What is a cross-reference page for B0540W-7-F?
This page groups mapped replacement options for B0540W-7-F so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
B0540W-7-F replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for B0540W-7-F, then verify package, specifications, and application fit before approval.
Compare B0540W-7-F against mapped replacement options
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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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| Parameter Comparison Chart | Current part B0540W-7-F Diodes Incorporated |
|---|---|
| Part Number | B0540W-7-F |
| Manufacturer | Diodes Incorporated |
| Category | Discrete Semiconductor Products |
| Subcategory | Diodes - Rectifiers - Single |
| Package | SOD123 |
| Series | - |
| Key Attributes | - |
| Description | DIODE SCHOTTKY 40V 500MA SOD123 |
| Lifecycle | - |
| Stock | 123,998 |
| Available | 48,722 |
| Min Order | 1 |
| Datasheet | Available |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| HTSUS | 8541.10.0070 |
| ECCN Code | EAR99 |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Diode Type | Schottky |
| Number of Elements | 1 |
| Diode Element Material | SILICON |
| Operating Temperature - Junction | -65°C~150°C |
| Max Repetitive Reverse Voltage (Vrrm) | 40V |
| Reverse Voltage | 40V |
| Max Reverse Voltage (DC) | 40V |
| Forward Current | 500mA |
| Peak Reverse Current | 20μA |
| Peak Non-Repetitive Surge Current | 5.5A |
| Max Forward Surge Current (Ifsm) | 5.5A |
| Average Rectified Current | 500mA |
| Capacitance | 170pF |
| Voltage - Forward (Vf) (Max) @ If | 510mV @ 500mA |
| Forward Voltage | 620mV |
| Current - Reverse Leakage @ Vr | 20μA @ 40V |
| Part Status | Active |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Min Operating Temperature | -65°C |
| Mounting Type | Surface Mount |
| Published | 2006 |
| Factory Lead Time | 14 Weeks |
| Packaging | Tape & Reel (TR) |
| Current Rating | 500mA |
| Termination | SMD/SMT |
| Terminal Position | DUAL |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Max Junction Temperature (Tj) | 150°C |
| Element Configuration | Single |
| Width | 1.7mm |
| Categories | Discrete Semiconductor Products |
| Subcategory | Rectifier Diodes |
| Sub-Categories | Diodes - Rectifiers - Single |
| Manufacturer | Diodes Incorporated |
| Additional Feature | HIGH RELIABILITY |
| HTS Code | 8541.10.00.70 |
| Package / Case | SOD-123 |
| Max Power Dissipation | 410mW |
| Weight | 10.007382mg |
| Contact Plating | Tin |
| Radiation Hardening | No |
| Reflow Temperature-Max (s) | 40 |
| Mount | Surface Mount |
| Pbfree Code | yes |
| Number of Terminations | 2 |
| Height | 1.45mm |
| Number of Pins | 2 |
| Pin Count | 2 |
| Max Operating Temperature | 150°C |
| Output Current | 500mA |
| Length | 2.85mm |
| Polarity | Standard |
| Voltage - Rated DC | 40V |
| Base Part Number | B0540 |
| Capacitance @ Vr, F | 170pF @ 0V 1MHz |
| Manufacturer's Part No. | B0540W-7-F |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing B0540W-7-F replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for B0540W-7-F?
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 B0540W-7-F 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 B0540W-7-F?
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 B0540W-7-F 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 B0540W-7-F from Diodes Incorporated 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.