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HomeCommunitySubject1N5819 Schottky Diode: Pinout, Datasheet, and Advantages

1N5819 Schottky Diode: Pinout, Datasheet, and Advantages

DIODE SCHOTTKY 40V 1A DO41 The 1N5819 is a Schottky diode with a low forward voltage drop and high switching speed. It is commonly used in high frequency applications like Inverters, DC-DC converters etc.

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Jun 22, 2021

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DIODE SCHOTTKY 40V 1A DO41

The 1N5819 is a Schottky diode with a low forward voltage drop and high switching speed. It is commonly used in high frequency applications like Inverters, DC-DC converters etc.

1N5819

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1N5819 Description

The 1N5819 is a Schottky Diode with a low forward voltage drop of 600mV and a forward current of 1A. Its low forward voltage drop made it easily applicable in reverse polarity protection circuits. Compared to normal diodes, Schottky diode also has relatively faster switching speeds, and hence can be used in high frequency switching circuits.

1N5819 Pinout

1N5819 CAD Model

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3D Model

 

1N5819 Features

  • Very small conduction losses

  • Negligible switching losses

  • Extremely fast switching

  • Low forward voltage drop

  • Avalanche capability specified

 

Specifications

STMicroelectronics 1N5819 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics 1N5819.

1N5819 Tech Specifications

STMicroelectronics 1N5819 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics 1N5819.

Product Attribute Attribute Value
Factory Lead Time6 Weeks
Contact PlatingTin
MountThrough Hole
Mounting TypeThrough Hole
Package / CaseDO-204AL, DO-41, Axial
Number of Pins2Pins
Weight4.535924g
Diode Element MaterialSILICON
Number of Elements1 Element
PackagingTape & Box (TB)
JESD-609 Codee3
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations2Terminations
ECCN CodeEAR99
Max Operating Temperature150°C
Min Operating Temperature-65°C
Additional FeatureFREE WHEELING DIODE
Product Attribute Attribute Value
HTS Code8541.10.00.80
Capacitance110pF
Voltage - Rated DC40V
Terminal FormWIRE
Current Rating1A
Base Part Number1N58
Pin Count2
PolarityStandard
Element ConfigurationSingle
SpeedFast Recovery =< 500ns, > 200mA (Io)
Diode TypeSchottky
Current - Reverse Leakage @ Vr500μA @ 40V
Output Current1A
Voltage - Forward (Vf) (Max) @ If550mV @ 1A
Case ConnectionISOLATED
Forward Current1A
Max Reverse Leakage Current500μA
Operating Temperature - Junction150°C Max
Product Attribute Attribute Value
Max Surge Current25A
Forward Voltage550mV
Max Reverse Voltage (DC)40V
Average Rectified Current1A
Peak Reverse Current500μA
Max Repetitive Reverse Voltage (Vrrm)40V
Peak Non-Repetitive Surge Current25A
Max Forward Surge Current (Ifsm)25A
Diameter2.71mm
Height2.7mm
Length5.2mm
Width2.7mm
REACH SVHCNo SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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1N5819 Alternatives

1N5819 Applications

  • Can be used to prevent reverse polarity problem

  • High Frequency Inverters

  • Used as a protection device

  • Current flow regulators

  • Polarity Protection applications

1N5819 Package

1N5819 Manufacturer

STMicroelectronics is a global independent semiconductor company and is a leader in developing and delivering semiconductor solutions across the spectrum of microelectronics applications. An unrivaled combination of silicon and system expertise, manufacturing strength, Intellectual Property (IP) portfolio and strategic partners positions the Company at the forefront of System-on-Chip (SoC) technology and its products play a key role in enabling today's convergence trends.

Datasheet PDF

Download datasheets and manufacturer documentation for STMicroelectronics 1N5819.

1N5819 Documents

Download datasheets and manufacturer documentation for 1N5819

Frequently Asked Questions

1.What is 1N5819?
The 1N5819 is a Schottky diode with a low forward voltage drop and high switching speed. It is commonly used in high frequency applications like Inverters, DC-DC converters etc.
2.What is a Schottky diode used for?
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.
3.What is the positive side of a diode?
Anode. On a physical diode, you'll notice two terminals extending from a tin can shape in the middle. One side is the positive terminal, called the anode. The other terminal is the negative end, called the cathode.
4.What is the working principle of Schottky diode?
In a Schottky diode, a semiconductor–metal junction is formed between a semiconductor and a metal, thus creating a Schottky barrier. The N-type semiconductor acts as the cathode and the metal side acts as the anode of the diode. This Schottky barrier results in both a low forward voltage drop and very fast switching.
5.How do you test a Schottky diode?
Connect the red positive test lead to the anode of the Schottky diode and the black common test lead to the cathode of the diode. Listen for a “beep” or a “buzz” from the multimeter. If the Schottky diode responds as expected, the multimeter will sound a tone.
FAQ
1.What is 1N5819?
The 1N5819 is a Schottky diode with a low forward voltage drop and high switching speed. It is commonly used in high frequency applications like Inverters, DC-DC converters etc.
2.What is a Schottky diode used for?
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.
3.What is the positive side of a diode?
Anode. On a physical diode, you'll notice two terminals extending from a tin can shape in the middle. One side is the positive terminal, called the anode. The other terminal is the negative end, called the cathode.
4.What is the working principle of Schottky diode?
In a Schottky diode, a semiconductor–metal junction is formed between a semiconductor and a metal, thus creating a Schottky barrier. The N-type semiconductor acts as the cathode and the metal side acts as the anode of the diode. This Schottky barrier results in both a low forward voltage drop and very fast switching.
5.How do you test a Schottky diode?
Connect the red positive test lead to the anode of the Schottky diode and the black common test lead to the cathode of the diode. Listen for a “beep” or a “buzz” from the multimeter. If the Schottky diode responds as expected, the multimeter will sound a tone.

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