BD438 The BD438 is a PNP bipolar junction transistor designed for amplifier and switching applications. It comes in a TO-126 package.
Mfr Part #:

BD438

Available from 1 distributors
Mfr Name: Shenzhen City Xiangyunfeiwu Technology Co Ltd
Shenzhen City Xiangyunfeiwu Technology Co Ltd
The BD438 is a PNP bipolar junction transistor designed for amplifier and switching applications. It comes in a TO-126 package.
✓ Total Stock: 132 pcs
$ Price Range: $0.99

BD438 Available from 1 distributor

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

BD438 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Halogen Free
Junction Temperature
Lead Style
SVHC Present
Storage Temperature

BD438 Description

Short technical summary and product information.

The BD438 is a PNP type bipolar junction transistor (BJT) manufactured by Shenzhen City Xiangyunfeiwu Technology Co Ltd. It is designed for amplifier and switching applications and is housed in a TO-126 plastic package.

 

Key electrical characteristics include a maximum Collector-Emitter Voltage of -80V and a continuous Collector Current of -4A. The device offers a DC Current Gain (hFE) ranging from 15 to 475 depending on the test conditions. Saturation voltages are specified, with VCE(sat) typically -0.7V to -0.8V at IC=-3A and IB=-300mA. The Base-Emitter Voltage (VBE) is typically -1.1V to -1.5V at IC=-2A.

 

Thermal specifications include a maximum Junction Temperature of 150°C and a Storage Temperature range of -55°C to 150°C. The Collector Dissipation is rated at 1.25W. The transistor operates with a transition frequency (fT) of 3MHz at VCE=-1V and IC=-250mA.

 

Environmental compliance includes RoHS3 compliance and a Moisture Sensitivity Level (MSL) of 1. The datasheet indicates that a suffix of "-C" specifies halogen & lead-free product.

BD438 Quick Information

Product Type: PNP Transistor
Canonical Name: BD438 PNP Transistor
Subcategory: Single

BD438 Compliance

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

BD438 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

BD438 Features

  • PNP type bipolar junction transistor.
  • Suitable for amplifier and switching applications.
  • Maximum Collector-Emitter Voltage of -80V.
  • Continuous Collector Current of -4A.
  • TO-126 plastic package.

BD438 Applications

  • General purpose amplification circuits.
  • Power switching applications.
  • Linear voltage regulation.
  • Audio frequency amplifiers.

BD438 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the collector-emitter breakdown voltage of the BD438?

The minimum collector-emitter breakdown voltage is -45V.

What is the continuous collector current rating of the BD438?

The maximum continuous collector current is -4A.

What package does the BD438 come in?

The BD438 is packaged in a TO-126 package.

What is the operating temperature range of the BD438?

The storage temperature range is -55°C to 150°C, and the maximum junction temperature is 150°C.

What is the transition frequency of the BD438?

The typical transition frequency is 3MHz.

What is the DC current gain of the BD438 at 10mA?

The minimum DC current gain is 20 at VCE=-5V and IC=-10mA.

Is the BD438 lead-free and halogen-free?

Yes, the BD438 is lead-free and halogen-free as specified by the datasheet.

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