MMBFJ309LT1GAlternatives & Equivalent Parts
About MMBFJ309LT1G
MMBFJ309LT1G is a JFET (N-Channel) component manufactured by ON Semiconductor. It comes in a SOT23 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | MMBFJ309LT1GSource | 2N7002DWH6327XTSA1 | SBAV199LT1G | MMBT589LT1G | 7790 | 215307-5 |
|---|---|---|---|---|---|---|
| Manufacturer | ON Semiconductor | Infineon | ON Semiconductor | ON Semiconductor | Keystone Electronics | TE Connectivity |
| Package Type | SOT23 (3-Pin) | SOT23 (6-Pin) | SOT23 (3-Pin) | SOT23 (3-Pin) | Other | Other |
| Pin Count | 3 | 6 | 3 | 3 | 4 | 10 |
| Temperature Range | ~ 150.0°C | -55.0°C ~ 150.0°C | -65.0°C ~ 150.0°C | ~ 150.0°C | — | -55.0°C ~ 105.0°C |
| Price | $0.0920 | $0.0337 | $0.0284 | $0.0812 | $0.1724 | $0.7388 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | 318 | — | 318 | 318 | — | — |
| YTEOL | 6.82 | 6 | 6.1 | 7 | 8 | 9.1 |
| Configuration | SINGLE | SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE | SERIES CONNECTED, CENTER TAP, 2 ELEMENTS | SINGLE | — | — |
| DS Breakdown Voltage-Min | 25 V | 60 V | — | — | — | — |
| FET Technology | JUNCTION | METAL-OXIDE SEMICONDUCTOR | — | — | — | — |
| Feedback Cap-Max (Crss) | 2.5 pF | 3 pF | — | — | — | — |
| Highest Frequency Band | ULTRA HIGH FREQUENCY BAND | — | — | — | — | — |
| JEDEC-95 Code | TO-236 | — | TO-236AA | TO-236AB | — | — |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G6 | R-PDSO-G3 | R-PDSO-G3 | — | — |
| JESD-609 Code | e3 | e3 | e3 | e3 | — | e3 |
| Number of Elements | 1 | 2 | 2 | 1 | — | — |
| Operating Mode | DEPLETION MODE | ENHANCEMENT MODE | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — | — |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | — | — |
| Polarity/Channel Type | N-CHANNEL | N-CHANNEL | — | PNP | — | — |
| Power Dissipation-Max (Abs) | 0.225 W | 0.5 W | — | 0.31 W | — | — |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | — | — |
| Surface Mount | YES | YES | YES | YES | — | — |
| Terminal Finish | Matte Tin (Sn) - annealed | Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) - annealed | — | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | — | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | — | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | 30 | — | — |
| Transistor Application | AMPLIFIER | SWITCHING | — | SWITCHING | — | — |
| Transistor Element Material | SILICON | SILICON | — | SILICON | — | — |
| Additional Feature | — | AVALANCHE RATED, LOGIC LEVEL COMPATIBLE | LOW LEAKAGE CURRENT | — | — | TOP ENTRY |
| Drain Current-Max (ID) | — | 0.3 A | — | — | — | — |
| Drain-source On Resistance-Max | — | 3 Ω | — | — | — | — |
| Power Dissipation Ambient-Max | — | 0.5 W | — | — | — | — |
| Factory Lead Time | — | — | 12 Weeks | 10 Weeks | — | 32 Weeks, 4 Days |
| Application | — | — | GENERAL PURPOSE | — | — | — |
| Breakdown Voltage-Min | — | — | 70 V | — | — | — |
| Diode Element Material | — | — | SILICON | — | — | — |
| Diode Type | — | — | RECTIFIER DIODE | — | — | — |
| Forward Voltage-Max (VF) | — | — | 0.9 V | — | — | — |
| Non-rep Pk Forward Current-Max | — | — | 2 A | — | — | — |
| Number of Phases | — | — | 1 | — | — | — |
| Output Current-Max | — | — | 0.215 A | — | — | — |
| Power Dissipation-Max | — | — | 0.225 W | — | — | — |
| Reference Standard | — | — | AEC-Q101 | — | — | UL |
| Rep Pk Reverse Voltage-Max | — | — | 70 V | — | — | — |
| Reverse Current-Max | — | — | 5000 µA | — | — | — |
| Reverse Recovery Time-Max | — | — | 3 µs | — | — | — |
| Reverse Test Voltage | — | — | 70 V | — | — | — |
| Collector Current-Max (IC) | — | — | — | 1 A | — | — |
| Collector-Emitter Voltage-Max | — | — | — | 30 V | — | — |
| DC Current Gain-Min (hFE) | — | — | — | 40 | — | — |
| Transition Frequency-Nom (fT) | — | — | — | 100 MHz | — | — |
| Terminal and Terminal Block Type | — | — | — | — | POWER TERMINAL | — |
| Board Mounting Option | — | — | — | — | — | SOLDERABLE RETENTION CLIPS |
| Body Breadth | — | — | — | — | — | 0.199 inch |
| Body Depth | — | — | — | — | — | 0.276 inch |
| Body Length | — | — | — | — | — | 0.5 inch |
| Body/Shell Style | — | — | — | — | — | RECEPTACLE |
| Connector Type | — | — | — | — | — | BOARD CONNECTOR |
| Contact Finish Mating | — | — | — | — | — | NOT APPLICABLE |
| Contact Finish Termination | — | — | — | — | — | Tin (Sn) |
| Contact Gender | — | — | — | — | — | FEMALE |
| Contact Material | — | — | — | — | — | NOT APPLICABLE |
| Contact Pattern | — | — | — | — | — | RECTANGULAR |
| Contact Style | — | — | — | — | — | BELLOWED TYPE |
| DIN Conformance | — | — | — | — | — | NO |
| EMI Shielded | — | — | — | — | — | NO |
| Empty Shell | — | — | — | — | — | YES |
| Filter Feature | — | — | — | — | — | NO |
| IEC Conformance | — | — | — | — | — | NO |
| Insulation Resistance | — | — | — | — | — | 5000000000 Ω |
| Insulator Color | — | — | — | — | — | BLACK |
| Insulator Material | — | — | — | — | — | GLASS FILLED POLYESTER |
| MIL Conformance | — | — | — | — | — | NO |
| Mains Connector Rating | — | — | — | — | — | 3A |
| Mating Contact Pitch | — | — | — | — | — | 0.1 inch |
| Mating Contact Row Spacing | — | — | — | — | — | 0.1 inch |
| Mixed Contacts | — | — | — | — | — | NO |
| Mounting Style | — | — | — | — | — | STRAIGHT |
| Mounting Type | — | — | — | — | — | BOARD |
| Number Of Connectors | — | — | — | — | — | ONE |
| Number Of PCB Rows | — | — | — | — | — | 2 |
| Number of Ports | — | — | — | — | — | 1 |
| Number of Rows Loaded | — | — | — | — | — | 2 |
| Option | — | — | — | — | — | GENERAL PURPOSE |
| PCB Contact Pattern | — | — | — | — | — | RECTANGULAR |
| PCB Contact Row Spacing | — | — | — | — | — | 2.54 mm |
| Panel Mount | — | — | — | — | — | NO |
| Plating Thickness | — | — | — | — | — | 30u inch |
| Rated Current (Signal) | — | — | — | — | — | 3 A |
| Terminal Length | — | — | — | — | — | 0.122 inch |
| Terminal Pitch | — | — | — | — | — | 2.54 mm |
| Termination Type | — | — | — | — | — | SOLDER |
| Total Number of Contacts | — | — | — | — | — | 5 |
| UL Flammability Code | — | — | — | — | — | 94V-0 |
| Connector Profile Standard | — | — | — | — | — | Configuration Features: Number of Rows 2 |
| PCB Mount Orientation Vertical | — | — | — | — | — | Stackable Yes |
| Contact Base Material Phosphor Bronze | — | — | — | — | — | Mating Square Post Dimension .63 MM |
| Contact Shape & Form Square | — | — | — | — | — | Mating Pin Diameter .63 MM |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 5 alternatives for MMBFJ309LT1G — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for MMBFJ309LT1G is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating MMBFJ309LT1G replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to MMBFJ309LT1G?
Known equivalents for MMBFJ309LT1G include 2N7002DWH6327XTSA1, SBAV199LT1G, MMBT589LT1G. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MMBFJ309LT1G?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify MMBFJ309LT1G alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.