The Diotec Semiconductor MMBT3904 is a versatile, high-performance semiconductor suitable for global electronics applications. Designed for low-power switching and amplification, this transistor delivers reliable operation up to 40 V collector-emitter voltage and 200 mA collector current. Its compact SOT‑23 surface-mount package ensures easy integration into modern PCBs, making it ideal for consumer electronics, industrial circuits, and communication devices worldwide. With fast switching speed, low leakage, and excellent thermal stability, it provides consistent performance in both hobbyist and professional applications.

Why Invest in the Diotec Semiconductor Bipolar Transistor?

The MMBT3904 is chosen for its reliability, efficiency, and compact design. Its robust electrical characteristics, wide voltage tolerance, and fast switching capability make it suitable for diverse applications across global markets. Easy to integrate, it supports both prototyping and mass production, ensuring consistent performance with minimal maintenance.

Unparalleled Benefits to Users

  • Compact SOT‑23 package for space-saving PCB designs.
  • Reliable low-power switching and amplification.
  • High thermal stability for consistent performance.
  • Fast switching speeds for efficient signal processing.
  • Globally standard component, widely available and trusted.

Product Use Cases

  • Signal amplification in audio and communication circuits
  • Low power switching in industrial and consumer electronics
  • Logic-level interface and driver circuits
  • Prototyping and educational electronics projects
  • Sensor and microcontroller interfacing in automation systems

Diotec Semiconductor MMBT3904

Manufacturer:
Manufacturer Part No:
MMBT3904
Enrgtech Part No:
ET23113460
Warranty:
Manufacturer
£ 0.23 £ 0.16
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Current - Collector (Ic) (Max):
200 mA
HTSUS:
8541.21.0075
RoHS Status:
ROHS3 Compliant
Operating Temperature:
-55°C ~ 150°C (TJ)
Package / Case:
TO-236-3, SC-59, SOT-23-3
DC Current Gain (hFE) (Min) @ Ic, Vce:
100 @ 10mA, 1V
Frequency - Transition:
300MHz
Vce Saturation (Max) @ Ib, Ic:
300mV @ 5mA, 50mA
Voltage - Collector Emitter Breakdown (Max):
40 V
Transistor Type:
NPN
Package:
Strip
Current - Collector Cutoff (Max):
50nA
Mounting Type:
Surface Mount
Series:
-
Supplier Device Package:
SOT-23-3 (TO-236)
Power - Max:
350 mW
Base Product Number:
MMBT390
ECCN:
EAR99
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MMBT3904(AQ) Datasheet(Datasheets)



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