MSB12M-13 Equivalent & Substitute Parts

Part Overview

The MSB12M-13 is a single-phase bridge rectifier manufactured by Diodes Incorporated, rated for 1 kV peak reverse voltage with 1.2 A average rectified current. This component is classified as obsolete, making substitute parts necessary for new designs and ongoing production requirements. The part is surface-mounted in a 4-MSB package and complies with RoHS3 and REACH regulations.

Substiute Parts

MSB12M-13

Diodes IncorporatedIn Stock: 12110MSB12M-13 Datasheet

Current PartRFQ

ABS10A-13

Diodes IncorporatedIn Stock: 20253ABS10A-13 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MSB12M-13 is determined by the following critical parameters:

• Voltage Rating: Peak reverse voltage must equal or exceed 1 kV
• Current Rating: Average rectified current must meet or exceed 1.2 A
• Diode Configuration: Single-phase bridge rectifier topology
• Technology: Standard rectifier technology
• Mounting: Surface mount with compatible SMD package footprint
• Thermal Performance: Operating temperature range of -55°C ~ 150°C (TJ)
• Regulatory Compliance: RoHS3 and REACH status

The ABS10A-13 meets these substitution criteria with equivalent voltage and thermal specifications. The current rating of 1 A is lower than the original 1.2 A specification; however, this part is listed as the manufacturer-recommended substitute and maintains all other critical electrical and mechanical parameters.

Parameter Comparison

Engineering Selection Recommendations

The ABS10A-13 is the manufacturer-recommended substitute for the MSB12M-13. Both parts maintain identical voltage ratings, thermal operating ranges, and regulatory compliance status. The ABS10A-13 is currently in active production with higher inventory availability (20,206 pcs) compared to the obsolete MSB12M-13 (12,100 pcs remaining stock).

The primary design consideration is the current rating differential: the ABS10A-13 is rated for 1 A average rectified current versus the MSB12M-13's 1.2 A rating. Circuit designs operating at or below 1 A can directly substitute the ABS10A-13. Designs requiring the full 1.2 A capacity must evaluate alternative solutions or parallel configurations.

Both parts carry RoHS3 compliance and REACH unaffected/affected status as specified. The 4-SOPA package variant of the ABS10A-13 maintains 4-SMD footprint compatibility with gull-wing lead configuration.

Frequently Asked Questions (FAQ)

Q: Can the ABS10A-13 directly replace the MSB12M-13 in all applications?

A: Direct substitution is valid for circuits operating at 1 A or below. Applications requiring the full 1.2 A rating of the MSB12M-13 must evaluate the reduced current capacity of the ABS10A-13 against circuit requirements.

Q: Are the package footprints compatible between MSB12M-13 and ABS10A-13?

A: Both parts use 4-SMD surface-mount packages. The ABS10A-13 features a gull-wing lead configuration within the same footprint family, maintaining PCB layout compatibility.

Q: What is the difference in forward voltage between these parts?

A: The MSB12M-13 has a maximum forward voltage of 1.2 V at 1.2 A, while the ABS10A-13 has a maximum forward voltage of 1.1 V at 1 A. Forward voltage specifications are rated at their respective current levels.

Q: Why is the MSB12M-13 obsolete?

A: The MSB12M-13 is classified as obsolete by the manufacturer. The ABS10A-13 represents the active production alternative with equivalent electrical and thermal characteristics.

Q: Are both parts RoHS3 compliant?

A: Yes, both the MSB12M-13 and ABS10A-13 are RoHS3 compliant with MSL rating of 1 (Unlimited).