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. BU505 STMicroelectronics

    BU505 [STMicroelectronics]

    BU505
    BU505

    Part No:

    BU505

    Category:

    Transistors

    Manufacturer:

    STMicroelectronics

    Description:

    NPN 150°C TJ 150?A 1 Elements 3 Terminations SILICON NPN TO-220-3 Tube Through Hole

    RoHS Status:

    Product FAQ

    1. Is BU505 available for RFQ?

    Yes. BU505 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 BU505?

    Pricing for BU505 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 BU505?

    BU505 is a STMicroelectronics Transistors with Packaging: Tube and Collector Emitter Breakdown Voltage: 700V and Moisture Sensitivity Level (MSL): 1 (Unlimited). Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for BU505?

    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 BU505 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 BU505?

    Yes. If BU505 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:

    BU505

    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

    Datasheet:

    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
    Mount
    Through Hole
    Mounting Type
    Through Hole
    Package / Case
    TO-220-3
    Number of Pins
    3
    Transistor Element Material
    SILICON
    Operating Temperature
    150°C TJ
    Packaging
    Tube
    JESD-609 Code
    e3
    Pbfree Code
    yes
    Part Status
    Obsolete
    Moisture Sensitivity Level (MSL)
    1 (Unlimited)
    Number of Terminations
    3
    ECCN Code
    EAR99
    Terminal Finish
    Matte Tin (Sn)
    Max Power Dissipation
    75W
    Base Part Number
    BU505
    Pin Count
    3
    Number of Elements
    1
    Element Configuration
    Single
    Power Dissipation
    75W
    Transistor Application
    SWITCHING
    Polarity/Channel Type
    NPN
    Transistor Type
    NPN
    Collector Emitter Voltage (VCEO)
    700V
    Max Collector Current
    2.5A
    JEDEC-95 Code
    TO-220AB
    Vce Saturation (Max) @ Ib, Ic
    1V @ 900mA, 2A
    Collector Emitter Breakdown Voltage
    700V
    Transition Frequency
    7MHz
    Collector Base Voltage (VCBO)
    1.5kV
    DC Current Gain-Min (hFE)
    6
    VCEsat-Max
    5 V
    REACH SVHC
    No SVHC
    Radiation Hardening
    No
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free

    Products Detail

    BU505 Overview


    Vce saturation means Ic is at its maximum value(saturated), and the vce saturation(Max) is 1V @ 900mA, 2A.A transition frequency of 7MHz is present in the part.Collector current can be as low as 2.5A volts at its maximum.

    BU505 Features


    the vce saturation(Max) is 1V @ 900mA, 2A
    a transition frequency of 7MHz


    BU505 Applications


    There are a lot of STMicroelectronics
    BU505 applications of single BJT transistors.


    • Inverter
    • Interface
    • Driver
    • Muting

    Documents

    Datasheets:

    BU505
    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
    MX25L12835FMI-10G/TR

    MX25L12835FMI-10G/TR

    MACRONIX

    BEST SELL
    K4RAH165VB-BIWM

    K4RAH165VB-BIWM

    SAMSUNG

    BEST SELL
    TMS5700432APZQQ1

    TMS5700432APZQQ1

    Texas Instruments

    BEST SELL
    INA226AIDGSR

    INA226AIDGSR

    Texas Instruments

    BEST SELL
    ISO7721DR

    ISO7721DR

    Texas Instruments

    BEST SELL
    H5AN8G8NCJR-XNC

    H5AN8G8NCJR-XNC

    SK HYNIX

    BEST SELL
    MPU-6000EVB

    MPU-6000EVB

    TDK

    BEST SELL
    MT53E1G32D2FW-046 AAT:C TR

    MT53E1G32D2FW-046 AAT:C TR

    Micron

    BEST SELL
    MT41K512M16VRP-107 IT:P

    MT41K512M16VRP-107 IT:P

    Micron

    BEST SELL
    KLMCG1RCTE-B041

    KLMCG1RCTE-B041

    SAMSUNG

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • STGF19NC60KD
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STPS2L30AF
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STB50N65DM6
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
      -
    • STP3NK60ZFP
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STU3N80K5
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STGD5NB120SZT4
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STS7NF60L
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STP4NC60
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
      -
    • STGP7H60DF
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STH270N8F7-2
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing

    BUL381D

    BUL381D

    STMicroelectronics

    STB80NF10

    STB80NF10

    STMicroelectronics

    STB40N60M2

    STB40N60M2

    STMicroelectronics

    BULD118D-1

    BULD118D-1

    STMicroelectronics

    BUL98

    BUL98

    STMicroelectronics

    2STL1525

    2STL1525

    STMicroelectronics

    STB6N65M2

    STB6N65M2

    STMicroelectronics

    BUL743

    BUL743

    STMicroelectronics

    BULT3P3

    BULT3P3

    STMicroelectronics

    STB6N60M2

    STB6N60M2

    STMicroelectronics

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

    No recently viewed products