1N5817 Diodo Schottky 1A 20V - Pacote DO-41 | Vishay Semiconductor

1N5817 Overview

The 1N5817 is a widely used Schottky barrier rectifier diode known for its low forward voltage drop and fast switching capabilities. Designed to operate efficiently in low-voltage, high-frequency applications, it delivers reliable rectification with minimal power loss. This diode is optimized for use in power supplies, voltage clamping, and protection circuits. Its robust construction ensures dependable performance under various electrical loads. For engineers and sourcing specialists seeking a cost-effective and efficient diode solution, the 1N5817 represents an ideal choice. For more detailed product sourcing and information, visit Fabricante de CI.

1N5817 Technical Specifications

Parâmetro	Especificação
Maximum Repetitive Peak Reverse Voltage (VRRM)	20 V
Corrente de avanço média (IF(AV))	1 A
Corrente de pico de sobretensão de avanço não repetitiva (IFSM)	25 A
Forward Voltage Drop (VF) at IF = 1 A	Typically 0.45 V
Reverse Current (IR) at VR = 20 V	Maximum 1 mA
Operating Temperature Range (TJ)	-65??C to +125??C
Junction Capacitance (CJ)	110 pF (typical)
Tipo de embalagem	DO-41 Axial Lead

1N5817 Key Features

• Baixa queda de tensão de avanço: Minimizes power loss and heat generation in rectification, enhancing overall circuit efficiency.
• High Surge Current Capability: Supports transient current spikes up to 25 A, ensuring reliability during inrush conditions.
• Fast Switching Speed: Enables efficient operation in high-frequency switching power supplies and voltage clamping circuits.
• Ampla gama de temperaturas de funcionamento: Ensures stable performance across diverse environmental conditions from -65??C to +125??C.

Aplicações típicas

• Rectification in low-voltage power supply circuits where efficient conversion and minimal voltage drop are essential for improved energy savings.
• Reverse polarity protection in battery-powered devices to prevent damage from incorrect installation.
• Freewheeling diode in DC motor control circuits to protect switching components from voltage spikes.
• Voltage clamping and transient voltage suppression in sensitive electronic modules to enhance durability and reliability.

1N5817 Advantages vs Typical Alternatives

The 1N5817 offers significantly lower forward voltage drop compared to standard silicon diodes, reducing conduction losses and improving thermal management. Its fast recovery and low leakage current make it superior for high-frequency switching applications. Compared to other rectifiers, it provides enhanced surge current handling and reliable operation over a broad temperature range, making it a preferred choice for compact and efficient power system designs.

1N5817 Brand Info

The 1N5817 Schottky diode is manufactured by multiple semiconductor companies, including Vishay, ON Semiconductor, and Diodes Incorporated. These brands ensure consistency in quality and performance adhering to industry standards. Typically offered in a DO-41 axial lead package, the diode is widely available and supported globally, catering to engineers and sourcing professionals seeking dependable rectifier solutions. The product is known for its balance of affordability, availability, and proven reliability in industrial and consumer electronics applications.

FAQ

What is the maximum reverse voltage rating of the 1N5817 diode?

The maximum repetitive peak reverse voltage for this diode is 20 volts, which defines the highest voltage it can withstand in the reverse direction without breakdown. This makes it suitable for low-voltage applications where voltage spikes are controlled.

Can the 1N5817 be used in high-frequency switching circuits?

Yes, the diode??s fast switching characteristics and low junction capacitance make it well-suited for high-frequency applications, such as switching power supplies and DC-DC converters, where quick response times reduce switching losses.

What is the typical forward voltage drop at rated current?

At a forward current of 1 amp