Rectifier Diode 

General Rectifier Diode

Rectifier Diode Manufacturer Rectifier diode compared with the general small-signal diode, has a large size, large current capacity, high voltage withstand, sturdy structure, etc., the commercial power supply will be converted to DC power supply rectifier circuits, usually use the diode rectifier.Rectifiers include diode rectifiers and tube rectifiers, which alter alternating current (AC) so that it flows smoothly in one direction and convert it to direct current (DC). Diode rectifiers use semiconductor diodes to convert AC to DC, while tube rectifiers use vacuum tubes.VRRM=50V~1000V, IF=1A~16A, generally used in application lines such as bridge rectifier and VCC Rectifier.

Fast Recovery Diode

Fast Recovery DiodeFast recovery diodes (FRDs) offer shorter reverse recovery times (t rr ), making them superior to typical rectifier diodes in terms of switching speed and switching losses.Diodes can be divided into two main categories: rectifier diodes (standard recovery) and fast diodes. Rectifier diodes are generally used to convert AC (alternating current) to DC (direct current). Although optimized for low conduction losses, rectifier diodes are subjected to only moderate dynamic stresses when transitioning from the on state to the blocking state.On the other hand, the fast diode is a companion device to the switch in the DC to AC conversion. Each switch requires a complementary diode (e.g., for “renewing” reactive power) to enable operation of a DC-to-AC conversion system with inductive loads.FeaturesUltra-fast switching and recovery timesLow forward voltage dropHigh current capabilityLow reverse leakage currentPrinciple of operation of FR diodesFast recovery diodes work on the same principle as conventional diodes as they are both used for rectification. When an AC signal passes through the diode, the positive half cycle passes through while the negative half cycle is blocked. However, it does not block the negative half cycle immediately. It takes some time to recover from the conduction state to the blocking state.VRRM=50V~1000V, IF=1A~16A, TRR=150ns~500ns, generally used in Snubber lines/VCC rectifier and other application lines.

Ultra Fast Recovery Diode

Ultra Fast Recovery DiodeUltra fast recovery diodes tune rectifier structure and process parameters to optimize forward voltage drop and reverse recovery time performance. Given the advanced planar junction terminal structure, platinum doping lifetime control and precise epitaxial doping control, this reliable and robust device offers the best overall performance. It is primarily used as an output rectifier stage in converter types such as SMPS, UPS and DC-DC. It is also used in low-voltage inverters and as a continuation diode in chopper motor drives.FeaturesUltra-fast switching and recovery timesLow forward voltage dropHigh current capabilityLow reverse leakage currentFind a PartVRRM=50V~600V, IF=1A~30A, TRR=35ns~50ns, generally used in secondary measurement rectification and PFC rectification.

Super Fast Recovery Diode

Schottky Barrier Rectifier

Schottky Diode Bridge RectifierSchottky Diode Bridge Rectifier designed for high-speed signal rectification for wireless charging. Improves design efficiency through small size, flexibility and performanceOur high reliability Schottky and ultra-fast rectifiers are available in a variety of voltages as well as hermetically sealed surface mount and through-hole packages in single, common cathode, common anode, and dual configurations.Key ApplicationsDigital applications:Ultra-high speed switchesClamp circuitsRF Applications:Diode ring mixersRF DetectorRF Multiplier

PV Diode

PV DiodeA bypass diode, also known as a solar diode or continuation diode, is connected inside the PV module to provide AC power when the battery or panel is blocked or fails. The diode itself is simply a device that allows current to flow in one direction.PV solar diodes are designed to meet the growing demand for reliable and efficient solar energy solutions. With over three decades of experience and an annual production capacity of 6 billion semiconductor devices, we are committed to providing advanced components for the renewable energy sector.How PV Diodes WorkPV diodes function as one-way valves for electric current within solar energy systems.They are strategically placed in solar panels, inverters, and energy storage circuits to control current direction, prevent reverse flow, and protect sensitive components.In a solar panel, each group of solar cells generates current when exposed to sunlight.If one or more cells become shaded or damaged, they can cause a reverse bias, leading to hot-spot formation and reduced power output.A bypass diode connected in parallel across these cells automatically conducts, rerouting current around the affected section to maintain consistent power generation.In battery-connected or hybrid systems, blocking diodes are used in series to prevent current from flowing backward from the battery into the solar panel during nighttime or low-light conditions.This protection ensures energy is stored safely and that the system operates efficiently.Applications of PV DiodesSolar Panels:PV diodes—commonly used as bypass diodes—help prevent hot-spot formation caused by shaded, damaged, or contaminated solar cells. By allowing current to bypass the affected cells, these diodes maintain consistent energy output and protect the module from overheating.Solar Inverters:Within solar inverter systems, PV diodes ensure stable and reliable current flow, enabling efficient DC-to-AC conversion. Their low forward voltage drop reduces power loss, improving the overall energy conversion efficiency of the solar system.Energy Storage Systems:In hybrid solar and battery systems, PV diodes support efficient power transfer between panels, batteries, and inverters. They prevent reverse current flow during nighttime or low-irradiance conditions, ensuring safe operation and optimal battery performance.Key Advantages of PV DiodesHot-Spot ProtectionPrevents local overheating in solar panels by allowing current to bypass shaded or damaged cells, protecting module integrity.Reverse Current PreventionStops reverse current flow from batteries or other modules, avoiding potential damage and energy loss during low-light or night conditions.High Efficiency with Low Forward Voltage DropMinimizes conduction losses, ensuring maximum energy transfer and improving overall system efficiency.Superior Thermal and Surge PerformanceDesigned to handle high surge currents and operate reliably across a wide temperature range (−40°C to +175°C).Enhanced System ReliabilityReduces electrical stress and component wear, extending the lifespan of solar modules, inverters, and storage systems.Flexible Packaging OptionsAvailable in various industry-standard packages such as TO-220, TO-247, DO-201AD, and SMD, for easy integration across multiple system designs.Global Quality CertificationsComplies with IEC, UL, and RoHS standards, ensuring high safety, performance, and environmental reliability.Why Choose Our PV Diodes?High EfficiencyPV diodes manufactured by Hornby are engineered to minimize power loss in solar panel systems. With low forward voltage drop and excellent thermal performance, they maximize energy conversion efficiency.Robust ProtectionDesigned to provide reliable bypass protection, PV diodes safeguard solar panels from hot-spot damage caused by partial shading or malfunctioning cells, ensuring system longevity.Durability in Harsh ConditionsManufactured using advanced processes and quality materials, PV diodes are built to withstand extreme environmental conditions, including high temperatures and humidity.Customizable SolutionsWith our flexible OEM/ODM services, we can tailor PV diodes to meet your specific requirements, including custom specifications and packaging options.