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. SD1446 STMicroelectronics

    SD1446 [STMicroelectronics]

    SD1446
    SD1446

    Part No:

    SD1446

    Category:

    Transistors

    Manufacturer:

    STMicroelectronics

    RoHS Status:

    Product FAQ

    1. Is SD1446 available for RFQ?

    Yes. SD1446 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 SD1446?

    Pricing for SD1446 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 SD1446?

    SD1446 is a STMicroelectronics Transistors with Packaging: Bulk and DC Current Gain (hFE) (Min) @ Ic, Vce: 10 @ 5A 5V and Time@Peak Reflow Temperature-Max (s): NOT SPECIFIED. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for SD1446?

    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 SD1446 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 SD1446?

    Yes. If SD1446 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:

    SD1446

    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
    Surface Mount
    Mounting Type
    Surface Mount
    Package / Case
    M113
    Number of Pins
    113
    Transistor Element Material
    SILICON
    Operating Temperature
    200°C TJ
    Packaging
    Bulk
    Part Status
    Obsolete
    Moisture Sensitivity Level (MSL)
    1 (Unlimited)
    Number of Terminations
    4
    ECCN Code
    EAR99
    Voltage - Rated DC
    36V
    Max Power Dissipation
    183W
    Terminal Position
    RADIAL
    Terminal Form
    FLAT
    Peak Reflow Temperature (Cel)
    NOT SPECIFIED
    Current Rating
    12A
    Time@Peak Reflow Temperature-Max (s)
    NOT SPECIFIED
    Base Part Number
    SD1446
    Pin Count
    4
    JESD-30 Code
    O-PRFM-F4
    Qualification Status
    Not Qualified
    Number of Elements
    1
    Configuration
    SINGLE
    Output Power
    70W
    Transistor Application
    AMPLIFIER
    Polarity/Channel Type
    NPN
    Transistor Type
    NPN
    Collector Emitter Voltage (VCEO)
    18V
    Max Collector Current
    12A
    DC Current Gain (hFE) (Min) @ Ic, Vce
    10 @ 5A 5V
    Collector Emitter Breakdown Voltage
    18V
    Gain
    10dB
    Collector Base Voltage (VCBO)
    36V
    Emitter Base Voltage (VEBO)
    3.5V
    hFE Min
    10
    Continuous Collector Current
    12A
    Highest Frequency Band
    ULTRA HIGH FREQUENCY B
    Collector-Base Capacitance-Max
    300pF
    Height
    7.11mm
    Length
    24.89mm
    Width
    6.48mm
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free

    Products Detail

    SD1446 Description


    The SD1446 is a 12.5 V Class C epitaxial silicon NPN planar transistor intended for use in land mobile transmitters. This device employs emitter ballasting and is exceptionally stable, withstanding high VSWR under normal operating conditions.


    SD1446 Features



    ? 50 MHz

    ? 12.5 Volts

    ? Efficiency 55%

    ? Common-Emitter

    ? Gold Metallization

    ? Pout = 70 w min. With 10 dB Gain


    SD1446 Applications



    High-speed digital logic

    Amplifiers

    Temperature sensors

    Logarithmic converters

    Avalanche pulse generators

    Documents

    Datasheets:

    SD1446
    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
    PI7C9X2G1616PRAHSBE

    PI7C9X2G1616PRAHSBE

    DIODES

    BEST SELL
    K4AAG085WA-BIWE

    K4AAG085WA-BIWE

    SAMSUNG

    BEST SELL
    BH66F5362

    BH66F5362

    Holtek

    BEST SELL
    BQ25895RTWR

    BQ25895RTWR

    Texas Instruments

    BEST SELL
    CSDM65295

    CSDM65295

    Texas Instruments

    BEST SELL
    MT29F4G08ABADAWP-IT:D

    MT29F4G08ABADAWP-IT:D

    Micron

    BEST SELL
    TMS320F28379DZWTT

    TMS320F28379DZWTT

    Texas Instruments

    BEST SELL
    TMS320F28335PTPQ

    TMS320F28335PTPQ

    Texas Instruments

    BEST SELL
    MT41K512M8DA-107 IT:P

    MT41K512M8DA-107 IT:P

    Micron

    BEST SELL
    FS32K118LFT0VLHT

    FS32K118LFT0VLHT

    NXP

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • SO692
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STB14NM50N
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STFU10N80K5
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STI4N62K3
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STP40NF20
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STN1NF10
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • ULN2805A
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STP20N95K5
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • BTW69-1000RG
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing
    • STW70N65DM6-4
      STMicroelectronics
      Available for RFQ
      Request Volume Pricing

    BD139-10

    BD139-10

    STMicroelectronics

    ST1510FX

    ST1510FX

    STMicroelectronics

    STB18NM60N

    STB18NM60N

    STMicroelectronics

    STD10N60M2

    STD10N60M2

    STMicroelectronics

    ESM2012DV

    ESM2012DV

    STMicroelectronics

    STB75NH02LT4

    STB75NH02LT4

    STMicroelectronics

    SCT20N120

    SCT20N120

    STMicroelectronics

    STB75NF20

    STB75NF20

    STMicroelectronics

    SD1275-01

    SD1275-01

    STMicroelectronics

    BUV298V

    BUV298V

    STMicroelectronics

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

    No recently viewed products