Part Details for PMBFJ309 by NXP Semiconductors
Results Overview of PMBFJ309 by NXP Semiconductors
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (6 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Audio and Video Systems
PMBFJ309 Information
PMBFJ309 by NXP Semiconductors is an RF Small Signal Field-Effect Transistor.
RF Small Signal Field-Effect Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
Price & Stock for PMBFJ309
| Part # | Distributor | Description | Stock | Price | Buy | |
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Chip Stock | VhfBandSiN-channelRfSmallSignalJfetTO-236AB | 18500 |
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RFQ | |
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Win Source Electronics | N-channel silicon field-effect transistors | 15000 |
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$1.8182 / $2.7273 | Buy Now |
US Tariff Estimator: PMBFJ309 by NXP Semiconductors
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for PMBFJ309
PMBFJ309 CAD Models
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PMBFJ309 Part Data Attributes
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PMBFJ309
NXP Semiconductors
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Datasheet
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PMBFJ309
NXP Semiconductors
TRANSISTOR VHF BAND, Si, N-CHANNEL, RF SMALL SIGNAL, JFET, TO-236AB, PLASTIC PACKAGE-3, FET RF Small Signal
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOT-23 | |
| Package Description | Plastic Package-3 | |
| Pin Count | 3 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.21.00 | |
| Additional Feature | Low Noise | |
| Configuration | Single | |
| DS Breakdown Voltage-Min | 25 V | |
| FET Technology | Junction | |
| Feedback Cap-Max (Crss) | 2.5 Pf | |
| Highest Frequency Band | Very High Frequency Band | |
| JEDEC-95 Code | TO-236AB | |
| JESD-30 Code | R-PDSO-G3 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Mode | Depletion Mode | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Peak Reflow Temperature (Cel) | 260 | |
| Polarity/Channel Type | N-Channel | |
| Power Dissipation-Max (Abs) | 0.25 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | Yes | |
| Terminal Finish | Tin | |
| Terminal Form | Gull Wing | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Transistor Application | Amplifier | |
| Transistor Element Material | Silicon |
Alternate Parts for PMBFJ309
This table gives cross-reference parts and alternative options found for PMBFJ309. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of PMBFJ309, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| PMBFJ309TRL | YAGEO Corporation | Check for Price | RF Small Signal Field-Effect Transistor, 1-Element, Silicon | PMBFJ309 vs PMBFJ309TRL |
| PMBFJ309-TAPE-7 | NXP Semiconductors | Check for Price | TRANSISTOR VHF BAND, Si, N-CHANNEL, RF SMALL SIGNAL, JFET, FET RF Small Signal | PMBFJ309 vs PMBFJ309-TAPE-7 |
| PMBFJ309TRL13 | NXP Semiconductors | Check for Price | TRANSISTOR VHF BAND, Si, N-CHANNEL, RF SMALL SIGNAL, JFET, FET RF Small Signal | PMBFJ309 vs PMBFJ309TRL13 |
| SST309 | Temic Semiconductors | Check for Price | RF Small Signal Field-Effect Transistor, 1-Element, Silicon, N-Channel, Junction FET, TO-236, TO-236, 3 PIN | PMBFJ309 vs SST309 |
| PMBFJ309TRL13 | YAGEO Corporation | Check for Price | RF Small Signal Field-Effect Transistor, 1-Element, Silicon | PMBFJ309 vs PMBFJ309TRL13 |
| PMBFJ309TRL | NXP Semiconductors | Check for Price | TRANSISTOR VHF BAND, Si, N-CHANNEL, RF SMALL SIGNAL, JFET, FET RF Small Signal | PMBFJ309 vs PMBFJ309TRL |
PMBFJ309 Frequently Asked Questions (FAQ)
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NXP provides a recommended PCB layout in the application note AN11535, which includes guidelines for component placement, trace routing, and grounding to minimize EMI.
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The PMBFJ309 requires a bias voltage of 5V to 15V, and the recommended bias current is 10mA to 20mA. Ensure the bias voltage is stable and noise-free, and use a suitable bias resistor to limit the current.
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The PMBFJ309 is rated for operation from -40°C to +125°C, but the maximum junction temperature (Tj) should not exceed 150°C. Ensure proper thermal management to prevent overheating.
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Yes, the PMBFJ309 is suitable for switching power supply applications due to its high switching frequency capability (up to 100 kHz) and low RDS(on) (typically 1.5 ohms). However, ensure proper design and layout to minimize switching losses and EMI.
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Use a suitable overvoltage protection (OVP) circuit and overcurrent protection (OCP) mechanism, such as a voltage regulator and current sense resistor, to prevent damage to the PMBFJ309. Also, ensure the device is properly derated for the application.