdown voltage, and switching speed. Common diode element materials include silicon, germanium, and gallium arsenide, each offering different advantages for various applications. The choice of material impacts the diode's efficiency, thermal stability, and overall suitability for specific electronic circuits.
SILICON - Number of Elements1
- Published2017
- Packaging
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
Tape & Reel (TR) - JESD-609 Code
The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.
e3 - Pbfree Code
The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.
no - Part Status
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Active - Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures
1 (Unlimited) - Number of Terminations2
- ECCN Code
An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.
EAR99 - Max Operating Temperature
The Maximum Operating Temperature is the maximum body temperature at which the thermistor is designed to operate for extended periods of time with acceptable stability of its electrical characteristics.
150°C - Min Operating Temperature
The "Min Operating Temperature" parameter in electronic components refers to the lowest temperature at which the component is designed to operate effectively and reliably. This parameter is crucial for ensuring the proper functioning and longevity of the component, as operating below this temperature may lead to performance issues or even damage. Manufacturers specify the minimum operating temperature to provide guidance to users on the environmental conditions in which the component can safely operate. It is important to adhere to this parameter to prevent malfunctions and ensure the overall reliability of the electronic system.
-65°C - Applications
The parameter "Applications" in electronic components refers to the specific uses or functions for which a component is designed. It encompasses various fields such as consumer electronics, industrial automation, telecommunications, automotive, and medical devices. Understanding the applications helps in selecting the right components for a particular design based on performance, reliability, and compatibility requirements. This parameter also guides manufacturers in targeting their products to relevant markets and customer needs.
EFFICIENCY - Additional Feature
Any Feature, including a modified Existing Feature, that is not an Existing Feature.
LOW POWER LOSS, FREE WHEELING DIODE - HTS Code
HTS (Harmonized Tariff Schedule) codes are product classification codes between 8-1 digits. The first six digits are an HS code, and the countries of import assign the subsequent digits to provide additional classification. U.S. HTS codes are 1 digits and are administered by the U.S. International Trade Commission.
8541.10.00.80 - Capacitance
Capacitance is a fundamental electrical property of electronic components that describes their ability to store electrical energy in the form of an electric field. It is measured in farads (F) and represents the ratio of the amount of electric charge stored on a component to the voltage across it. Capacitors are passive components that exhibit capacitance and are commonly used in electronic circuits for various purposes such as filtering, energy storage, timing, and coupling. Capacitance plays a crucial role in determining the behavior and performance of electronic systems by influencing factors like signal propagation, frequency response, and power consumption.
75pF - Voltage - Rated DC
Voltage - Rated DC is a parameter that specifies the maximum direct current (DC) voltage that an electronic component can safely handle without being damaged. This rating is crucial for ensuring the proper functioning and longevity of the component in a circuit. Exceeding the rated DC voltage can lead to overheating, breakdown, or even permanent damage to the component. It is important to carefully consider this parameter when designing or selecting components for a circuit to prevent any potential issues related to voltage overload.
80V - Terminal Position
In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.
DUAL - Terminal Form
Occurring at or forming the end of a series, succession, or the like; closing; concluding.
C BEND - Peak Reflow Temperature (Cel)
Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.
260 - Current Rating
Current rating is the maximum current that a fuse will carry for an indefinite period without too much deterioration of the fuse element.
2A - Time@Peak Reflow Temperature-Max (s)
Time@Peak Reflow Temperature-Max (s) refers to the maximum duration that an electronic component can be exposed to the peak reflow temperature during the soldering process, which is crucial for ensuring reliable solder joint formation without damaging the component.
40 - Base Part Number
The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.
B280 - Pin Count
a count of all of the component leads (or pins)
2 - Polarity
In electronic components, polarity refers to the orientation or direction in which the component must be connected in a circuit to function properly. Components such as diodes, capacitors, and LEDs have polarity markings to indicate which terminal should be connected to the positive or negative side of the circuit. Connecting a component with incorrect polarity can lead to malfunction or damage. It is important to pay attention to polarity markings and follow the manufacturer's instructions to ensure proper operation of electronic components.
Standard - Element Configuration
The distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals.
Single - Speed
In electronic components, "Speed" typically refers to the rate at which data can be processed or transferred within the component. It is a measure of how quickly the component can perform its functions, such as executing instructions or transmitting signals. Speed is often specified in terms of frequency, such as clock speed in processors or data transfer rate in memory modules. Higher speed components can perform tasks more quickly, leading to improved overall performance in electronic devices. It is an important parameter to consider when designing or selecting electronic components for specific applications.
Fast Recovery =< 500ns, > 200mA (Io) - Diode Type
In electronic components, the parameter "Diode Type" refers to the specific type or configuration of a diode, which is a semiconductor device that allows current to flow in one direction only. There are various types of diodes, each designed for specific applications and functions. Common diode types include rectifier diodes, zener diodes, light-emitting diodes (LEDs), and Schottky diodes, among others. The diode type determines the diode's characteristics, such as forward voltage drop, reverse breakdown voltage, and maximum current rating, making it crucial for selecting the right diode for a particular circuit or application. Understanding the diode type is essential for ensuring proper functionality and performance in electronic circuits.
Schottky - Current - Reverse Leakage @ Vr
Current - Reverse Leakage @ Vr is a parameter that describes the amount of current that flows in the reverse direction through a diode or other semiconductor component when a reverse voltage (Vr) is applied across it. This leakage current is typically very small, but it is important to consider in electronic circuits as it can affect the overall performance and reliability of the component. The reverse leakage current is influenced by factors such as the material properties of the semiconductor, temperature, and the magnitude of the reverse voltage applied. Manufacturers provide this parameter in datasheets to help engineers and designers understand the behavior of the component in reverse bias conditions.
7mA @ 80V - Output Current
The rated output current is the maximum load current that a power supply can provide at a specified ambient temperature. A power supply can never provide more current that it's rated output current unless there is a fault, such as short circuit at the load.
2A - Voltage - Forward (Vf) (Max) @ If
The parameter "Voltage - Forward (Vf) (Max) @ If" refers to the maximum voltage drop across a diode when it is forward-biased and conducting a specified forward current (If). It indicates the maximum potential difference the diode can withstand while allowing current to flow in the forward direction without breaking down. This value is crucial for designing circuits as it helps determine how much voltage will be lost across the diode during operation. Higher Vf values can lead to reduced efficiency in power applications, making this parameter essential for optimizing circuit performance.
790mV @ 2A - Forward Current
Current which flows upon application of forward voltage.
2A - Operating Temperature - Junction
Operating Temperature - Junction refers to the maximum temperature at which the junction of an electronic component can safely operate without causing damage or performance degradation. This parameter is crucial for determining the reliability and longevity of the component, as excessive heat can lead to thermal stress and failure. Manufacturers specify the operating temperature range to ensure that the component functions within safe limits under normal operating conditions. It is important for designers and engineers to consider the operating temperature - junction when selecting and using electronic components to prevent overheating and ensure optimal performance.
-65°C~150°C - Forward Voltage
the amount of voltage needed to get current to flow across a diode.
790mV - Max Reverse Voltage (DC)
Max Reverse Voltage (DC) refers to the maximum voltage that a semiconductor device, such as a diode, can withstand in the reverse bias direction without failing. Exceeding this voltage can lead to breakdown and potential damage to the component. It is a critical parameter in circuit design to ensure reliability and prevent failure when the device is subjected to reverse voltage conditions.
80V - Average Rectified Current
Mainly used to characterize alternating voltage and current. It can be computed by averaging the absolute value of a waveform over one full period of the waveform.
2A - Number of Phases1
- Peak Reverse Current
The maximum voltage that a diode can withstand in the reverse direction without breaking down or avalanching.If this voltage is exceeded the diode may be destroyed. Diodes must have a peak inverse voltage rating that is higher than the maximum voltage that will be applied to them in a given application.
500μA - Max Repetitive Reverse Voltage (Vrrm)
The Max Repetitive Reverse Voltage (Vrrm) is a crucial parameter in electronic components, particularly in diodes and transistors. It refers to the maximum voltage that can be applied across the component in the reverse direction without causing damage. This parameter is important for ensuring the proper functioning and longevity of the component in circuits where reverse voltage may be present. Exceeding the Vrrm rating can lead to breakdown and failure of the component, so it is essential to carefully consider this specification when designing or selecting components for a circuit.
80V - Capacitance @ Vr, F
Capacitance @ Vr, F refers to the capacitance value of a capacitor measured at a specified rated voltage (Vr). It indicates how much electrical charge the capacitor can store per volt when subjected to this voltage. This parameter is essential for understanding the behavior of capacitors in circuits, particularly under different voltage conditions, and ensures that the component operates within its safe limits. The unit of measurement is Farads (F), which quantifies the capacitor's ability to hold an electrical charge.
75pF @ 4V 1MHz - Peak Non-Repetitive Surge Current
Peak Non-Repetitive Surge Current is a specification in electronic components that refers to the maximum current that the component can withstand for a short duration without sustaining damage. This surge current typically occurs as a result of sudden voltage spikes or transient events in the circuit. It is important to consider this parameter when designing or selecting components to ensure they can handle occasional high-current surges without failing. The value of Peak Non-Repetitive Surge Current is usually specified in amperes and is crucial for protecting the component and maintaining the overall reliability of the circuit.
50A - Max Forward Surge Current (Ifsm)
Max Forward Surge Current (Ifsm) is a parameter used to specify the maximum peak current that a diode or other electronic component can withstand for a short duration during a surge event. Surge currents can occur due to sudden changes in voltage or power supply fluctuations, and the Ifsm rating helps determine the component's ability to handle such transient overloads without being damaged. It is important to consider the Ifsm rating when selecting components for applications where surge currents are expected, such as in power supplies, motor drives, and other high-power circuits. Exceeding the Ifsm rating can lead to overheating, degradation, or failure of the component, so it is crucial to ensure that the chosen component can safely handle the expected surge currents in the circuit.
50A - Height2.62mm
- Length4.57mm
- Width3.94mm
- Radiation Hardening
Radiation hardening is the process of making electronic components and circuits resistant to damage or malfunction caused by high levels of ionizing radiation, especially for environments in outer space (especially beyond the low Earth orbit), around nuclear reactors and particle accelerators, or during nuclear accidents or nuclear warfare.
No - RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
ROHS3 Compliant - Lead Free
Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.
Lead Free
B280 Features
Schottky Barrier Chip
Guard Ring Die Construction for Transient Protection
Low Power Loss, High Efficiency
Surge Overload Rating to 50A Peak
For Use in Low Voltage, High Frequency Inverters, Free
Wheeling, and Polarity Protection Application
High Temperature Soldering: +260°C/10 Second at Terminal
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device
Mechanical Data of B280
Case: SMB
Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Lead-Free Plating (Matte Tin Finish). Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band or Cathode Notch
Weight: 0.093 grams (Approximate)
B280 Applications
Radiofrequency mixer and detector diode applications
Power rectifier applications
Power or circuit applications
Solar cell applications
Clamp diode applications
The differences between diode and Schottky diode
A 2V DC source is used to power both. The standard diode consumes 0.7 volts, leaving just 1.3 volts to power the load. The Schottky diode consumes only 0.3V due to its smaller forward voltage drop, allowing 1.7V to power the load. The Schottky diode would be the sole option if our load demanded 1.5V.
Parts with Similar Specs
- ImagePart NumberManufacturerMountPackage / CaseForward VoltageAverage Rectified CurrentRadiation HardeningMoisture Sensitivity Level (MSL)Terminal FormNumber of TerminationsView Compare
B280-13-F
Surface Mount
DO-214AA, SMB
790 mV
2 A
No
1 (Unlimited)
C BEND
2
Surface Mount
DO-214AA, SMB
790 mV
2 A
No
1 (Unlimited)
C BEND
2
B280 Package Dimensions

B280 Package Dimensions
B280 Manufacturer
Diodes Incorporated delivers high-quality semiconductor products to the world’s leading companies in the consumer electronics, computing, communications, industrial, and automotive markets. They leverage their expanded product portfolio of discrete, analog, and mixed-signal products and leading-edge packaging technology to meet customers’ needs. Their broad range of application-specific solutions and solutions-focused sales, coupled with worldwide operations of 25 sites, including engineering, testing, manufacturing, and customer service, enables us to be a premier provider for high-volume, high-growth markets.
Datasheet PDF
- Environmental Information :
- Datasheets :
- PCN Assembly/Origin :
What is the voltage of B280?
80V 2A
What is the operating temperature of B280?
-65°C-150°C
What is the use of Schottky barrier diode?
Schottky diodes are used for their low turn-on voltage, fast recovery time, and low-loss energy at higher frequencies. These characteristics make Schottky diodes capable of rectifying a current by facilitating a quick transition from conducting to blocking state.
How does a Schottky rectifier work?
A Schottky barrier is generated when a semiconductor and a metal form a semiconductor–metal junction in a Schottky diode. The metal side of the diode serves as the anode, while the N-type semiconductor serves as the cathode. Because of the Schottky barrier, the forward voltage drop is low and switching is quick.
What is the difference between diode and Schottky diode?
A 2V DC source is used to power both. The standard diode consumes 0.7 volts, leaving just 1.3 volts to power the load. The Schottky diode consumes only 0.3V due to its smaller forward voltage drop, allowing 1.7V to power the load. The Schottky diode would be the sole option if our load demanded 1.5V.
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