MMBT3904 is a general-purpose NPN bipolar junction transistor (BJT) manufactured by Onsemi, designed for low-power switching and amplification applications. It is widely used in consumer electronics, industrial equipment, and communication devices.
| Parameter | Value |
|---|---|
| Manufacturer | Onsemi |
| Type | NPN |
| Collector-Emitter Voltage (Vceo) | 40V |
| Collector Current (Ic) | 200mA |
| Power Dissipation (Pd) | 625mW |
| DC Current Gain (hFE) | 100~300 |
| Package | SOT-23 |
Click below to download the official datasheet from Onsemi:
Download MMBT3904 Datasheet (PDF)
| Operating Temperature | 150°C (TJ) | |
| Frequency - Transition | 270MHz | |
| Current - Collector (Ic) (Max) | 200 mA | |
| Vce Saturation (Max) @ Ib, Ic | 200mV @ 5mA, 50mA | |
| ECCN | EAR99 | |
| Mounting Type | Surface Mount | |
| Product Status | Obsolete | |
| Voltage - Collector Emitter Breakdown (Max) | 40 V | |
| Supplier Device Package | SOT-23-3 | |
| Series | - | |
| Transistor Type | NPN | |
| Package / Case | TO-236-3, SC-59, SOT-23-3 | |
| Power - Max | 350 mW | |
| REACH Status | REACH Unaffected | |
| Mfr | STMicroelectronics | |
| Current - Collector Cutoff (Max) | - | |
| HTSUS | 8541.21.0075 | |
| Package | Tape & Reel (TR) | |
| RoHS Status | ROHS3 Compliant | |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 100 @ 10mA, 1V | |
| Base Product Number | MMBT390 | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
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