Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Lucy (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    +86 755-2845-3125
    [email protected][email protected][email protected]
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Transistors/
    5. BU508AFI STMicroelectronics

    BU508AFI [STMicroelectronics]

    BU508AFI
    BU508AFI

    Part No:

    BU508AFI

    Category:

    Transistors

    Manufacturer:

    STMicroelectronics

    Description:

    TRANS NPN 700V 8A ISOWATT-218FX.Bipolar (BJT) Transistor NPN 700 V 8 A 7MHz 50 W Through Hole ISOWATT-218FX

    RoHS Status:

    Product FAQ

    1. Is BU508AFI available for RFQ?

    Yes. BU508AFI by STMicroelectronics is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for BU508AFI?

    Pricing for BU508AFI can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of BU508AFI?

    BU508AFI is a STMicroelectronics Transistors with Packaging: Tube and Voltage - Collector Emitter Breakdown (Max): 700 V and Current - Collector Cutoff (Max): 1mA. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for BU508AFI?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can BU508AFI be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to BU508AFI?

    Yes. If BU508AFI is unavailable, obsolete, or does not meet your required lead time, we can help check similar STMicroelectronics Transistors parts or compatible alternatives.

    RFQ

    Part Number:

    BU508AFI

    Manufacturer:

    STMicroelectronics

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    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.

    Featured Product

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Packaging
    Tube
    Part Status
    Obsolete
    Current - Collector (Ic) (Max)
    8 A
    Current - Collector Cutoff (Max)
    1mA
    Frequency - Transition
    7MHz
    Mounting Type
    Through Hole
    Operating Temperature
    150°C (TJ)
    Package / Case
    ISOWATT-218-3
    Power - Max
    50 W
    Supplier Device Package
    ISOWATT-218FX
    Transistor Type
    NPN
    Vce Saturation (Max) @ Ib, Ic
    1V @ 2A, 4.5A
    Voltage - Collector Emitter Breakdown (Max)
    700 V
    ExportControlClassNumber
    EAR99
    HtsusCode
    8541.29.0095
    MoistureSensitivityLevel
    1 (Unlimited)
    ReachStatus
    REACH Unaffected
    RoHS Status
    RoHS Compliant
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

    BEST SELL
    MT41K512M8DA-107 IT:P

    MT41K512M8DA-107 IT:P

    Micron

    BEST SELL
    FS32K144HAT0MLLT

    FS32K144HAT0MLLT

    NXP

    BEST SELL
    K4AAG085WA-BIWE

    K4AAG085WA-BIWE

    SAMSUNG

    BEST SELL
    KLMAG1JETD-B041009

    KLMAG1JETD-B041009

    SAMSUNG

    BEST SELL
    ADS1248IPWR

    ADS1248IPWR

    Texas Instruments

    BEST SELL
    INA226AIDGSR

    INA226AIDGSR

    Texas Instruments

    BEST SELL
    SBAV99LT1G

    SBAV99LT1G

    Onsemi

    BEST SELL
    ISL8215MIRZ

    ISL8215MIRZ

    RENESAS

    BEST SELL
    TMS320F28335ZJZQ

    TMS320F28335ZJZQ

    Texas Instruments

    BEST SELL
    MIMX8MQ6DVAJZAB

    MIMX8MQ6DVAJZAB

    NXP

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • STP3NK80Z
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STTH2002D
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STP80NF55-06
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STW11NM80
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • Z0103DA 1AA2
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STGW19NC60HD
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • BULD118D-1
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STP80NF10
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STGW35NB60S
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STAC0912-250
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing

    ST93003

    ST93003

    STMicroelectronics

    STD16NF06LT4

    STD16NF06LT4

    STMicroelectronics

    STB10NK60Z-1

    STB10NK60Z-1

    STMicroelectronics

    STB16NM50N

    STB16NM50N

    STMicroelectronics

    STB11NM60FDT4

    STB11NM60FDT4

    STMicroelectronics

    STD134N4F7AG

    STD134N4F7AG

    STMicroelectronics

    BUF420AW

    BUF420AW

    STMicroelectronics

    STB85NF55T4

    STB85NF55T4

    STMicroelectronics

    MJD32CT4-A

    MJD32CT4-A

    STMicroelectronics

    BD139-16

    BD139-16

    STMicroelectronics

    Discrete & Power Modules(14567)Thyristors(12548)Diodes & Rectifiers(136426)

    No recently viewed products