BC817K-40 The Infineon BC817K-40 is an NPN Silicon AF Transistor designed for general audio frequency applications. It offers a collector-emitter voltage of up to 45V and a continuous collector current of 500mA.
Mfr Part #:

BC817K-40

Available from 2 distributors
Mfr Name: Infineon
Infineon
The Infineon BC817K-40 is an NPN Silicon AF Transistor designed for general audio frequency applications. It offers a collector-emitter voltage of up to 45V and a continuous collector current of 500mA.
✓ Total Stock: 5,000 pcs
$ Price Range: $0.99

BC817K-40 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,000 pcs
3000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,000 pcs
2000 pcs On Request 1 On Request On Request On Request On Request On Request

BC817K-40 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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BC817K-40 Description

Short technical summary and product information.

The Infineon BC817K-40 is a general-purpose NPN silicon bipolar junction transistor (BJT) suitable for various AF applications. It is characterized by its high collector current capability of up to 500mA and a high current gain.

 

Key electrical specifications include a collector-emitter voltage (VCEO) of 45V for BC817 series and 25V for BC818 series, a collector-base voltage (VCBO) of 50V for BC817 series and 30V for BC818 series, and an emitter-base voltage (VEBO) of 5V. The device offers a low collector-emitter saturation voltage (VCEsat) of 0.7V at 500mA collector current and 50mA base current, and a base-emitter saturation voltage (VBEsat) of 1.2V under the same conditions.

 

With a transition frequency (fT) of 170MHz at 50mA collector current and 5V VCE, the BC817K-40 is suitable for moderate frequency applications. It is available in SOT23 and SOT323 packages, facilitating surface-mount designs. The transistor is qualified according to AEC Q101 and features a Pb-free, RoHS-compliant package.

BC817K-40 Quick Information

Product Type: NPN Silicon AF Transistor
Series: BC817K-40
Canonical Name: BC817K-40 NPN Silicon AF Transistor
Subcategory: NPN

BC817K-40 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BC817K-40 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

BC817K-40 Features

  • NPN Silicon AF Transistor for general applications.
  • High collector current up to 500mA.
  • High current gain (hFE) available.
  • Low collector-emitter saturation voltage.
  • Available in SOT23 and SOT323 packages.

BC817K-40 Applications

  • Used in switching power circuits
  • Suitable for signal amplification
  • Ideal for surface-mount applications
  • Applicable in high-voltage switching circuits

BC817K-40 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage for the BC817K-40?

The maximum collector-emitter voltage (VCEO) for the BC817K-40 is 45V.

What is the continuous collector current rating for the BC817K-40?

The continuous collector current (IC) rating for the BC817K-40 is 500mA.

What package types are available for the BC817K-40?

The BC817K-40 is available in SOT23 and SOT323 package types.

What is the transition frequency of the BC817K-40?

The transition frequency (fT) of the BC817K-40 is 170MHz at 50mA collector current and 5V VCE.

What is the RoHS status of the BC817K-40?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the BC817K-40?

The Moisture Sensitivity Level (MSL) is 1 Unlimited.

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