SDURB1060 Equivalent & Substitute Parts

Part Overview

The SDURB1060 is a general-purpose rectifier diode manufactured by SMC Diode Solutions, rated for 600 V DC reverse voltage with fast recovery characteristics. This surface mount component is packaged in the D2PAK (TO-263-3) configuration and is currently in active production status. The SDURB1060 operates across a junction temperature range of -55°C to 150°C and complies with RoHS3 and REACH regulations.

Substitute parts are identified based on matching electrical specifications and mechanical compatibility within the D2PAK package family. Alternative components may be required due to inventory availability, specific application performance requirements, or supply chain considerations.

Key Parameters

Parameter	SDURB1060 Specification
Voltage - DC Reverse (Vr) (Max)	600 V
Current - Average Rectified (Io)	Not specified
Voltage - Forward (Vf) (Max) @ If	2.2 V @ 10 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	32 ns
Current - Reverse Leakage @ Vr	10 µA @ 600 V
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Operating Temperature - Junction	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the SDURB1060 are qualified based on the following criteria:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 600 V
Mounting Type: Surface Mount
Package / Case: TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)
RoHS3 Compliance
MSL Rating: 1 (Unlimited)

Allowable Variation Parameters:

Current - Average Rectified (Io): Substitute parts may have equal or higher current ratings
Voltage - Forward (Vf) (Max) @ If: Substitute parts may have lower forward voltage at equivalent or higher current levels
Reverse Recovery Time (trr): Substitute parts may have equal or longer recovery times
Current - Reverse Leakage @ Vr: Substitute parts may have equal or higher leakage current
Operating Temperature - Junction (Max): Substitute parts may have equal or higher maximum junction temperature

All identified substitute parts maintain the D2PAK package configuration and 600 V reverse voltage rating, ensuring mechanical and electrical compatibility for direct replacement applications.

Parameter Comparison

Parameter	SDURB1060	STTH806G-TR	STTH12R06G	VS-ETL1506S-M3
Manufacturer	SMC Diode Solutions	STMicroelectronics	STMicroelectronics	Vishay General Semiconductor - Diodes Division
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	600 V	600 V
Current - Average Rectified (Io)	Not specified	8 A	12 A	15 A
Voltage - Forward (Vf) (Max) @ If	2.2 V @ 10 A	1.85 V @ 8 A	2.9 V @ 12 A	1.07 V @ 15 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	32 ns	55 ns	45 ns	210 ns
Current - Reverse Leakage @ Vr	10 µA @ 600 V	8 µA @ 600 V	45 µA @ 600 V	15 µA @ 600 V
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-263-3, D2PAK	TO-263-3, D2PAK	TO-263-3, D2PAK	TO-263-3, D2PAK
Operating Temperature - Junction (Max)	150°C	175°C	175°C	175°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts listed maintain active production status and full RoHS3 compliance, ensuring regulatory alignment with the SDURB1060. The following considerations apply to component selection:

STTH806G-TR (STMicroelectronics): This substitute provides an 8 A average rectified current rating with a 600 V reverse voltage specification. The forward voltage of 1.85 V @ 8 A is lower than the SDURB1060 specification, indicating improved efficiency at the 8 A operating point. The reverse recovery time of 55 ns exceeds the SDURB1060 specification of 32 ns. This component is suitable for applications where the 8 A current rating is sufficient and lower forward voltage drop is beneficial.

STTH12R06G (STMicroelectronics): This substitute provides a 12 A average rectified current rating with a 600 V reverse voltage specification. The forward voltage of 2.9 V @ 12 A is higher than the SDURB1060 specification at 10 A. The reverse recovery time of 45 ns exceeds the SDURB1060 specification. This component is suitable for higher current applications requiring the 12 A rating.

VS-ETL1506S-M3 (Vishay General Semiconductor - Diodes Division): This substitute provides a 15 A average rectified current rating with a 600 V reverse voltage specification. The forward voltage of 1.07 V @ 15 A represents the lowest forward voltage among all listed substitutes. The reverse recovery time of 210 ns significantly exceeds the SDURB1060 specification of 32 ns. This component is designated as part of the FRED Pt® series and is suitable for high-current applications where the 15 A rating and low forward voltage are required, with the understanding that recovery time characteristics differ substantially.

All substitute parts are packaged in the D2PAK configuration and maintain MSL 1 (Unlimited) moisture sensitivity ratings, ensuring compatibility with standard surface mount assembly processes.

Frequently Asked Questions (FAQ)

Q: Can STTH806G-TR be used as a direct replacement for SDURB1060?

A: STTH806G-TR is mechanically compatible as a D2PAK surface mount component with matching 600 V reverse voltage rating. However, the 8 A current rating and 55 ns reverse recovery time differ from the SDURB1060 specifications. Direct replacement is permissible only when the application current requirements do not exceed 8 A and the longer recovery time is acceptable for the circuit design.

Q: What is the primary difference between STTH12R06G and VS-ETL1506S-M3?

A: Both components share the 600 V reverse voltage rating and D2PAK package. STTH12R06G provides 12 A current capacity with 45 ns recovery time, while VS-ETL1506S-M3 provides 15 A current capacity with 210 ns recovery time. The VS-ETL1506S-M3 exhibits significantly lower forward voltage (1.07 V @ 15 A) compared to STTH12R06G (2.9 V @ 12 A), making it more efficient at higher current levels despite the longer recovery time.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. STTH806G-TR, STTH12R06G, and VS-ETL1506S-M3 are all ROHS3 Compliant, matching the SDURB1060 regulatory status.

Q: What does MSL 1 (Unlimited) mean for these components?

A: MSL 1 (Unlimited) indicates that these components have unlimited shelf life and do not require special moisture control during storage or handling. All listed parts, including the SDURB1060 and its substitutes, carry this rating.

Q: Can VS-ETL1506S-M3 be used in applications designed for SDURB1060?

A: VS-ETL1506S-M3 is mechanically and electrically compatible in terms of voltage rating and package configuration. However, the 210 ns reverse recovery time is substantially longer than the SDURB1060 specification of 32 ns. This difference may affect circuit performance in high-frequency switching applications. Compatibility depends on the specific circuit requirements and tolerance for recovery time variation.

Q: What is the significance of the D2PAK package designation?

A: D2PAK (TO-263-3) is a surface mount package with two leads plus a tab for thermal management. All listed parts use this identical package configuration, ensuring mechanical compatibility for PCB layout and assembly processes. The tab provides improved heat dissipation compared to leadless packages.

Q: How do forward voltage specifications affect component selection?

A: Forward voltage directly impacts power dissipation and circuit efficiency. Lower forward voltage (such as VS-ETL1506S-M3 at 1.07 V @ 15 A) reduces heat generation and improves efficiency. Selection should consider the application's current level and thermal management requirements.

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