What is a cross-reference page for MBRB1045T4G?
This page groups mapped replacement options for MBRB1045T4G so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
MBRB1045T4G replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for MBRB1045T4G, then verify package, specifications, and application fit before approval.
Compare MBRB1045T4G against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
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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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| Parameter Comparison Chart | Current part MBRB1045T4G ON Semiconductor |
|---|---|
| Part Number | MBRB1045T4G |
| Manufacturer | ON Semiconductor |
| Category | Discrete Semiconductor Products |
| Subcategory | Diodes - Rectifiers - Single |
| Package | TO-263-3 |
| Series | SWITCHMODE™ |
| Key Attributes | - |
| Description | DIODE SCHOTTKY 45V 10A D2PAK |
| Lifecycle | - |
| Stock | 142,036 |
| Available | 54,022 |
| Min Order | 1 |
| Datasheet | Available |
| Part Status | Active |
| Lifecycle Status | ACTIVE (Last Updated: 4 days ago) |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Min Operating Temperature | -65°C |
| Mounting Type | Surface Mount |
| Factory Lead Time | 8 Weeks |
| Published | 2005 |
| Packaging | Tape & Reel (TR) |
| Halogen Free | Halogen Free |
| Peak Reflow Temperature (Cel) | 260 |
| Terminal Form | GULL WING |
| Current Rating | 10A |
| Element Configuration | Single |
| Length | 10.29mm |
| Manufacturer | ON Semiconductor |
| Categories | Discrete Semiconductor Products |
| Package / Case | TO-263-3, D2Pak (2 Leads + Tab), TO-263AB |
| Subcategory | Rectifier Diodes |
| Additional Feature | FREE WHEELING DIODE |
| HTS Code | 8541.10.00.80 |
| Series | SWITCHMODE™ |
| Sub-Categories | Diodes - Rectifiers - Single |
| Case Connection | CATHODE |
| Surface Mount | YES |
| Contact Plating | Tin |
| Radiation Hardening | No |
| Reflow Temperature-Max (s) | 40 |
| Pbfree Code | yes |
| Number of Pins | 3 |
| Number of Terminations | 2 |
| Pin Count | 3 |
| Max Operating Temperature | 175°C |
| Polarity | Standard |
| Output Current | 10A |
| Height | 9.65mm |
| Voltage - Rated DC | 45V |
| Width | 4.83mm |
| Base Part Number | MBRB1045 |
| Manufacturer's Part No. | MBRB1045T4G |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| REACH SVHC | No SVHC |
| JESD-30 Code | R-PSSO-G2 |
| HTSUS | 8541.10.0080 |
| ECCN Code | EAR99 |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Operating Temperature - Junction | -65°C~175°C |
| Diode Type | Schottky |
| Number of Elements | 1 |
| Number of Phases | 1 |
| Diode Element Material | SILICON |
| Peak Reverse Current | 100μA |
| Forward Current | 10A |
| Average Rectified Current | 10A |
| Max Surge Current | 150A |
| Peak Non-Repetitive Surge Current | 150A |
| Max Forward Surge Current (Ifsm) | 150A |
| Application | POWER |
| Max Reverse Voltage (DC) | 45V |
| Max Repetitive Reverse Voltage (Vrrm) | 45V |
| Max Reverse Leakage Current | 100μA |
| Current - Reverse Leakage @ Vr | 100μA @ 45V |
| Forward Voltage | 840mV |
| Voltage - Forward (Vf) (Max) @ If | 840mV @ 20A |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing MBRB1045T4G replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for MBRB1045T4G?
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 MBRB1045T4G 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 MBRB1045T4G?
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 MBRB1045T4G 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 MBRB1045T4G 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.