10pcs: MMBT3904 : SOT-23 (SMD) 2N3904 NPN General Purpose Transistor

MMBT3904 NPN General Purpose Transistor (Bipolar Junction Transistor)

The MMBT3904 is the surface-mount version of the widely used 2N3904 NPN general-purpose transistor, housed in a compact SOT-23 package. Designed for low-power switching and amplification, it is ideal for signal processing, logic-level shifting, and general-purpose applications in compact or high-density circuit designs.

Key Features & Benefits:

• NPN Bipolar Junction Transistor: Suitable for signal amplification and switching applications.

• SMD SOT-23 Package: Enables compact PCB layouts and automated assembly.

• General-Purpose Use: Equivalent to 2N3904 in performance, suitable for most standard analog and digital circuits.

• Fast Switching Speed: Optimized for high-speed signal response.

• Low Collector-Emitter Saturation Voltage: Improves efficiency in switching circuits.

Specifications:

• Transistor Type: NPN

• Package Type: SOT-23 (SMD)

• Maximum Collector-Emitter Voltage (V_CEO): 40V

• Maximum Collector Current (I_C): 200mA

• Power Dissipation: ~300mW (typical, SOT-23)

• DC Current Gain (h_FE): 100 to 300 (typical range)

• Transition Frequency (f_T): 250 MHz (typical)

• Operating Temperature Range: -55°C to +150°C

• RoHS Compliant: Yes

• Pin Configuration:
   1. Base
   2. Emitter
   3. Collector

Applications:

• Signal amplification

• Low-power switching

• Logic-level converters

• Pulse and waveform generation

• General-purpose switching in SMD designs

Package includes: 10 x MMBT3904 : SOT-23 (SMD) 2N3904 NPN General Purpose Transistor

* Image shown is a representation only.