Description:These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant; S Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable; Small Footprint package
The maximum operating temperature range for the SMMBT3904TT1G is -55°C to 150°C.
To ensure stability, it's recommended to use a decoupling capacitor (e.g., 100nF) between the base and emitter, and to minimize the lead length and inductance of the base connection.
For optimal thermal performance, it's recommended to use a thermal pad under the transistor, and to keep the copper area as large as possible to dissipate heat. A minimum of 2 oz copper thickness is recommended.
Yes, the SMMBT3904TT1G can be used in switching applications, but it's essential to ensure that the transistor is operated within its safe operating area (SOA) to prevent damage. A suitable snubber circuit may be required to reduce voltage spikes.
To prevent electrostatic discharge (ESD) damage, it's recommended to use ESD protection devices, such as TVS diodes or ESD protection arrays, in conjunction with proper PCB design and handling practices.
Trust Checks
No trust score is available for this model.
Trust Score Unavailable
Sponsored
SMMBT3904TT1G Overview
Use the download button to access the SMMBT3904TT1G 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like SMMBT,
or try a keyword search, such as Small Signal Bipolar Transistors
