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SHENZHEN ERIC ELECTRONICS TECHNOLOGY LIMITED
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20PCS BC547C BC547 NPN Transistor TO-92 45V 100MA 625mW

4.5 out of 5 stars 146 ratings
$5.50 $0.28 per Item
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Purchase options and add-ons

  • NPN Transistor
  • Lead-Free / RoHS Compliant Electronics Component
  • Part Number: BC547C ; Package: TO-92
  • V(ceo): 45V; Ic: 100MA; PD(@ TA 25°C)=625mW
  • hFE:420-800
› See more product details

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Product details

  • Package Dimensions ‏ : ‎ 4.25 x 2.72 x 0.16 inches; 0.35 ounces
  • Item model number ‏ : ‎ NPN Transistor BC547C 20PCS
  • Date First Available ‏ : ‎ March 6, 2019
  • Manufacturer ‏ : ‎ HUABAN
  • ASIN ‏ : ‎ B07PHSDSGZ
  • Customer Reviews:
    4.5 out of 5 stars 146 ratings

Product Description

NOTE: Manual counting, maybe there is 1-2PCS error for few kind.
NPN Transistor TO-92

2N2222 40V 600MA 625mW
2N3904 40V 200MA 625mW
2N5551 160V 600MA 625mW
BC337 45V 800MA 625mW
BC517 30V 1A 625mW
BC546 65V 100MA 625mW
BC547 45V 100MA 625mW
BC548 30V 100MA 625mW
BC549 30V 100MA 500mW
BC550 45V 100MA 500mW
C1815 50V 150MA 400mW
C945 40V 150MA 400mW
S8050 20V 700MA 1W
S9013 20V 500MA 625mW
S9014 45V 100MA 400mW
S9018 15V 50MA 400mW

PNP Transistor
2N2907 40V 600MA 625mW
2N3906 40V 200MA 625mW
2N5401 150V 600MA 625mW
A1015 50V 150MA 400mW
BC327 45V 500MA 625mW
BC556 80V 100MA 625mW
BC557 50V 100MA 625mW
BC558 30V 200MA 625mW
S8550 20V 700MA 1W
S9012 25V 500MA 625mW
S9015 45V 100MA 450W

Customer reviews

4.5 out of 5 stars
146 global ratings

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Customers say

Customers find the transistor performs reliably and is affordable.

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6 customers mention "Performance"6 positive0 negative

Customers report that the transistors perform reliably.

"A well-known transistor that has been used and trusted for decades. Good product." Read more

"Product is as described and works well." Read more

"...These BC547C transistors performed well in typical applications such as driving LEDs and small relays, as well as in simple amplifier circuits...." Read more

"they work fine" Read more

4 customers mention "Value for money"4 positive0 negative

Customers find the transistors affordable, with one mentioning they are a suitable solution for low-power electronic applications.

"...Its cost-effectiveness and availability in bulk make it a practical choice for general-purpose use, though other transistors may provide higher..." Read more

"...Awesome for the price. No complaints from me!" Read more

"Good price, came in quick, and work well for my project." Read more

"Affordable and trusted..." Read more

Exceptionally pleased. See photo.
5 out of 5 stars
Exceptionally pleased. See photo.
Tinned and ready to use in perf board or bread board.
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Top reviews from the United States

  • Joerg Meyer
    5.0 out of 5 stars Affordable and trusted
    Reviewed in the United States on November 25, 2024
    Verified Purchase
    A well-known transistor that has been used and trusted for decades. Good product.
    Helpful
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  • Amazon Customer
    5.0 out of 5 stars Product is as described and works well.
    Reviewed in the United States on February 24, 2025
    Verified Purchase
    Product is as described and works well.
    Helpful
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  • Ghost2401
    4.0 out of 5 stars Reliable and Versatile Transistors for DIY and Professional Projects
    Reviewed in the United States on December 12, 2024
    Verified Purchase
    The 20PCS BC547C BC547 NPN Transistors are general-purpose transistors in the TO-92 package, suitable for a wide range of low-power electronic applications. With a maximum voltage of 45V, current rating of 100mA, and power dissipation of 625mW, these transistors are ideal for switching and amplification in DIY and professional circuits. Tested in prototyping and basic electronic projects, these transistors performed reliably and consistently.

    Pros:
    ✅ Wide Applicability: Suitable for switching, signal amplification, and general-purpose electronics projects.
    ✅ Compact TO-92 Package: The small form factor is easy to integrate into breadboards and PCBs.
    ✅ Reliable Performance: Handles low-power tasks effectively without overheating under normal operating conditions.
    ✅ Cost-Effective Pack: With 20 pieces included, this set provides excellent value for bulk use or stocking up.
    ✅ Standard Specifications: Widely documented with readily available datasheets for easy integration into designs.

    Cons:
    ❌ Low Current Capacity: The 100mA maximum current rating limits its use to low-power applications.
    ❌ Sensitive to Overload: Exceeding the voltage or current ratings can damage the transistors quickly, requiring careful circuit design.

    Performance and Usability:
    These BC547C transistors performed well in typical applications such as driving LEDs and small relays, as well as in simple amplifier circuits. The TO-92 package was easy to work with during breadboard testing, and the transistors displayed consistent behavior under varying load conditions. Proper heat management ensured their durability within specified limits.

    Comparison:
    Compared to similar NPN transistors like the 2N3904, the BC547C offers comparable performance but with slightly different gain values (hFE). Its cost-effectiveness and availability in bulk make it a practical choice for general-purpose use, though other transistors may provide higher current or voltage ratings for specialized needs.

    Who Is This For?:
    This product is perfect for electronics hobbyists, students, and professionals working on low-power circuits. It’s particularly suited for those building small signal amplifiers, LED drivers, or experimenting with basic transistor circuits.

    Conclusion:
    The 20PCS BC547C BC547 NPN Transistor set is a reliable and affordable solution for low-power electronic applications. While limited to basic tasks, its consistent performance and standard specifications make it a must-have for any electronics toolkit.
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  • Jefferson
    5.0 out of 5 stars Of the 8 I've used thus far, all have functioned as expected.
    Reviewed in the United States on October 7, 2020
    Verified Purchase
    These are good. Have used 8 or so thus far in little circuits. Made some sound-reactive LEDs, going to use next in a fuzz pedal. Awesome for the price. No complaints from me!
    One person found this helpful
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  • Brian Hickey
    5.0 out of 5 stars great deal
    Reviewed in the United States on March 7, 2023
    Verified Purchase
    they work fine
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  • Jabtech
    5.0 out of 5 stars Transistor BC547C
    Reviewed in the United States on January 27, 2024
    Verified Purchase
    Thanks a lot delivered as describe.
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  • Jonathan Gonzalez
    5.0 out of 5 stars Tech
    Reviewed in the United States on December 11, 2019
    Verified Purchase
    Good price, came in quick, and work well for my project.
    One person found this helpful
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  • C. J. Stanley
    5.0 out of 5 stars Exceptionally pleased. See photo.
    Reviewed in the United States on June 3, 2023
    Verified Purchase
    Tinned and ready to use in perf board or bread board.
    Customer image
    C. J. Stanley
    5.0 out of 5 stars
    Exceptionally pleased. See photo.

    Reviewed in the United States on June 3, 2023
    Tinned and ready to use in perf board or bread board.
    Images in this review
    Customer image
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Top reviews from other countries

  • Andrew
    5.0 out of 5 stars Work as advertised
    Reviewed in Australia on May 31, 2024
    Verified Purchase
    Reliable transistor
    Report
  • Amazon Customer
    5.0 out of 5 stars Worked out great
    Reviewed in Canada on January 6, 2025
    Verified Purchase
    I bought these to make a traffic light with 3 led's and everything worked out great.
    Fast delivery, good price and quality product thanks!
    Report