What is a cross-reference page for FQB19N20TM?
This page groups mapped replacement options for FQB19N20TM so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
FQB19N20TM replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for FQB19N20TM, then verify package, specifications, and application fit before approval.
Compare FQB19N20TM 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 FQB19N20TM ON Semiconductor |
|---|---|
| Part Number | FQB19N20TM |
| Manufacturer | ON Semiconductor |
| Category | Discrete Semiconductor Products |
| Subcategory | Transistors - FETs, MOSFETs - Single |
| Package | TO-263-3 |
| Series | QFET® |
| Key Attributes | - |
| Description | MOSFET N-CH 200V 19.4A D2PAK |
| Lifecycle | - |
| Stock | 14,253 |
| Available | 40,532 |
| Min Order | 1 |
| Datasheet | Available |
| Terminal Finish | Tin (Sn) |
| Number of Elements | 1 |
| Turn On Delay Time | 20 ns |
| Rise Time | 190ns |
| Turn-Off Delay Time | 55 ns |
| Part Status | Active |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Factory Lead Time | 4 Weeks |
| Packaging | Tape & Reel (TR) |
| Terminal Form | GULL WING |
| Element Configuration | Single |
| Manufacturer | ON Semiconductor |
| Case Connection | DRAIN |
| 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 |
| Package / Case | TO-263-3, D2Pak (2 Leads + Tab), TO-263AB |
| Lifecycle Status | ACTIVE (Last Updated: 16 hours ago) |
| Resistance | 150mOhm |
| Weight | 1.31247g |
| Series | QFET® |
| Vgs (Max) | ±30V |
| Avalanche Energy Rating (Eas) | 250 mJ |
| Radiation Hardening | No |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Number of Pins | 3 |
| Number of Terminations | 2 |
| Voltage - Rated DC | 200V |
| Drive Voltage (Max Rds On,Min Rds On) | 10V |
| Vgs(th) (Max) @ Id | 5V @ 250μA |
| Gate to Source Voltage (Vgs) | 30V |
| Drain to Source Breakdown Voltage | 200V |
| Gate Charge (Qg) (Max) @ Vgs | 40nC @ 10V |
| Input Capacitance (Ciss) (Max) @ Vds | 1600pF @ 25V |
| Fall Time (Typ) | 80 ns |
| Rds On (Max) @ Id, Vgs | 150m Ω @ 9.7A, 10V |
| Pulsed Drain Current-Max (IDM) | 78A |
| Current Rating | 19.4A |
| Continuous Drain Current (ID) | 19.4A |
| Current - Continuous Drain (Id) @ 25°C | 19.4A Tc |
| Power Dissipation | 3.13W |
| Power Dissipation-Max | 3.13W Ta 140W Tc |
| Manufacturer's Part No. | FQB19N20TM |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| JESD-30 Code | R-PSSO-G2 |
| HTSUS | 8541.29.0095 |
| ECCN Code | EAR99 |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing FQB19N20TM replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for FQB19N20TM?
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 FQB19N20TM 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 FQB19N20TM?
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 FQB19N20TM 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 FQB19N20TM 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.
developer_board
Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
tune
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.