IRF640PBFAlternatives & Equivalent Parts
About IRF640PBF
IRF640PBF is a MOSFET (N-Channel) component manufactured by Vishay. 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 | IRF640PBFSource | DMN65D8LDW-7 | DTC144EKAT146 |
|---|---|---|---|
| Manufacturer | Vishay | Diodes Inc. | ROHM Semiconductor |
| Package Type | Transistor Outline, Vertical | SOT23 (6-Pin) | Other |
| Pin Count | 3 | 6 | 3 |
| Temperature Range | -55.0°C ~ 150.0°C | ~ 150.0°C | ~ 150.0°C |
| Price | $0.6550 | $0.0200 | $0.0565 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| Factory Lead Time | 12 Weeks | 12 Weeks | 18 Weeks |
| YTEOL | 6 | 7 | 7 |
| Avalanche Energy Rating (Eas) | 580 mJ | — | — |
| Configuration | SINGLE WITH BUILT-IN DIODE | SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE | SINGLE WITH BUILT-IN RESISTOR |
| DS Breakdown Voltage-Min | 200 V | 60 V | — |
| Drain Current-Max (ID) | 18 A | 0.15 A | — |
| Drain-source On Resistance-Max | 0.18 Ω | 8 Ω | — |
| FET Technology | METAL-OXIDE SEMICONDUCTOR | METAL-OXIDE SEMICONDUCTOR | — |
| Feedback Cap-Max (Crss) | 130 pF | — | — |
| JEDEC-95 Code | TO-220AB | — | — |
| JESD-30 Code | R-PSFM-T3 | R-PDSO-G6 | R-PDSO-G3 |
| JESD-609 Code | e3 | e3 | e1 |
| Number of Elements | 1 | 2 | 1 |
| Operating Mode | ENHANCEMENT MODE | ENHANCEMENT MODE | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Polarity/Channel Type | N-CHANNEL | N-CHANNEL | NPN |
| Power Dissipation-Max (Abs) | 125 W | 0.4 W | 0.2 W |
| Pulsed Drain Current-Max (IDM) | 72 A | — | — |
| Qualification Status | Not Qualified | — | Not Qualified |
| Surface Mount | NO | YES | YES |
| Terminal Finish | MATTE TIN | MATTE TIN | Tin/Silver/Copper (Sn/Ag/Cu) |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Position | SINGLE | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 10 |
| Transistor Application | SWITCHING | SWITCHING | AMPLIFIER |
| Transistor Element Material | SILICON | SILICON | SILICON |
| Additional Feature | — | HIGH RELIABILITY | BUILT-IN BIAS RESISTOR RATIO IS 1 |
| Collector Current-Max (IC) | — | — | 0.03 A |
| Collector-Emitter Voltage-Max | — | — | 50 V |
| DC Current Gain-Min (hFE) | — | — | 68 |
| Transition Frequency-Nom (fT) | — | — | 250 MHz |
| VCEsat-Max | — | — | 0.3 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 2 alternatives for IRF640PBF — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for IRF640PBF 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 IRF640PBF 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 IRF640PBF?
Known equivalents for IRF640PBF include DMN65D8LDW-7, DTC144EKAT146. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of IRF640PBF?
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 IRF640PBF 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.