VISHAY 18TQ045S
Manufacturer No:
18TQ045S
Manufacturer:
VISHAY
Package:
TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
Description:
Schottky Diode Rectifier Fast Recovery =< 500ns, > 200mA (Io) 600mV @ 18A -55°C~175°C 2.5mA @ 45V 2-Termination Tube TO-263-3, D2Pak (2 Leads + Tab), TO-263AB Surface Mount
Quantity:



In Stock :6085
Looking for price or availability? Send us an RFQ and our sales team will respond quickly.
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User Guide
Available from AS9120 Certified Supplier, AIChipLink delivers high-reliability electronic components supported by certified quality management, rigorous inspection processes, counterfeit mitigation controls, and full traceability systems. Our operations comply with AS9120, ISO 9001:2015, and IECQ ESD standards to support aerospace, industrial, defense, and mission-critical applications.
Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.
MEANS OF PAYMENTFor your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.
RFQ (REQUEST FOR QUOTATIONS)Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.
Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1:Prepare product

Step2:Desiccant Protection

Step3:Vacuum Packaging

Step4:Individual Package

Step5:Anti-collision Filling

Step6:Packaging Box
1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
DELIVERY TIME1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.
18TQ045S Information
VISHAY 18TQ045S technical specifications, attributes, parameters and parts with similar specifications to VISHAY 18TQ045S.
- Type
- Parameter
- Mount
- Surface Mount
- Mounting Type
- Surface Mount
- Package / Case
- TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
- Number of Pins
- 3
- Diode Element Material
- SILICON
- Packaging
- Tube
- Published
- 2009
- Part Status
- Obsolete
- Moisture Sensitivity Level (MSL)
- 1 (Unlimited)
- Number of Terminations
- 2
- Type
- Parameter
- ECCN Code
- EAR99
- Max Operating Temperature
- 175°C
- Min Operating Temperature
- -55°C
- Additional Feature
- FREE WHEELING DIODE, HIGH RELIABILITY
- HTS Code
- 8541.10.00.80
- Capacitance
- 4.5nF
- Subcategory
- Rectifier Diodes
- Voltage - Rated DC
- 45V
- Terminal Form
- GULL WING
- Peak Reflow Temperature (Cel)
- 225
Download datasheets and manufacturer documentation for VISHAY 18TQ045S.
RohsStatement:
18TQ045S Overview
Phase diode rectifier produces a maximum reverse leakage current of 2.5mA volts.As a result, this device has a rectified current of 18A volts on average.Fuse elements have an indefinite life expectancy of 18A, which is the maximum current that the fuse can carry for an indefinite period of time.There is no maximum value for 1.8kA surge current.Phase diode rectifier is possible for a capacPhase diode rectifierance-based device to output a value of 4.5nF.Diodes have a breakdown voltage 45V, which is the maximum reverse voltage that can be applied without causing an exponential increase in their leakage current.
18TQ045S Features
a maximal reverse leakage current of 2.5mA volts
an average rectified current of 18A volts
a current rating of 18A
the breakdown voltage of a diode is 45V
18TQ045S Applications
There are a lot of Vishay Semiconductor Diodes Division
18TQ045S applications of single-phase diode rectifier.
- DC motor control and drives
- Battery chargers
- Welders
- Power converters
- Reverse Polarity Protection
- Ultra High-Speed Switching
- Freewheeling
- Polarity Protection Diode
- Recirculating Diode
- Switching Diode
18TQ045S FAQ
Can I request a quote for 18TQ045S?
18TQ045S from VISHAY is ready for RFQ submission. Send your target quantity and requirements, and AIChipLink will check current availability, lead time, and quantity-based pricing.
Why is pricing not shown as a fixed value for 18TQ045S?
The final price for 18TQ045S depends on requested quantity, supply conditions, date code, package option, and destination. An RFQ lets us return the current market quote for your order.
Which specifications should I review for 18TQ045S?
18TQ045S is a VISHAY electronic component part. Key details include Packaging: Tube and Time@Peak Reflow Temperature-Max (s): NOT SPECIFIED and Voltage - Forward (Vf) (Max) @ If: 600mV @ 18A; contact us if you need the specifications verified before sourcing.
When will I receive a quotation for 18TQ045S?
After you submit the RFQ for 18TQ045S, our sales team typically replies within 24 hours with availability, unit pricing, lead time, shipping choices, and possible substitutes.
What is the expected shipping time for 18TQ045S?
Once stock for 18TQ045S is confirmed, available inventory can generally ship within 1–2 business days. The final schedule depends on quantity, warehouse source, and delivery address.
Can AIChipLink help find alternatives to 18TQ045S?
Yes. If 18TQ045S is unavailable, end-of-life, or outside your schedule, we can review comparable VISHAY electronic component parts and compatible replacement options.
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