
Overview
The MMBT3904W is a bipolar made by Doeshare in a SOT-323 package with 3 pins. 1 NPN 150mW 200MHz 200mA 200mV 300 40V 50nA 6V NPN SOT-323 Bipolar (BJT) ROHS.
PCBKit's library has its KiCad symbol (Transistor_BJT:MMBT3904, from KiCad's library) and its footprint (Package_TO_SOT_SMD:SOT-323_SC-70, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2931642).
Symbol
Footprint
Parameters
12- Collector - Emitter Voltage VCEO
- 40V
- Configuration
- Standalone
- Current - Collector Cutoff
- 50nA
- Current - Collector(Ic)
- 200mA
- DC Current Gain
- 300
- Emitter-Base Voltage(Vebo)
- 6V
- Number
- 1 NPN
- Operating Temperature
- -55℃~+150℃
- Pd - Power Dissipation
- 150mW
- Transition frequency(fT)
- 200MHz
- Vce Saturation(VCE(sat))
- 200mV
- type
- NPN
Order codes
1- MMBT3904WLCSC C2931642
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | B | Input |
| 2 | E | Passive |
| 3 | C | Passive |
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<iframe src="https://pcbkit.io/embed/parts/doeshare/MMBT3904W" title="MMBT3904W in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/doeshare/MMBT3904W.jpg" alt="MMBT3904W" width="1200" height="900">[](https://pcbkit.io/parts/doeshare/MMBT3904W)Questions
Is there a KiCad symbol and footprint for the MMBT3904W?
Yes. The symbol is Transistor_BJT:MMBT3904 and the footprint Package_TO_SOT_SMD:SOT-323_SC-70, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the MMBT3904W?
SOT-323, with 3 pins. Its footprint is drawn on this page.
Where is the MMBT3904W datasheet?
Doeshare publishes it: the Datasheet link on this page opens it.
Where can I order the MMBT3904W?
JLCPCB lists it as part C2931642, with 0 in stock; the sellers' links on this page open their listings.
What can replace the MMBT3904W?
Parts like it in the library: the SS8050 by Jiangsu Changjing Electronics Technology (CJ), the MMBT3904W by GOODWORK, the SS8050W-H by hongjiacheng and the MMST3904 by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.
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