MBR2560CT Equivalent & Substitute Parts

Part Overview

The MBR2560CT is a Schottky diode array manufactured by Diodes Incorporated, configured as 1 pair common cathode with 60 V reverse voltage rating and 15 A average rectified current per diode. The device is packaged in TO-220-3 through-hole configuration and is rated for automotive applications with AEC-Q101 qualification. The product status is obsolete, necessitating identification of equivalent and substitute components for ongoing design support and procurement.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	60 V
Current - Average Rectified (Io) (per Diode)	15 A
Voltage - Forward (Vf) (Max) @ If	750 mV @ 15 A
Speed	Fast Recovery ≤ 500 ns, > 200 mA (Io)
Current - Reverse Leakage @ Vr	1 mA @ 60 V
Operating Temperature - Junction	-65°C ~ 150°C
Mounting Type	Through Hole
Package / Case	TO-220-3
RoHS Status	ROHS3 Compliant
Grade	Automotive
Qualification	AEC-Q101

Substitute Part Grouping Explanation

Substitution of the MBR2560CT is determined by the following critical parameters:

Primary Substitution Criteria:

Diode configuration: 1 pair common cathode
Technology: Schottky
Voltage rating: 60 V DC reverse (Vr)
Current rating: 15 A average rectified (Io) per diode
Package type: TO-220-3 through-hole
Speed classification: Fast recovery ≤ 500 ns

Secondary Compatibility Factors:

Forward voltage (Vf) at rated current
Reverse leakage current
Operating temperature range
RoHS and regulatory compliance

Substitute parts are grouped into two categories:

Category A - Direct Electrical Equivalents (15 A Rating): Parts with identical 60 V / 15 A electrical specifications and TO-220-3 packaging. These include MBR1560CT, MBR1560CT-E3/45, MBR3060CTE3/TU, MBR3060CTP, SBR3060CT, 30CTQ060, and DSB30C60PB.

Category B - Higher Current Capability (30 A Rating): Parts with 60 V / 30 A specifications in TO-220-3 packaging. These include MBR3060CT, DSA60C60PB, and DSB60C60PB. These parts provide increased current capacity while maintaining voltage compatibility and are suitable for applications requiring higher current margins.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Reverse Leakage @ Vr	Tj (Operating)	Package	Product Status
MBR2560CT	Diodes Incorporated	60 V	15 A	750 mV @ 15 A	1 mA @ 60 V	-65°C ~ 150°C	TO-220-3	Obsolete
MBR1560CT	Taiwan Semiconductor Corporation	60 V	15 A	750 mV @ 7.5 A	300 µA @ 60 V	-55°C ~ 150°C	TO-220-3	Discontinued at DiGi Electronics
MBR1560CT-E3/45	Vishay General Semiconductor - Diodes Division	60 V	7.5 A	750 mV @ 7.5 A	1 mA @ 60 V	-65°C ~ 175°C	TO-220-3	Active
MBR3060CT	Taiwan Semiconductor Corporation	60 V	30 A	770 mV @ 15 A	200 µA @ 60 V	-55°C ~ 150°C	TO-220-3	Active
MBR3060CTE3/TU	Microchip Technology	60 V	15 A	750 mV @ 15 A	50 µA @ 60 V	-65°C ~ 175°C	TO-220-3	Active
MBR3060CTP	Diodes Incorporated	60 V	15 A	750 mV @ 15 A	100 µA @ 60 V	-65°C ~ 175°C	TO-220-3 Isolated Tab	Obsolete
SBR3060CT	Diodes Incorporated	60 V	15 A	700 mV @ 15 A	500 µA @ 60 V	-65°C ~ 150°C	TO-220-3	Active
30CTQ060	SMC Diode Solutions	60 V	15 A	620 mV @ 15 A	1 mA @ 60 V	-55°C ~ 175°C	TO-220-3	Active
DSA60C60PB	IXYS	60 V	30 A	850 mV @ 30 A	500 µA @ 60 V	-55°C ~ 175°C	TO-220-3	Active
DSB30C60PB	IXYS	60 V	15 A	780 mV @ 15 A	10 mA @ 60 V	-55°C ~ 150°C	TO-220-3	Active
DSB60C60PB	IXYS	60 V	30 A	780 mV @ 30 A	20 mA @ 60 V	-55°C ~ 150°C	TO-220-3	Active

Engineering Selection Recommendations

For Direct Replacement (15 A Equivalent):

MBR3060CTE3/TU (Microchip Technology) is the preferred direct substitute. This part maintains identical electrical specifications to the MBR2560CT (60 V / 15 A), offers active product status with extended operating temperature range (-65°C ~ 175°C), and provides superior reverse leakage characteristics (50 µA @ 60 V). The part is ROHS3 compliant and suitable for automotive applications.

SBR3060CT (Diodes Incorporated) provides an alternative from the original manufacturer. This Super Barrier technology variant delivers lower forward voltage (700 mV @ 15 A) compared to the MBR2560CT (750 mV @ 15 A), maintains active product status, and is ROHS3 compliant. Operating temperature range matches the original specification (-65°C ~ 150°C).

30CTQ060 (SMC Diode Solutions) offers the lowest forward voltage (620 mV @ 15 A) among 15 A equivalents, extended operating temperature range (-55°C ~ 175°C), and active product status. This part is manufacturer-recommended and ROHS3 compliant.

DSB30C60PB (IXYS) provides electrical equivalence with active product status and ROHS3 compliance. Forward voltage specification (780 mV @ 15 A) is within acceptable tolerance of the original part.

For Higher Current Applications (30 A Capability):

MBR3060CT (Taiwan Semiconductor Corporation) provides 30 A current rating while maintaining 60 V voltage specification and TO-220-3 packaging. This part is active and ROHS3 compliant, suitable for applications requiring increased current margin.

DSA60C60PB (IXYS) and DSB60C60PB (IXYS) both offer 30 A ratings with active product status and ROHS3 compliance. These parts accommodate higher current requirements within the same package footprint.

Compliance Considerations:

All recommended substitutes are ROHS3 compliant. The MBR3060CTE3/TU and MBR1560CT-E3/45 offer extended upper operating temperature limits (175°C) compared to the original specification (150°C), providing thermal margin for demanding applications.

Frequently Asked Questions (FAQ)

Q: Can MBR1560CT-E3/45 replace MBR2560CT in all applications?

A: MBR1560CT-E3/45 has a reduced current rating of 7.5 A per diode compared to the MBR2560CT specification of 15 A. This part is suitable only for applications where the actual operating current does not exceed 7.5 A per diode. The voltage rating (60 V) and package type (TO-220-3) are compatible.

Q: What is the difference between Schottky and Super Barrier technology in these parts?

A: Both technologies are represented in the substitute list. SBR3060CT uses Super Barrier technology and delivers lower forward voltage (700 mV @ 15 A) compared to Schottky variants (750 mV @ 15 A). Both technologies maintain identical voltage ratings, current ratings, and fast recovery speed specifications. Technology selection depends on application requirements for forward voltage drop and power dissipation.

Q: Are the 30 A rated parts (MBR3060CT, DSA60C60PB, DSB60C60PB) direct replacements?

A: The 30 A rated parts are electrically compatible with the MBR2560CT in terms of voltage rating (60 V) and package type (TO-220-3). However, they provide higher current capacity. These parts are suitable for applications where the MBR2560CT operates near its current limit or where increased current margin is required. The higher current rating does not degrade performance in lower-current applications.

Q: What is the significance of the TO-220-3 Isolated Tab package variant (MBR3060CTP)?

A: MBR3060CTP uses an isolated tab variant (ITO-220S) instead of standard TO-220-3. The isolated tab provides electrical isolation between the mounting tab and the device substrate, eliminating the need for an isolation washer in applications requiring electrical isolation. This part is obsolete; active alternatives with standard TO-220-3 packaging are recommended.

Q: How do reverse leakage current specifications affect part selection?

A: Reverse leakage current varies among substitutes from 50 µA (MBR3060CTE3/TU) to 500 µA (SBR3060CT, DSA60C60PB). The original MBR2560CT specifies 1 mA @ 60 V. Lower reverse leakage reduces standby power dissipation and improves circuit efficiency. Parts with lower leakage (50-300 µA range) are preferred for low-power or battery-powered applications.

Q: What is the impact of operating temperature range differences?

A: The MBR2560CT specifies -65°C ~ 150°C. Substitutes with extended upper temperature limits (175°C) such as MBR3060CTE3/TU and MBR1560CT-E3/45 provide thermal margin for high-temperature environments. Extended lower temperature limits do not affect most applications. Selection depends on the specific thermal environment of the application.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts listed are ROHS3 compliant. REACH status varies: most parts are REACH Unaffected or REACH Affected. Verify REACH compliance requirements for your specific application and regulatory jurisdiction before final part selection.

Q: Can forward voltage differences between substitutes affect circuit performance?

A: Forward voltage varies from 620 mV (30CTQ060) to 850 mV (DSA60C60PB @ 30 A). The original MBR2560CT specifies 750 mV @ 15 A. Lower forward voltage reduces power dissipation and heat generation. In precision rectification circuits, forward voltage differences may require circuit adjustment. In general power rectification applications, variations within the 620-780 mV range are typically acceptable.

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