IRF4905PBFAlternatives & Equivalent Parts
About IRF4905PBF
IRF4905PBF is a MOSFET (P-Channel) component manufactured by Infineon. It comes in a Transistor Outline, Vertical 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 | IRF4905PBFSource | 2STR1215 | NJM2903DQ | RK73B1JTTD271J |
|---|---|---|---|---|
| Manufacturer | Infineon | STMicroelectronics | NJR | KOA Speer |
| Package Type | Transistor Outline, Vertical | SOT23 (3-Pin) | Dual-In-Line Packages | Resistor Chip |
| Pin Count | 3 | 3 | 8 | 2 |
| Temperature Range | -55.0°C ~ 175.0°C | ~ 150.0°C | — | -55.0°C ~ 155.0°C |
| Price | $0.8505 | $0.0769 | $0.2147 | $0.0014 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| YTEOL | 5.15 | 0 | — | 12 |
| Avalanche Energy Rating (Eas) | 930 mJ | — | — | — |
| Case Connection | DRAIN | — | — | — |
| Configuration | SINGLE WITH BUILT-IN DIODE | SINGLE | — | — |
| DS Breakdown Voltage-Min | 55 V | — | — | — |
| Drain Current-Max (ID) | 74 A | — | — | — |
| Drain-source On Resistance-Max | 0.02 Ω | — | — | — |
| FET Technology | METAL-OXIDE SEMICONDUCTOR | — | — | — |
| Feedback Cap-Max (Crss) | 640 pF | — | — | — |
| JEDEC-95 Code | TO-220AB | — | — | — |
| JESD-30 Code | R-PSFM-T3 | R-PDSO-G3 | — | — |
| JESD-609 Code | e3 | e3 | — | e3 |
| Number of Elements | 1 | 1 | — | — |
| Operating Mode | ENHANCEMENT MODE | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR PACKAGE |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | — | SMT |
| Peak Reflow Temperature (Cel) | 250 | 260 | — | — |
| Polarity/Channel Type | P-CHANNEL | NPN | — | — |
| Power Dissipation-Max (Abs) | 200 W | 0.5 W | — | — |
| Pulsed Drain Current-Max (IDM) | 260 A | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | — | — |
| Surface Mount | NO | YES | — | YES |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) | — | MATTE TIN OVER NICKEL |
| Terminal Form | THROUGH-HOLE | GULL WING | — | — |
| Terminal Position | SINGLE | DUAL | — | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — |
| Transistor Application | SWITCHING | SWITCHING | — | — |
| Transistor Element Material | SILICON | SILICON | — | — |
| Factory Lead Time | — | 14 Weeks | — | — |
| Collector Current-Max (IC) | — | 1.5 A | — | — |
| Collector-Emitter Voltage-Max | — | 15 V | — | — |
| DC Current Gain-Min (hFE) | — | 200 | — | — |
| Transition Frequency-Nom (fT) | — | 100 MHz | — | — |
| Pbfree Code | — | — | — | Yes |
| Reach Compliance Code | — | — | — | Compliant |
| Construction | — | — | — | Rectangular |
| Mounting Feature | — | — | — | SURFACE MOUNT |
| Package Height | — | — | — | 0.45 mm |
| Package Length | — | — | — | 1.6 mm |
| Package Width | — | — | — | 0.8 mm |
| Packing Method | — | — | — | TR, Punched Paper, 7 Inch |
| Rated Power Dissipation (P) | — | — | — | 0.125 W |
| Rated Temperature | — | — | — | 70 °C |
| Reference Standard | — | — | — | AEC-Q200, IEC60115-8 |
| Resistance | — | — | — | 270 Ω |
| Resistor Type | — | — | — | FIXED RESISTOR |
| Size Code | — | — | — | 0603 |
| Technology | — | — | — | METAL GLAZE/THICK FILM |
| Temperature Coefficient | — | — | — | 200 ppm/°C |
| Terminal Shape | — | — | — | WRAPAROUND |
| Tolerance | — | — | — | 5% |
| Working Voltage | — | — | — | 75 V |
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 3 alternatives for IRF4905PBF — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for IRF4905PBF 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 IRF4905PBF 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 IRF4905PBF?
Known equivalents for IRF4905PBF include 2STR1215, NJM2903DQ, RK73B1JTTD271J. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of IRF4905PBF?
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 IRF4905PBF 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.