BD438-BP
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Micro Commercial Co BD438-BP

Manufacturer No:
BD438-BP
Manufacturer:
Micro Commercial Co
Package:
Bulk
Description:
TRANS PNP 45V 4A TO126
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The BD438-BP is a PNP bipolar junction transistor (BJT) manufactured by Micro Commercial Components (MCC). This transistor is housed in a TO-126 package, which is commonly used for power and general-purpose applications. The BD438-BP is designed to provide reliable performance in various electronic circuits, particularly where high current and moderate voltage handling are required.

Key Specifications

Parameter Value
Package Type TO-126
Polarity PNP
Emitter-Base Voltage (VEBO) 5 V
Collector-Emitter Saturation Voltage (VCE(sat)) 200 mV
Power Dissipation (Pd) 36 W
Gain Bandwidth Product (fT) 3 MHz

Key Features

  • High Power Handling: The BD438-BP can handle up to 36 watts of power dissipation, making it suitable for applications requiring moderate to high power.
  • Low Saturation Voltage: With a collector-emitter saturation voltage of 200 mV, this transistor minimizes voltage drop and maximizes efficiency in switching and amplification applications.
  • High Gain Bandwidth Product: The transistor's gain bandwidth product of 3 MHz ensures good performance in high-frequency applications.
  • Reliable Package: The TO-126 package provides a robust and reliable housing for the transistor, suitable for various environmental conditions.

Applications

  • Power Amplifiers: The BD438-BP is suitable for use in power amplifier circuits due to its high power handling and low saturation voltage.
  • Switching Circuits: Its low saturation voltage and high gain bandwidth product make it an excellent choice for switching applications.
  • General-Purpose Amplification: This transistor can be used in a variety of general-purpose amplification circuits where reliability and moderate power handling are necessary.
  • Automotive and Industrial Control Systems: The BD438-BP can be used in automotive and industrial control systems where robust and reliable performance is critical.

Q & A

  1. What is the package type of the BD438-BP transistor?

    The BD438-BP transistor is housed in a TO-126 package.

  2. What is the polarity of the BD438-BP transistor?

    The BD438-BP transistor is a PNP bipolar junction transistor.

  3. What is the maximum power dissipation of the BD438-BP transistor?

    The maximum power dissipation of the BD438-BP transistor is 36 watts.

  4. What is the collector-emitter saturation voltage of the BD438-BP transistor?

    The collector-emitter saturation voltage of the BD438-BP transistor is 200 mV.

  5. What is the gain bandwidth product of the BD438-BP transistor?

    The gain bandwidth product of the BD438-BP transistor is 3 MHz.

  6. In what types of applications is the BD438-BP transistor commonly used?

    The BD438-BP transistor is commonly used in power amplifiers, switching circuits, general-purpose amplification, and automotive and industrial control systems.

  7. Why is the TO-126 package used for the BD438-BP transistor?

    The TO-126 package is used for the BD438-BP transistor because it provides a robust and reliable housing suitable for various environmental conditions.

  8. What are the key benefits of using the BD438-BP transistor in power amplifier circuits?

    The key benefits include high power handling, low saturation voltage, and a high gain bandwidth product, which ensure efficient and reliable performance.

  9. Is the BD438-BP transistor suitable for high-frequency applications?

    Yes, the BD438-BP transistor is suitable for high-frequency applications due to its high gain bandwidth product of 3 MHz.

  10. Where can I find detailed specifications and datasheets for the BD438-BP transistor?

    Detailed specifications and datasheets for the BD438-BP transistor can be found on the Micro Commercial Components website or through authorized distributors like Mouser Electronics.

Product Attributes

Transistor Type:PNP
Current - Collector (Ic) (Max):4 A
Voltage - Collector Emitter Breakdown (Max):45 V
Vce Saturation (Max) @ Ib, Ic:600mV @ 200mA, 2A
Current - Collector Cutoff (Max):100µA
DC Current Gain (hFE) (Min) @ Ic, Vce:40 @ 2A, 1V
Power - Max:1.25 W
Frequency - Transition:3MHz
Operating Temperature:-55°C ~ 150°C (TJ)
Mounting Type:Through Hole
Package / Case:TO-225AA, TO-126-3
Supplier Device Package:TO-126
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Similar Products

Part Number BD438-BP BD439-BP BD433-BP BD434-BP BD435-BP BD436-BP BD437-BP
Manufacturer Micro Commercial Co Micro Commercial Co Micro Commercial Co Micro Commercial Co Micro Commercial Co Micro Commercial Co Micro Commercial Co
Product Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete
Transistor Type PNP NPN NPN PNP NPN PNP NPN
Current - Collector (Ic) (Max) 4 A 4 A 4 A 4 A 4 A 4 A 4 A
Voltage - Collector Emitter Breakdown (Max) 45 V 60 V 22 V 22 V 32 V 32 V 45 V
Vce Saturation (Max) @ Ib, Ic 600mV @ 200mA, 2A 800mV @ 300mA, 3A 500mV @ 200mA, 2A 500mV @ 200mA, 2A 500mV @ 200mA, 2A 500mV @ 200mA, 2A 600mV @ 200mA, 2A
Current - Collector Cutoff (Max) 100µA 100µA (ICBO) 10µA 100µA 10µA 100µA 10µA
DC Current Gain (hFE) (Min) @ Ic, Vce 40 @ 2A, 1V 40 @ 500mA, 1V 50 @ 2A, 1V 50 @ 2A, 1V 50 @ 2A, 1V 50 @ 2A, 1V 40 @ 2A, 1V
Power - Max 1.25 W 1.25 W 1.25 W 1.25 W 1.25 W 1.25 W 1.25 W
Frequency - Transition 3MHz 3MHz 3MHz 3MHz 3MHz 3MHz 3MHz
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole
Package / Case TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3 TO-225AA, TO-126-3
Supplier Device Package TO-126 TO-126 TO-126 TO-126 TO-126 TO-126 TO-126

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