Important Note

This entire repo was AI created - including all of the data within. The intent was to A) help me with my personal electronics inventory; and B) see how I could use AI to make that process a bit easier. DO NOT TRUST!

MMBT3904TT1G - General Purpose NPN Transistor

Details

The MMBT3904TT1G is a general-purpose NPN switching transistor manufactured by onsemi in a compact SOT-23 surface-mount package. It’s ideal for low-power switching and amplification applications in modern electronics.

Description

This is a small-signal NPN transistor designed for general-purpose amplifier and switching applications. The SOT-23 package makes it suitable for space-constrained designs and automated assembly processes.

Specifications

ParameterValue
TypeNPN BJT
PackageSOT-23 (SC-59)
Max Collector-Emitter Voltage (Vce)40V
Max Collector Current (Ic)200mA
Max Power Dissipation350mW
Gain (hFE)100-200 (typical)
Transition Frequency300MHz (typical)
MountingSurface Mount

Pinout Diagram

SOT-23 Package (3-pin):

  • Pin 1: Base (B)
  • Pin 2: Emitter (E)
  • Pin 3: Collector (C)

Applications

  • General-purpose switching circuits
  • Low-power amplification
  • Signal conditioning
  • Logic level conversion
  • Oscillator circuits
  • Pulse generation

Technical Notes

  • Complementary PNP transistor: MMBT3906
  • Suitable for both analog and digital applications
  • Low saturation voltage makes it ideal for switching applications
  • Excellent for battery-powered applications due to low power requirements

Location

Cabinet 6, Bin 1, Container D

Quantity: 20+