STTH112U diode rectifier Single diode

Overview of Rectifier Diodes

Rectifier diodes are semiconductor devices used primarily for converting alternating current (AC) into direct current (DC). They allow current to flow easily in one direction while blocking it in the opposite direction. This unidirectional property makes them essential components in power supplies, signal processing, and various electronic circuits. Rectifier diodes can handle a wide range of currents and voltages, making them versatile for numerous applications.

Features of Rectifier Diodes

Unidirectional Conductivity: Facilitates current flow in one direction only, effectively blocking reverse current.
High Current Handling: Designed to carry substantial forward currents, suitable for high-power applications.
Peak Inverse Voltage (PIV): Can withstand high reverse voltages without breaking down.
Low Forward Voltage Drop: Minimizes energy loss as heat, improving efficiency.
Fast Recovery Time: Quickly transitions from conducting to non-conducting states, beneficial for high-frequency applications.
Thermal Stability: Maintains performance across a broad temperature range, ensuring reliability in varying conditions.
Compact Size: Small form factor facilitates integration into compact electronic designs.
Cost-Effective: Provides an economical solution for AC-to-DC conversion needs.
Variety of Packages: Available in multiple packaging options to fit different mounting requirements.

(STTH112U diode rectifier Single diode)

Specification of STTH112U diode rectifier Single diode

The STTH112U is a high-efficiency ultrafast diode rectifier created for applications calling for quick changing and reduced losses. This single-diode part is maximized for use in power supplies, inverters, and freewheeling circuits. It includes a high reverse voltage capacity and ultra-soft recuperation attributes, making it suitable for high-frequency procedures. The diode is constructed using innovative planar modern technology, making certain reliability and durable efficiency in demanding atmospheres.

Key electrical specifications include a repeated peak reverse voltage (VRRM) of 1200V and an average forward current (IF(AV)) of 11A at a situation temperature level of 135 ° C. The forward voltage decline (VF) is generally 1.85 V at 11A, lessening conduction losses. Surge existing ability (IFSM) gets to 110A for non-repetitive pulses, making certain strength versus short-term overloads. The diode’s reverse healing time (trr) is ultra-fast at 75ns, with a reduced reverse recuperation fee (Qrr) of 130nC, lowering changing losses and EMI in high-frequency circuits.

Thermal efficiency is sustained by an optimum joint temperature (Tj) of 175 ° C and a thermal resistance (Rth(j-c)) of 1.5 ° C/W. The gadget is housed in a TO-220AC plan, offering effective heat dissipation and mechanical durability. Installing is streamlined with through-hole style, compatible with conventional PCB formats.

The STTH112U is perfect for industrial and auto applications, including switch-mode power products (SMPS), electric motor drives, and welding devices. Its soft recuperation habits minimizes voltage spikes, improving system reliability. The diode abides by RoHS directives and is halogen-free, lining up with ecological criteria.

Extra functions consist of reduced leak current (IRRM < 50µA at ranked voltage) and high-temperature stability. Storage temperature varies from -65 ° C to +175 ° C, making certain operability in severe problems. For style adaptability, it is compatible with automated assembly procedures. Getting info includes the STTH112U component number, readily available in tape-and-reel or mass product packaging. This diode is tested to satisfy AEC-Q101 certifications for automotive-grade integrity, making it a versatile option for high-performance correction tasks. Always describe the datasheet for application-specific standards and derating needs.

(STTH112U diode rectifier Single diode)

Applications of STTH112U diode rectifier Single diode

The STTH112U diode rectifier is a high-efficiency ultrafast diode created for applications needing quick switching and reduced ahead voltage decrease. This solitary diode, housed in a TO-220AC plan, is enhanced for use in power electronics systems where dependability, thermal performance, and energy efficiency are crucial. Its ultrafast recovery time and robust building make it perfect for a wide variety of applications.

In switched-mode power materials (SMPS), the STTH112U succeeds as a freewheeling or increase diode, lessening switching losses and improving overall performance. Its reduced opposite healing fee (Qrr) makes certain minimized electro-magnetic disturbance (EMI), making it appropriate for high-frequency operations in AC-DC converters and DC-DC converters. The diode’s capacity to take care of high rise currents additionally enhances system sturdiness sought after atmospheres.

For inverters and motor drives, the STTH112U is used in correction phases to convert air conditioning to DC or the other way around. Its ultrafast healing characteristics make sure minimal power loss during switching, which is important for solar inverters, UPS systems, and commercial motor controllers. The diode’s high junction temperature level resistance (up to 175 ° C) makes sure secure performance under hefty lots or varying thermal conditions.

In automobile systems, the diode is utilized in electric automobile (EV) charging circuits, onboard chargers, and DC-DC converters. Its rugged layout stands up to voltage spikes and rough operating conditions, ensuring dependability in automotive power electronic devices. Additionally, it is utilized in snubber circuits to protect delicate parts from voltage transients.

Renewable resource systems, such as wind generators and solar panels, benefit from the STTH112U’s efficiency in energy harvesting and conversion. Its low ahead voltage drop lowers power dissipation, making the most of power outcome. The diode is likewise made use of in commercial welding tools and induction heater, where high-current rectification and thermal security are crucial.

Telecommunication infrastructure depends on the STTH112U for power element improvement (PFC) circuits and server power products, making sure stable and reliable power shipment. With its combination of rate, thermal performance, and integrity, the STTH112U diode rectifier is a versatile remedy for contemporary high-performance electronic systems across markets.

Company Profile

PDDN Photoelectron Technology Co., Ltd.(sales@pddn.com) is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality STTH112U diode rectifier Single diode, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of STTH112U diode rectifier Single diode

What is the STTH112U diode rectifier used for?
The STTH112U is a high-efficiency ultrafast diode rectifier designed for applications requiring rapid switching and low forward voltage drop. It is commonly used in power supplies, inverters, snubber circuits, and freewheeling diodes in switching systems. Its ultrafast recovery time minimizes energy loss, making it ideal for high-frequency operations in industrial, automotive, and consumer electronics.

What are the key specifications of the STTH112U?
The STTH112U features a repetitive reverse voltage of 1200V, an average forward current of 1A, and a surge current capability of 30A. Its ultrafast reverse recovery time (trr) is typically 35ns, ensuring minimal switching losses. The diode operates within a junction temperature range of -40°C to +175°C and is housed in a TO-220AC package for easy mounting and thermal management.

How does the STTH112U handle thermal management?
The TO-220AC package allows efficient heat dissipation when mounted on a heatsink. The diode’s low thermal resistance (1.5°C/W junction-to-case) ensures stable performance under high-temperature conditions. Proper heatsinking and adherence to the maximum junction temperature (175°C) are critical to avoid thermal runaway and ensure longevity.

Can the STTH112U be used as a replacement for similar diodes?
Yes, provided the electrical specifications match the application requirements. Always verify voltage, current, and reverse recovery time compatibility with the existing diode. Consult the datasheet to confirm pin configuration and thermal characteristics, as mismatched parameters could lead to circuit failure or reduced efficiency.

What are the reliability and lifespan expectations for the STTH112U?
The STTH112U is built for high reliability under standard operating conditions. Its lifespan depends on factors like operating temperature, current stress, and voltage spikes. Staying within rated specifications, using proper cooling, and implementing overvoltage/overcurrent protection circuits will maximize its operational life, typically exceeding 100,000 hours in controlled environments.

(STTH112U diode rectifier Single diode)