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MMBT3904-TP
+Lista de MateriaisTRANS NPN 40V 0.2A SOT23
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FabricanteMicro Commercial Co.
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Peça do Fabricante #MMBT3904-TP
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Ficha Técnica MMBT3904-TP DataSheet
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Pacote SOT23-3
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Em Estoque3995
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| TransistorType | NPN |
| Current-Collector(Ic)(Max) | 200 mA |
| Voltage-CollectorEmitterBreakdown(Max) | 40 V |
| VceSaturation(Max)@IbIc | 300mV @ 5mA, 50mA |
| Current-CollectorCutoff(Max) | 50nA (ICBO) |
| DCCurrentGain(hFE)(Min)@IcVce | 100 @ 10mA, 1V |
| Power-Max | 350 mW |
| Frequency-Transition | 300MHz |
| OperatingTemperature | -55°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-236-3, SC-59, SOT-23-3 |
Visão Geral
Equivalent
- 2N3904 (through-hole equivalent)
- BC847 (SMD alternative)
- BC548 (general-purpose NPN)
- KST3904 (SMD replacement)
- PMBT3904 (similar SOT-23 package)
These offer comparable specs (40V, 200mA) for switching/amplification. Verify pinouts and parameters for your application.
Features
- Voltage Rating: 40V (VCEO), 60V (VCBO).
- Current Rating: 200mA continuous collector current (IC).
- Power Dissipation: 350mW (total device dissipation).
- Gain (hFE): 100–300 at 10mA collector current.
- Switching Speed: Fast switching with transition frequency (fT) of 300MHz.
- Package: SOT-23 (small surface-mount package).
- Applications: Amplification, switching, and signal processing in low-power circuits.
It is a cost-effective, widely used transistor for general-purpose electronic designs.
Pinout
1. Emitter (E): Output for current flow.
2. Base (B): Controls transistor switching/amplification.
3. Collector (C): Main current path.
Key Functions:
- Amplification: Boosts small signals.
- Switching: On/off control for digital circuits.
- Max Ratings: 40V (VCEO), 200mA (IC).
Compact and widely used in low-power applications.
Application
1. Switching Circuits – Fast switching for relays, LEDs, and small loads.
2. Amplification – Small-signal amplification in audio, RF, and sensor circuits.
3. Digital Logic – Interface and driver circuits in microcontrollers.
4. Signal Inversion – Used in logic gates and pulse shaping.
5. Voltage Regulation – Part of linear regulators and bias circuits.
Its low cost, high gain, and fast response make it ideal for consumer electronics, automotive, and industrial applications.