MMBF4393LT1GAlternatives & Equivalent Parts
About MMBF4393LT1G
MMBF4393LT1G is a Transistor 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 | MMBF4393LT1GSource | BAS19 | BAS19LT1G | TAJC226K025RNJ |
|---|---|---|---|---|
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor | AVX |
| Package Type | SOT23 (3-Pin) | SOT23 (3-Pin) | SOT23 (3-Pin) | Capacitor Moulded Polarised |
| Pin Count | 3 | 3 | 3 | 2 |
| Temperature Range | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 125.0°C |
| Price | $0.0737 | $0.0150 | $0.0120 | $0.2486 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| Manufacturer Package Code | 318 | 318BM | 318 | — |
| YTEOL | 6.5 | 0 | 6.1 | 6.7 |
| Configuration | SINGLE WITH BUILT-IN DIODE | SINGLE | SINGLE | — |
| DS Breakdown Voltage-Min | 30 V | — | — | — |
| Drain-source On Resistance-Max | 100 Ω | — | — | — |
| FET Technology | METAL-OXIDE SEMICONDUCTOR | — | — | — |
| Feedback Cap-Max (Crss) | 3.5 pF | — | — | — |
| JEDEC-95 Code | TO-236 | TO-236AB | TO-236AB | — |
| JESD-30 Code | R-PDSO-G3 | R-PDSO-G3 | R-PDSO-G3 | — |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Number of Elements | 1 | 1 | 1 | — |
| Operating Mode | ENHANCEMENT MODE | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMT |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — |
| Polarity/Channel Type | N-CHANNEL | — | — | — |
| Power Dissipation-Max (Abs) | 0.225 W | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Surface Mount | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) - annealed | MATTE TIN | Matte Tin (Sn) - annealed | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Form | GULL WING | GULL WING | GULL WING | — |
| Terminal Position | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — |
| Transistor Application | SWITCHING | — | — | — |
| Transistor Element Material | SILICON | — | — | — |
| Factory Lead Time | — | 4 Weeks | — | 13 Weeks |
| Application | — | GENERAL PURPOSE | GENERAL PURPOSE | — |
| Breakdown Voltage-Min | — | 120 V | — | — |
| Diode Element Material | — | SILICON | SILICON | — |
| Diode Type | — | RECTIFIER DIODE | RECTIFIER DIODE | — |
| Forward Voltage-Max (VF) | — | 1 V | 1.25 V | — |
| Non-rep Pk Forward Current-Max | — | 2 A | 2.5 A | — |
| Number of Phases | — | 1 | 1 | — |
| Output Current-Max | — | 0.2 A | 0.2 A | — |
| Power Dissipation-Max | — | 0.35 W | 0.225 W | — |
| Rep Pk Reverse Voltage-Max | — | 120 V | 120 V | — |
| Reverse Current-Max | — | 0.1 µA | — | — |
| Reverse Recovery Time-Max | — | 0.05 µs | 0.05 µs | — |
| Reverse Test Voltage | — | 100 V | — | — |
| Reach Compliance Code | — | — | — | Compliant |
| Additional Feature | — | — | — | ESR AND RIPPLE CURRENT IS MEASURED AT 100KHZ |
| Capacitance | — | — | — | 22 µF |
| Capacitor Type | — | — | — | TANTALUM CAPACITOR |
| Dielectric Material | — | — | — | TANTALUM (DRY/SOLID) |
| ESR | — | — | — | 1400 mΩ |
| Height | — | — | — | 2.6 mm |
| Leakage Current | — | — | — | 0.0055 mA |
| Mounting Feature | — | — | — | SURFACE MOUNT |
| Negative Tolerance | — | — | — | 10% |
| Packing Method | — | — | — | TR, PLASTIC, 7 INCH |
| Polarity | — | — | — | POLARIZED |
| Positive Tolerance | — | — | — | 10% |
| Rated (DC) Voltage (URdc) | — | — | — | 25 V |
| Ripple Current | — | — | — | 112 mA |
| Size Code | — | — | — | 2312 |
| Tan Delta | — | — | — | 0.06 |
| Terminal Shape | — | — | — | J BEND |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for MMBF4393LT1G 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 MMBF4393LT1G 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 MMBF4393LT1G?
Known equivalents for MMBF4393LT1G include BAS19, BAS19LT1G, TAJC226K025RNJ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of MMBF4393LT1G?
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 MMBF4393LT1G 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.