MBR2080CT Equivalent & Substitute Parts

Part Overview

The MBR2080CT is a Schottky diode array manufactured by onsemi, configured as 1 pair common cathode with 80 V reverse voltage rating and 10 A average rectified current per diode. The device is packaged in TO-220-3 through-hole format and operates across a junction temperature range of -65°C to 175°C. This part is classified as obsolete, necessitating identification of active equivalent and substitute components for new designs and ongoing production requirements.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	80 V
Current - Average Rectified (Io) (per Diode)	10 A
Voltage - Forward (Vf) (Max) @ If	850 mV @ 10 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	100 µA @ 80 V
Operating Temperature - Junction	-65°C ~ 175°C
Mounting Type	Through Hole
Package / Case	TO-220-3
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the MBR2080CT is determined by the following critical parameters:

Primary Substitution Criteria:

Diode configuration: 1 pair common cathode
Technology: Schottky
Voltage rating: 80 V DC reverse
Current rating: 10 A or higher average rectified current per diode
Package: TO-220-3 through-hole
Speed: Fast recovery ≤ 500ns

Compliance Considerations:

RoHS compliance status (original part is non-compliant; active substitutes are RoHS3 compliant)
Operating temperature range compatibility
Forward voltage characteristics at rated current

Substitute parts are grouped into two categories: direct equivalents from alternative manufacturers maintaining identical electrical specifications, and similar parts with enhanced current ratings or improved electrical characteristics suitable for the same application space.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Reverse Leakage @ Vr	Tj Range	Product Status	RoHS Status
MBR2080CT	onsemi	80 V	10 A	850 mV @ 10 A	100 µA @ 80 V	-65°C ~ 175°C	Obsolete	Non-compliant
MBR2080CTL	SMC Diode Solutions	80 V	—	750 mV @ 10 A	1 mA @ 80 V	-55°C ~ 150°C	Active	ROHS3 Compliant
MBR2080CTP	SMC Diode Solutions	80 V	—	850 mV @ 10 A	1 mA @ 80 V	-55°C ~ 150°C	Active	ROHS3 Compliant
MBR2080CT	SMC Diode Solutions	80 V	—	750 mV @ 10 A	1 mA @ 80 V	-55°C ~ 150°C	Active	ROHS3 Compliant
MBR3080CTE3/TU	Microchip Technology	80 V	15 A	800 mV @ 15 A	50 µA @ 80 V	-65°C ~ 175°C	Active	ROHS3 Compliant
MBR3080FCTE3/TU	Microchip Technology	80 V	15 A	800 mV @ 15 A	50 µA @ 80 V	-65°C ~ 175°C	Active	ROHS3 Compliant
SBR10100CT	Diodes Incorporated	100 V	5 A	800 mV @ 5 A	100 µA @ 100 V	-65°C ~ 150°C	Active	ROHS3 Compliant
SBR10150CT	Diodes Incorporated	150 V	5 A	920 mV @ 5 A	250 µA @ 150 V	-65°C ~ 150°C	Active	ROHS3 Compliant
SBR1060CT	Diodes Incorporated	60 V	5 A	680 mV @ 5 A	500 µA @ 60 V	-65°C ~ 150°C	Active	ROHS3 Compliant
SBR10U100CT	Diodes Incorporated	100 V	5 A	670 mV @ 5 A	200 µA @ 100 V	-65°C ~ 175°C	Active	ROHS3 Compliant
SBR10U150CT	Diodes Incorporated	150 V	5 A	880 mV @ 10 A	200 µA @ 150 V	-65°C ~ 175°C	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Equivalents (Recommended for Drop-In Replacement):

The MBR2080CTL and MBR2080CTP from SMC Diode Solutions are direct electrical equivalents maintaining the 80 V / 10 A specification with identical TO-220-3 packaging. Both parts are active and RoHS3 compliant. MBR2080CTL offers improved forward voltage characteristics (750 mV @ 10 A) compared to the original specification (850 mV @ 10 A). MBR2080CTP maintains the original forward voltage specification (850 mV @ 10 A). The SMC Diode Solutions MBR2080CT variant is also available as an active part with RoHS3 compliance and reduced forward voltage (750 mV @ 10 A).

Enhanced Current Rating Alternatives:

The MBR3080CTE3/TU and MBR3080FCTE3/TU from Microchip Technology provide 15 A current rating at the same 80 V voltage specification. These parts are active, RoHS3 compliant, and maintain the original operating temperature range (-65°C to 175°C). The increased current capacity provides design margin for applications requiring higher current handling.

Voltage/Current Trade-Off Options:

The Diodes Incorporated SBR series (SBR10100CT, SBR10150CT, SBR1060CT, SBR10U100CT, SBR10U150CT) offers alternative voltage ratings with reduced current ratings (5 A per diode). These parts employ Super Barrier technology and are suitable for applications where voltage rating flexibility is required. All SBR variants are active and RoHS3 compliant.

Compliance Status:

All substitute parts listed are RoHS3 compliant, addressing the non-compliant status of the original MBR2080CT. Selection should prioritize active parts from the direct equivalent group for applications requiring minimal design modification.

Frequently Asked Questions (FAQ)

Q: Can MBR2080CTL or MBR2080CTP be used as direct replacements for the obsolete MBR2080CT?

A: Yes. Both SMC Diode Solutions parts maintain the 80 V / 10 A electrical specification and TO-220-3 package. MBR2080CTL features lower forward voltage (750 mV @ 10 A) than the original (850 mV @ 10 A), while MBR2080CTP matches the original forward voltage specification. Both are active and RoHS3 compliant.

Q: What is the difference between MBR2080CTL and MBR2080CTP?

A: The primary difference is forward voltage specification. MBR2080CTL specifies 750 mV @ 10 A, while MBR2080CTP specifies 850 mV @ 10 A, matching the original MBR2080CT. Both parts share identical voltage and current ratings, package type, and compliance status.

Q: Are the Microchip MBR3080 variants suitable substitutes?

A: The MBR3080CTE3/TU and MBR3080FCTE3/TU are suitable for applications where increased current capacity (15 A vs. 10 A) is beneficial. They maintain the 80 V voltage rating and TO-220-3 package. These parts are active, RoHS3 compliant, and restore the original operating temperature range (-65°C to 175°C).

Q: Why do some substitute parts show lower current ratings (5 A) than the original (10 A)?

A: The Diodes Incorporated SBR series parts employ Super Barrier technology optimized for different voltage/current trade-offs. SBR10100CT and SBR10150CT provide higher voltage ratings (100 V and 150 V respectively) at reduced current (5 A). These are suitable for applications where voltage margin is prioritized over current capacity.

Q: What is the impact of the operating temperature range difference between the original and SMC substitutes?

A: The original MBR2080CT operates from -65°C to 175°C, while SMC Diode Solutions variants (MBR2080CTL, MBR2080CTP) operate from -55°C to 150°C. Applications requiring the full -65°C to 175°C range should select Microchip MBR3080 variants or Diodes Incorporated SBR10U series, which maintain the extended temperature specification.

Q: Are all substitute parts RoHS compliant?

A: Yes. All listed substitute parts are RoHS3 compliant, addressing the non-compliant status of the original onsemi MBR2080CT. This compliance status is mandatory for new designs and production in regulated markets.

Q: What packaging options are available for these substitutes?

A: All substitute parts maintain the TO-220-3 through-hole package format. Packaging is specified as tube for SMC Diode Solutions and Microchip Technology variants, and tube for Diodes Incorporated SBR series. The through-hole mounting type is consistent across all alternatives.

Q: Can SBR1060CT be used in place of MBR2080CT?

A: SBR1060CT is not a direct substitute. It provides only 60 V reverse voltage rating compared to the required 80 V, and 5 A current rating compared to 10 A. This part is suitable only for applications with lower voltage and current requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message