NPN BJT 25V 200mA 300MHz SOT-23 SMD Transistor Product overview: MMBT4124 from onsemi is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 25V, 200mA, 300MHz, SOT-23. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 25V, 200mA, 300MHz, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-MMBT4124 can be used for catalog matching and distributor lookup.
Manufacturer: ON Semiconductor
Win Source Part Number: 084280-MMBT4124
Packaging: Reel - TR
Mounting: SMD (SMT)
Frequency - Transition: 300MHz
Transistor Polarity: NPN
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: SOT-23-3 (TO-236)
Maximum Current Collector: 200mA
VCEO Maximum Collector-Emitter Breakdown Voltage: 25V
Max Vce (sat): 300mV @ 5mA, 50mA
Collector Cut-off Current(Max): 50nA (ICBO)
Typical Gain (hFE) (Min): 120 @ 2mA, 1V
Maximum Power Dissipation: 225mW
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 50 pct.
Supply and Demand Status: Balance
Bipolar (BJT) Transistor NPN 25V 200mA 300MHz 350mW Surface Mount SOT-23-3
TRANS NPN 25V 0.2A SOT23-3
TRANS NPN 25V 0.2A SOT23-3
TRANS NPN 25V 0.2A SOT23
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | ODG (Origin Data Global) | Shenzhen Shengyu Electronics Technology Limited | Utmel Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | Bipolar RF Transistors | Transistors | Transistors | Bipolar RF Transistors | Bipolar RF Transistors | Transistors |
| Product Number | 276-MMBT4124 | 084280-MMBT4124 | MMBT4124FSTR-ND | MMBT4124 | MMBT4124 | 598-MMBT4124 |
| Product Name | SMD 25V 200mA 300MHz Bipolar Transistor | TRANSISTORS - Transistors (BJT) - Single - MMBT4124 | Single Bipolar Transistors | Single Bipolar Transistors | Discrete Semiconductor Products - Transistors - Bipolar (BJT) | TRANS NPN 25V 0.2A SOT23 |
| Polarity | NPN | NPN; NPN | NPN | NPN; NPN | NPN; NPN | |
| IC(max) | 200 milliamps | 200 milliamps | 200 milliamps | |||
| VCEO | 25 volts | 25 volts | 25 volts | |||
| VCBO | 30 volts | |||||
| fT | 300 MHz |