IC Phoenix logo

Home ›  P  › P25 > PMBT3904D

PMBT3904D from PHILIPS

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

PMBT3904D

Manufacturer: PHILIPS

NPN switching double transistor

Partnumber Manufacturer Quantity Availability
PMBT3904D PHILIPS 7100 In Stock

Description and Introduction

NPN switching double transistor **Introduction to the PMBT3904D Transistor**  

The PMBT3904D is a general-purpose NPN bipolar junction transistor (BJT) designed for low-power amplification and switching applications. Known for its reliability and compact SOT-23 package, this component is widely used in consumer electronics, signal processing, and control circuits.  

With a maximum collector current of 200 mA and a voltage rating of 40 V, the PMBT3904D offers a balance of performance and efficiency. Its fast switching speed and high current gain (hFE) make it suitable for applications requiring precise signal amplification or rapid on/off transitions. Additionally, the transistor features low saturation voltage, enhancing energy efficiency in battery-operated devices.  

The PMBT3904D is RoHS-compliant, ensuring adherence to environmental regulations. Its small footprint and compatibility with automated assembly processes make it a practical choice for modern PCB designs. Engineers often select this transistor for audio amplifiers, sensor interfaces, and digital logic circuits due to its consistent performance and cost-effectiveness.  

For optimal operation, proper biasing and thermal management should be considered, as with any semiconductor device. Datasheets provide detailed specifications to guide circuit integration. The PMBT3904D remains a versatile and widely adopted solution in low-power electronic designs.

Application Scenarios & Design Considerations

NPN switching double transistor

Alternative Part Number

  • MMBT3904 --: Industry-standard NPN switching transistor in SOT-23 with nearly identical Vceo, Ic, and hFE specs; widely available and pin-compatible.
  • 2N3904S --: SOT-23 surface-mount version of the classic 2N3904 NPN transistor, matching the original's small-signal switching role and electrical ratings.
  • BC847B --: SOT-23 NPN general-purpose transistor with comparable current gain and voltage ratings, suitable drop-in replacement for low-power switching applications.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips