RF FET N-CH 25V 30mA 450MHz SOT-23 Product overview: MMBFJ309 from onsemi is a MOSFET Transistor for power switching, load control, motor drives, DC-DC converters, battery systems, and board-level power 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 25V, 30mA, 450MHz, SOT-23. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 25V, 30mA, 450MHz, SOT-23, MOSFET Transistor. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 285-MMBFJ309 can be used for catalog matching and distributor lookup.
Manufacturer: Fairchild/ON Semiconductor
Win Source Part Number: 041720-MMBFJ309
Packaging: Reel - TR
Voltage Rating: 25V
Current Rating: 30mA
Frequency: 450MHz
Current - Test: 10mA
Gain: 12dB
Transistor Polarity: N-Channel JFET
Voltage - Test: 10V
Noise Figure: 3dB
Family Name: MMBFJ309
Categories: Discrete Semiconductor Products
Status: Active
Case / Package: SOT-23-3
Introduction Date: May 04, 1998
ECCN: EAR99
Country of Origin: China, Philippines
Estimated EOL Date: 2019
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 33 pct.
Supply and Demand Status: Balance
Application Field: Used in Industrial, RF Communications, Power Management
Quantity per package: 3k pcs
RF Mosfet N-Channel JFET 10V 10mA 450MHz 12dB SOT-23-3
RF MOSFET JFET 10V SOT23-3
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Transistors | Transistors | RF Transistors |
| Product Number | 285-MMBFJ309 | 041720-MMBFJ309 | MMBFJ309TR-ND | MMBFJ309 |
| Product Name | 25V 30mA 450MHz SOT-23 MOSFET Transistor | TRANSISTORS - Transistors - FETs, MOSFETs - RF - MMBFJ309 | RF FETs, MOSFETs | Discrete Semiconductor Products - Transistors - FETs, MOSFETs |
| Polarity | N-Channel | N-Channel; N-Channel JFET | ||
| PD | 350 milliwatts | |||
| TJ | -55 C (-67 F) |