MBR2030CTL Equivalent & Substitute Parts

Part Overview

The MBR2030CTL is a Schottky diode array manufactured by onsemi in the SWITCHMODE™ series. This component features a 1 Pair Common Cathode configuration rated for 30 V DC reverse voltage and 10 A average rectified current per diode. The device is packaged in a Through Hole TO-220-3 format and operates across a junction temperature range of -65°C to 175°C.

The MBR2030CTL is classified as Obsolete, which necessitates identification of equivalent and substitute components for ongoing design requirements and production continuity. Substitute parts must maintain functional compatibility while meeting current availability and compliance standards.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	30 V
Current - Average Rectified (Io) (per Diode)	10 A
Voltage - Forward (Vf) (Max) @ If	520 mV @ 10 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	5 mA @ 30 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 MBR2030CTL is determined by the following critical parameters:

Primary Substitution Criteria:

Diode Configuration: 1 Pair Common Cathode
Mounting Type: Through Hole
Package / Case: TO-220-3
Technology: Schottky or Super Barrier (functionally compatible fast recovery rectifiers)

Electrical Performance Criteria:

Voltage - DC Reverse (Vr) (Max): Equal to or greater than 30 V
Current - Average Rectified (Io) (per Diode): Equal to or greater than 10 A
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)

Compliance Criteria:

RoHS Status: ROHS3 Compliant preferred for new designs
REACH Status: REACH Unaffected

Substitute parts are grouped into two categories:

Direct Equivalent: MBR2030CTLG maintains identical electrical specifications (30 V, 10 A) with improved compliance status (ROHS3 Compliant, Last Time Buy status).

Functional Equivalents: Parts with equal or higher voltage ratings and equal or higher current ratings that maintain the same package, configuration, and fast recovery speed characteristics. These include Diodes Incorporated SBR® series components and Micro Commercial Co MBR20100CT-BP, which provide enhanced performance margins while maintaining pin compatibility and thermal characteristics.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Speed	Package	Product Status	RoHS Status
MBR2030CTL	onsemi	30 V	10 A	520 mV @ 10 A	Fast Recovery ≤ 500ns	TO-220-3	Obsolete	RoHS non-compliant
MBR2030CTLG	onsemi	30 V	10 A	520 mV @ 10 A	Fast Recovery ≤ 500ns	TO-220-3	Last Time Buy	ROHS3 Compliant
MBR20100CT-BP	Micro Commercial Co	100 V	10 A	950 mV @ 20 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10100CT	Diodes Incorporated	100 V	5 A	800 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10150CT	Diodes Incorporated	150 V	5 A	920 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR1060CT	Diodes Incorporated	60 V	5 A	680 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10U100CT	Diodes Incorporated	100 V	5 A	670 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10U150CT	Diodes Incorporated	150 V	5 A	880 mV @ 10 A	Standard Recovery >500ns	TO-220-3	Active	ROHS3 Compliant
SBR10U200CT	Diodes Incorporated	200 V	5 A	820 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10U40CT	Diodes Incorporated	40 V	5 A	440 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant
SBR10U60CT	Diodes Incorporated	60 V	5 A	480 mV @ 5 A	Fast Recovery ≤ 500ns	TO-220-3	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Replacement (Identical Specifications):

MBR2030CTLG is the direct equivalent to MBR2030CTL, maintaining identical electrical specifications of 30 V reverse voltage and 10 A average rectified current. MBR2030CTLG offers improved compliance status with ROHS3 Compliant certification and Last Time Buy product status, making it the preferred choice for designs requiring exact electrical performance matching. This part is suitable for direct substitution in existing applications without circuit modification.

Higher Voltage Rating Substitutes (Active Status):

MBR20100CT-BP from Micro Commercial Co provides 100 V reverse voltage rating with maintained 10 A current capacity. This part is Active status and ROHS3 Compliant. The elevated voltage rating provides additional design margin for applications operating below 30 V nominal conditions.

Current-Limited Substitutes (Active Status, Enhanced Availability):

The Diodes Incorporated SBR® series components (SBR10100CT, SBR10150CT, SBR1060CT, SBR10U100CT, SBR10U150CT, SBR10U200CT, SBR10U40CT, SBR10U60CT) are all Active status with ROHS3 Compliant certification. These parts feature 5 A average rectified current per diode, which is 50% of the MBR2030CTL rating. These substitutes are suitable only for applications where the circuit design accommodates parallel diode configurations or where the actual operating current does not exceed 5 A per diode. Voltage ratings range from 40 V to 200 V, providing selection flexibility for various circuit requirements.

Compliance Considerations:

All recommended substitute parts carry ROHS3 Compliant status, addressing regulatory requirements for new designs. The MBR2030CTL is RoHS non-compliant; therefore, MBR2030CTLG or higher-rated alternatives should be selected for applications subject to RoHS compliance mandates.

Frequently Asked Questions (FAQ)

Q: Can MBR2030CTLG be used as a direct replacement for MBR2030CTL?

A: Yes. MBR2030CTLG maintains identical electrical specifications (30 V, 10 A, 520 mV forward voltage, fast recovery speed) and package configuration (TO-220-3). The primary differences are improved RoHS compliance status and Last Time Buy product status. No circuit modifications are required.

Q: What is the difference between Schottky and Super Barrier diode technologies in these substitutes?

A: Both technologies are fast recovery rectifiers suitable for switching applications. Schottky diodes (MBR series) and Super Barrier diodes (SBR series) both meet the Fast Recovery ≤ 500ns speed requirement. The specific forward voltage and leakage characteristics differ between technologies, but both are functionally compatible for the application category.

Q: Can SBR10100CT replace MBR2030CTL in all applications?

A: SBR10100CT has a 5 A current rating compared to MBR2030CTL's 10 A rating. This part is suitable only if the circuit design operates at 5 A or below per diode, or if parallel diode configurations are implemented. The 100 V voltage rating exceeds the 30 V requirement, providing voltage margin. Verify actual circuit current requirements before substitution.

Q: Why do some substitute parts have higher voltage ratings than the original MBR2030CTL?

A: Higher voltage ratings provide additional design margin and allow the same component to be used across multiple voltage-class applications. A 100 V or 150 V rated diode operates safely at 30 V, with the excess voltage rating providing protection against transient overvoltages and design flexibility.

Q: Are all substitute parts available in the same TO-220-3 package?

A: Yes. All substitute parts listed are packaged in TO-220-3 format with Through Hole mounting type, ensuring mechanical and thermal compatibility with the original MBR2030CTL footprint and mounting requirements.

Q: What is the significance of "1 Pair Common Cathode" configuration?

A: This configuration indicates two diodes sharing a common cathode connection within a single package. All substitute parts maintain this same configuration, ensuring pin compatibility and functional equivalence in bridge rectifier and dual-diode applications.

Q: Which substitute part offers the best compliance for new designs?

A: MBR2030CTLG is the optimal choice for new designs, providing ROHS3 Compliant certification with identical electrical specifications to the original MBR2030CTL. For applications requiring higher voltage margins, MBR20100CT-BP offers Active status and ROHS3 Compliant certification with 100 V rating.

Q: Can multiple lower-current SBR parts be paralleled to achieve 10 A capacity?

A: Parallel diode configurations are possible but require careful circuit design to ensure current sharing. This approach introduces additional complexity and is not recommended as a standard substitution practice. Direct current-rated equivalents such as MBR2030CTLG or MBR20100CT-BP are preferred.

Q: What does "Last Time Buy" product status mean for MBR2030CTLG?

A: Last Time Buy status indicates that the manufacturer has announced end-of-life for this component. Existing inventory is available for purchase, but no future production is planned. For long-term production requirements, transition to Active status parts such as MBR20100CT-BP or SBR series components is recommended.

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