High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits
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Product Highlights
- Low Forward Voltage Drop: Typical forward voltage drop ranges from 0.15V to 0.45V for efficient power conversion.
- Fast Switching Speed: Features low reverse recovery time, ideal for high-frequency applications and power electronics.
- RoHS Certified: Product complies with RoHS standards for environmental safety and regulatory compliance.
- Flexible Customization: Offers full, minor, and flexible customization options based on samples or designs.
- 1 Year Warranty: Comprehensive 1-year warranty coverage for product quality assurance.
- High Surge Current: Capable of handling 9A non-repetitive peak forward surge current for robust operation.
- Fast Lead Time: Standard lead time is just 2 weeks, ensuring quick delivery for urgent orders.
Product Attributes
- Customization
- Available
- Certification
- RoHS
- Specification-1
- B5818ws
- Model NO.
- Diode
- Specification-2
- B5819ws
- MOQ
- 20000PCS
- Lead Time
- 2 Weeks
- Vrm B5817ws
- 20V
- Vrm B5818ws
- 30V
- Vrm B5819ws
- 40V
- Io
- 1A
- Ifsm
- 9A
- Term
- EXW
- Warranty
- 1 Year
- Transport Package
- Carton
- Specification
- B5817WS
- Trademark
- ETOPMAY TOPMAY
- Origin
- China
- Production Capacity
- 10000000
- Package Size
- 38.00cm * 34.00cm * 20.00cm
- Package Gross Weight
- 5.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits
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High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits -
High-Efficiency Schottky Barrier Diode B5817ws-B5819ws for Reliable Circuits
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Product Description
Schottky Barrier Diode B5817WS-5819WS
Definition: A Schottky Barrier Diode is a type of semiconductor diode formed by the junction of a metal (e.g., aluminum, platinum, tungsten) and a semiconductor (usually N-type silicon), creating a Schottky barrier instead of a traditional PN junction. It is characterized by low forward voltage drop (typically 0.15-0.45 V), fast switching speed, and low reverse recovery time, making it suitable for high-frequency applications and power electronics.
The marking bar indicates the cathode
Solid dot=green molding compound device, if none, the normal device.
Maximum ratings and electrical characteristics, single diode @Ta=25ºC
| Parameter | Symbol | B5817WS | B5818WS | B5819WS | Unit |
| Non-repetitive peak reverse voltage | VRM | 20 | 30 | 40 | V |
| Peak repetitive peak reverse voltage working peak reverse voltage DC blocking voltage | VRRM VRWM VR |
20 | 30 | 40 | V |
| RMS reverse voltage | VR(RMS) | 14 | 21 | 28 | V |
| Average rectified output current | IO | 1 | A | ||
| Non-repetitive peak forward surge current @ t=8.3ms | IFSM | 9 | A | ||
| Repetitive peak forward current | IFRM | 1.5 | A | ||
| Power dissipation | Pd | 250 | mW | ||
| Thermal resistance junction to ambient | RθJA | 400 | ºC/W | ||
| Operation junction temperature range | TJ | -40~+125 | ºC | ||
| Storage temperature range | TSTG | -55~+150 | ºC | ||
Electrical characteristics (Ta=25ºC unless otherwise specified)
| Parameter | Symbol | Test condition | Min | Max | Unit |
| Reverse breakdown voltage | V(BR) | IR=1mA B5817WS B5818WS B5819WS |
20 30 40 |
V | |
| Reverse voltage leakage current | IR | VR =20V, B5817WS VR=30V, B5818WS VR =40V, B5819WS |
1 | mA | |
| Forward voltage | VF | B5817WS, IF=1A IF=3A |
0.45 0.75 |
V | |
| B5818WS, IF=1A IF=3A |
0.55 0.875 |
V | |||
| B5819WS, IF=1A IF=3A |
0.6 0.9 |
V | |||
| Diode capacitance | CD | VR=4V,f=1MHZ | 120 | pF |
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR262204". Items marked "
" are certified.
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Company Profile
Established in 1998, and mainly engaged in manufacturing, researching & Developing, and dealing in various capacitor, Shenzhen Topmay Electronic Co., Ltd. is an industrial enterprise with independent corporate entity and has its headquarters located at the flourishing center of Shenzhen, a city has been recognized as the frontier of China economy. After years' persistent hard work by all the companions, Topmay has now developed to be a famous electronic company that promotes very quickly with the most advanced technology.
Topmay has large factories by joint venture. Located in NanTong city. Years' continuous development now provides us with standard workshop of 12, 000 square meters, 6 production lines and 862 employees.
Presently, Topmay products mainly include the following products:
The whole series capacitors Film capacitor, Ceramic capacitor, Tantalum capacitor, Aluminum Electrolytic Capacitor, and etc.
Topmay holds an idea that the products quality is the life of a company. In order to serve our customers better, and to enhance the products grade, Topmay has invested a lot to the application of kinds of international system and quality certifications, and have achieved the following: ISO9001: 2000, ISO14001, Greatwall, CE, SA, UL, TUV, VDE, and etc. Topmay insist on a tenet that people should be oriented, efficiency is the priority, quality should be emphasized, and credit is the uppermost. And we try our best to exploit and to innovate, and keep improving our production technology. So now we gradually grow up to be an outstanding one in our industry. Topmay products are of numerous varieties, compete species, super quality, competitive price and stable function, and all of their indexes have reached the international advanced level.
Topmay takes marketing as the key procedure of the company's entire development. One after another, we attend many global electronics fairs that take place in Munich, Hong Kong, Shanghai, Guangzhou, and Shenzhen. Meanwhile, we get going kinds of driving publication on the well-known B2B websites, such as EbigChina, Made-in-China. com, Globalsources and etc. All these have surely afforded us a good result, a profound influence, and a continuously expanded clients group. At present, Topmay's business primarily concentrates abroad, more than 65%'s export. Because of the super-quality products, the eminent business reputation, the omnibearing technique service and competitive prices, we have established a stable relationship of good cooperation with overseas customers. Now our products have been sold to many distant places, such as USA, Canada, Brazil, Germany, England, France, Spain, Turkey, Russia, Poland, Arabia, Bulgaria, Korean, Malaysia, India, HK, Taiwan, and etc. Namely, a large scope of overseas market has been successfully occupied.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Rm. 3306, International Science & Technology Bldg, Central Shennan Road, Shenzhen, Guangdong, China
-
Plant Area
- 328.58 square meters
-
Number of Employees
- 14
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- T/T, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 10 PCS
-
Supply Chain Partners
- 25
Our Production Capability & Technical Expertise
-
Main Products
- Capacitor, Metallized Polyester Film Capacitor Cl21, Metallized Polypropylene Film X2 Capacitor, Aluminum Electrolytic Capacitor, Ceramic Capacitor, Tantalum Capacitor, Super Capacitor, Resistor
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- No
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2006-04-30
-
Export Year
- 20 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Product Certification
- UL, CE
-
Cooperated with Fortune 500
- No
FAQ
- What are the key electrical characteristics of the B5817WS-B5819WS diodes?
- These Schottky Barrier Diodes feature a low forward voltage drop (0.15-0.45V), fast switching speed, and low reverse recovery time. They support average rectified output current of 1A and peak repetitive reverse voltages of 20V, 30V, and 40V for models B5817WS, B5818WS, and B5819WS respectively.
- Is customization available for these diodes?
- Yes, we offer flexible customization options including full customization, minor customization, and customization from samples or designs. You can also specify specifications like B5818WS or B5819WS.
- What is the Minimum Order Quantity (MOQ)?
- The standard Minimum Order Quantity is 20,000 PCS. However, for general inquiries, the company lists an MOQ of 10 PCS, so please contact us for specific order requirements.
- What is the lead time for production?
- The standard lead time is 2 weeks. During peak seasons, the lead time is within 15 workdays, and during off-seasons, it is also within 15 workdays.
- What certifications do these products have?
- The products are RoHS certified. Additionally, the company holds ISO9001:2015 management system certification, and product certifications include UL and CE.
- What are the warranty terms?
- We provide a 1-year warranty for these Schottky Barrier Diodes to ensure product quality and reliability.
- What are the payment terms?
- We accept T/T (Telegraphic Transfer) and Western Union as terms of payment.
Send your message to this supplier
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Product Groups
- Ceramic Capacitor
- Chip/SMD Capacitor
- Aluminum Electrolytic Capacitor
- Film Capacitor
- Metallized Polypropylene Film Capacitor
- Metallized Polyester Film Capacitor
- Tantalum Capacitor
- Super Capacitor
- Mica Capacitor
- CHIP RESISTOR
- Metal film leadless fixed resistor
- Metal oxide film leadless fixed resistor
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