What is a cross-reference page for FDV303N?
This page groups mapped replacement options for FDV303N so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
FDV303N replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for FDV303N, then verify package, specifications, and application fit before approval.
Compare FDV303N against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
No mapped replacement parts yet
This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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The left column stays visible so buyers can keep the spec label in view while scanning multiple alternatives.
| Parameter Comparison Chart | Current part FDV303N ON Semiconductor |
|---|---|
| Part Number | FDV303N |
| Manufacturer | ON Semiconductor |
| Category | Discrete Semiconductor Products |
| Subcategory | Transistors - FETs, MOSFETs - Single |
| Package | SOT-23 |
| Series | - |
| Key Attributes | - |
| Description | MOSFET N-CH 25V 680MA SOT-23 |
| Lifecycle | - |
| Stock | 72,710 |
| Available | 10,369 |
| Min Order | 1 |
| Datasheet | Available |
| Turn-Off Delay Time | 17 ns |
| Number of Channels | 1 |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Number of Elements | 1 |
| Turn On Delay Time | 3 ns |
| Terminal Finish | TIN |
| Dual Supply Voltage | 25V |
| Rise Time | 8.5ns |
| JESD-609 Code | e3 |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| ECCN Code | EAR99 |
| Part Status | Active |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Published | 1997 |
| Packaging | Tape & Reel (TR) |
| Factory Lead Time | 10 Weeks |
| Termination | SMD/SMT |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Max Junction Temperature (Tj) | 150°C |
| Element Configuration | Single |
| Manufacturer | ON Semiconductor |
| Power Dissipation | 350mW |
| Height | 1.11mm |
| Operating Mode | ENHANCEMENT MODE |
| Subcategory | FET General Purpose Power |
| Technology | MOSFET (Metal Oxide) |
| FET Type | N-Channel |
| Sub-Categories | Transistors - FETs, MOSFETs - Single |
| Categories | Discrete Semiconductor Products |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Operating Temperature | -55°C~150°C TJ |
| Lifecycle Status | ACTIVE (Last Updated: 16 hours ago) |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
| Vgs(th) (Max) @ Id | 1.5V @ 250μA |
| Drive Voltage (Max Rds On,Min Rds On) | 2.7V 4.5V |
| Contact Plating | Tin |
| Radiation Hardening | No |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Number of Pins | 3 |
| Vgs (Max) | ±8V |
| Gate to Source Voltage (Vgs) | 8V |
| Number of Terminations | 3 |
| Width | 3.05mm |
| Drain to Source Breakdown Voltage | 25V |
| Voltage - Rated DC | 25V |
| Power Dissipation-Max | 350mW Ta |
| Length | 2.92mm |
| Threshold Voltage | 800mV |
| Input Capacitance (Ciss) (Max) @ Vds | 50pF @ 10V |
| Voltage | 20V |
| Current | 12A |
| Current - Continuous Drain (Id) @ 25°C | 680mA Ta |
| Continuous Drain Current (ID) | 680mA |
| Gate Charge (Qg) (Max) @ Vgs | 2.3nC @ 4.5V |
| Fall Time (Typ) | 8.5 ns |
| Nominal Vgs | 800 mV |
| Resistance | 450mOhm |
| Current Rating | 680mA |
| Rds On (Max) @ Id, Vgs | 450m Ω @ 500mA, 4.5V |
| Manufacturer's Part No. | FDV303N |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing FDV303N replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for FDV303N?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for FDV303N alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to FDV303N?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is FDV303N obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to FDV303N from ON Semiconductor is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.