BC817-40W,115

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Bipolar Transistors - BJT BC817-40W/SOT323/SC-70

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BC817-40W,115 DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
3000 $0.010 $30.00
50 $0.015 $0.75
500 $0.012 $6.00
6000 $0.009 $54.00
24000 $0.008 $192.00
51000 $0.008 $408.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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Please submit RFQ for BC817-40W,115 or email to us: Email: [email protected], we will contact you in 12 hours.

BC817-40W,115 Details

The BC817-40W,115 is a NPN general-purpose transistor from Nexperia, suitable for a wide range of applications including amplification, switching, and signal processing. This transistor is designed for low-power and medium-speed switching, offering high voltage and current gain. It is housed in a SOT323 package, making it suitable for compact circuit designs.

Pinout

  • 1 (E): Emitter
  • 2 (B): Base
  • 3 (C): Collector

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • High Voltage Gain: Provides high voltage gain for amplification applications.
  • High Current Gain: Offers high current gain for improved switching performance.
  • Low Power Operation: Designed for low-power applications, ensuring energy efficiency.
  • Compact Package: Housed in a SOT323 package for space-saving designs.
  • Medium-Speed Switching: Suitable for applications requiring moderate switching speeds.

Application

  • Amplification: Ideal for signal amplification in audio and radio frequency circuits.
  • Switching: Used in switching applications for on/off control of electronic signals.
  • Signal Processing: Suitable for signal processing and conditioning tasks in electronic systems.

Where to Use

The BC817-40W,115 is suitable for various electronic applications that require general-purpose NPN transistors. It is commonly used in amplifiers, switches, and signal processing circuits for its high voltage and current gain characteristics.

How to Use

Connect the BC817-40W,115 to your circuit by wiring the E, B, and C pins according to the circuit requirements. Ensure proper biasing and signal levels at the base terminal for correct operation. Refer to the datasheet for detailed specifications and usage guidelines.

Equivalents

  • 2N3904: A similar NPN transistor with comparable characteristics and performance.
  • BC546: An alternative NPN transistor with equivalent functionality.

Complementary

The BC817-40W,115 can be complemented by the BC807-40W,115, a PNP general-purpose transistor that pairs well for complementary switching applications. Ensure compatibility with circuit requirements when selecting complementary components.

Frequently Asked Questions

Q: What is the maximum voltage gain of the BC817-40W,115?

A: The BC817-40W,115 provides a high voltage gain suitable for various amplification tasks. Refer to the datasheet for specific gain values and operating conditions.

Q: Can the BC817-40W,115 be used in audio amplifier circuits?

A: Yes, the BC817-40W,115 is suitable for audio amplification applications, providing the necessary gain and performance for audio signals.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Type number BC817-40W Package version SOT323
Package name SC-70 Size (mm) 2 x 1.25 x 0.95
Polarity NPN Ptot (mW) 200
VCEO [max] (V) 45 IC [max] (mA) 500
hFE [min] 250 hFE [max] 600
Packing SOT323_115 Orderable part number BC817-40W,115
Chemical content BC817-40W

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification BC817-40W,115 PDF Download

FAQs

What is BC817-40W,115?

The BC817-40W,115 is an NPN general-purpose transistor designed for low-power and medium-speed switching applications. It is part of the BC8xx series of transistors known for their versatility and reliability.

How Does BC817-40W,115 Work?

The BC817-40W,115 operates as an NPN transistor, allowing current to flow from the collector to the emitter when a small current is applied to the base. It is commonly used in amplification and switching circuits, where it can control larger currents or voltages with a small input signal.

How Many Pins does BC817-40W,115 have and What are the Functions of the Pinout Configuration?

The BC817-40W,115 is packaged in the SOT323 surface-mount package, which contains three pins:

  • Collector (C): Connected to the higher voltage in the circuit.
  • Base (B): Controls the flow of current from the collector to the emitter.
  • Emitter (E): Allows the current to flow out of the transistor.

What are the Pros and Cons of BC817-40W,115?

Pros:

  • Versatile: Suitable for a wide range of general-purpose applications.
  • Small Package: The SOT323 package is compact and space-efficient.
  • Reliable: Part of a series known for its reliability and consistent performance.
  • Cost-Effective: Provides good performance at a competitive price point.

Cons:

  • Lower Power Handling: Not suitable for high-power applications.
  • Surface Mount: May require additional care and expertise for soldering and handling due to the surface-mount package.

Are There Any Equivalents/Alternatives to BC817-40W,115 for Recommendation?

  • Equivalents to the BC817-40W,115 include the BC847BW,115 and the BC857BW,115, which are also part of the BC8xx series from NXP Semiconductors.
  • Alternatives to the BC817-40W,115 include the 2N3904 from multiple manufacturers and the PN2222A from Fairchild Semiconductor.

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