BD138 The BD138 is a PNP power transistor from NXP Semiconductors, suitable for audio amplifier and driver applications. It features a TO-126 package and a maximum collector current of 1.5A.
Mfr Part #:

BD138

Available from 1 distributors
Mfr Name: NXP Semiconductors
NXP Semiconductors
The BD138 is a PNP power transistor from NXP Semiconductors, suitable for audio amplifier and driver applications. It features a TO-126 package and a maximum collector current of 1.5A.
✓ Total Stock: 4,673 pcs
$ Price Range: $0.77

BD138 Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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4,673 pcs
4673 pcs On Request 1 On Request On Request On Request On Request On Request

BD138 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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BD138 Description

Short technical summary and product information.

The BD138 is a silicon epitaxial planar PNP transistor manufactured by NXP Semiconductors. It is designed for use in audio amplifiers and drivers, particularly in complementary or quasi-complementary circuits. This power transistor comes in a TO-126 plastic package and is suitable for through-hole mounting.

 

Key electrical specifications include a maximum collector-emitter voltage (Vce max) of 60V and a maximum collector current (Ic) of 1.5A. The power dissipation (Pd) is rated at 1.25W. The DC current gain (hFE) typically ranges from 63 to 160 at an Ic of 150mA. The maximum emitter-base voltage (Veb max) is 5V.

 

This transistor is part of the BD Series Power Transistors and is an alternative to other BD series parts like BD115, BD130, BD131, BD132, BD135, and BD137. Its robust design makes it suitable for applications requiring moderate power handling and amplification.

 

Environmental compliance data indicates RoHS3 compliance, an MSL of 1 (Unlimited), and REACH unaffected status. However, these compliance details are based on existing database information and may require verification.

BD138 Quick Information

Product Type: PNP Power Transistor
Canonical Name: BD138 PNP Power Transistor
Subcategory: PNP

BD138 Compliance

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

BD138 Estimated Pricing

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1+ $0.77 $0.77

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

BD138 Features

  • PNP silicon epitaxial planar power transistor.
  • Maximum collector current of 1.5A.
  • Maximum collector-emitter voltage of 60V.
  • TO-126 plastic package for through-hole mounting.
  • Suitable for audio amplifier applications.

BD138 Applications

  • Used in audio amplifier circuits.
  • Designed for driver applications.
  • Suitable for quasi-complementary circuits.
  • Television circuit applications.

BD138 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum collector current for the BD138 transistor?

The maximum collector current (Ic) for the BD138 is 1.5A.

What is the maximum collector-emitter voltage of the BD138?

The maximum collector-emitter voltage (Vce max) for the BD138 is 60V.

What package type is the BD138 transistor supplied in?

The BD138 transistor is supplied in a TO-126 plastic package.

What is the typical DC current gain (hFE) of the BD138?

The typical DC current gain (hFE) for the BD138 is between 63 and 160 at an Ic of 150mA.

What are the primary applications for the BD138 transistor?

The BD138 is designed for audio amplifiers and driver circuits.

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