MBR10150CT Equivalent & Substitute Parts

Part Overview

The MBR10150CT is a Schottky diode array in a 1 Pair Common Cathode configuration rated for 150 V DC reverse voltage and 5 A average rectified current per diode. Manufactured by Diodes Incorporated, this component is classified as Obsolete, which necessitates identification of active equivalent and substitute parts for ongoing design and procurement requirements. The part is housed in a TO-220-3 through-hole package and meets automotive-grade specifications including AEC-Q101 qualification.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	150 V
Current - Average Rectified (Io) (per Diode)	5 A
Voltage - Forward (Vf) (Max) @ If	890 mV @ 5 A
Speed	Fast Recovery ≤ 500 ns, > 200 mA (Io)
Current - Reverse Leakage @ Vr	500 µA @ 150 V
Operating Temperature - Junction	-55°C ~ 175°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 MBR10150CT is determined by the following critical parameters: diode configuration (1 Pair Common Cathode), technology (Schottky), reverse voltage rating (150 V), average rectified current per diode, forward voltage characteristics, fast recovery speed, operating temperature range, and through-hole TO-220-3 package compatibility.

Substitute parts are grouped into two categories:

Direct Parametric Equivalents: Parts that maintain the 5 A current rating and identical electrical specifications, differing only in product status or reverse leakage characteristics.

Functional Substitutes with Increased Current Rating: Parts rated for 10 A average rectified current per diode, which provide enhanced current capacity while maintaining the 150 V reverse voltage rating, common cathode configuration, fast recovery speed, and TO-220-3 package form factor. These substitutes are suitable for applications where the original 5 A specification provides insufficient margin or where higher current capability is required.

Parameter Comparison

Parameter	MBR10150CT (Diodes Inc.)	MBR10150CT-G1 (Diodes Inc.)	SBR10150CT (Diodes Inc.)	SBR10150CTL (SMC)	DST20150C (Littelfuse)	MBR10150CT (Taiwan Semi.)	MBR20150CT (Diotec)
Diode Configuration	1 Pair Common Cathode	1 Pair Common Cathode	1 Pair Common Cathode	1 Pair Common Cathode	1 Pair Common Cathode	1 Pair Common Cathode	1 Pair Common Cathode
Technology	Schottky	Schottky	Super Barrier	Schottky	Schottky	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	150 V	150 V	150 V	150 V	150 V	150 V	150 V
Current - Average Rectified (Io) (per Diode)	5 A	5 A	5 A	10 A	10 A	10 A	10 A
Voltage - Forward (Vf) (Max) @ If	890 mV @ 5 A	890 mV @ 5 A	920 mV @ 5 A	980 mV @ 5 A	1.2 V @ 10 A	980 mV @ 10 A	850 mV @ 10 A
Speed	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)
Current - Reverse Leakage @ Vr	500 µA @ 150 V	50 µA @ 150 V	250 µA @ 150 V	10 mA @ 150 V	150 µA @ 150 V	100 µA @ 150 V	5 µA @ 150 V
Operating Temperature - Junction	-55°C ~ 175°C	-55°C ~ 175°C	-65°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-50°C ~ 175°C
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	Not applicable
Product Status	Obsolete	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

For Direct Replacement (5 A Rating):

The MBR10150CT-G1 manufactured by Diodes Incorporated is the primary direct parametric equivalent. It maintains identical electrical specifications including 5 A average rectified current, 890 mV forward voltage at 5 A, and -55°C to 175°C operating temperature range. The MBR10150CT-G1 is Active in product status and ROHS3 compliant. The primary distinction is improved reverse leakage current (50 µA versus 500 µA), which represents enhanced device performance. This part is suitable for direct substitution in existing designs without circuit modification.

For Enhanced Current Capacity (10 A Rating):

When circuit design permits or requires increased current capacity, the following parts provide 10 A average rectified current per diode while maintaining 150 V reverse voltage and TO-220-3 package compatibility:

MBR20150CT (Diotec Semiconductor) offers the lowest forward voltage at 850 mV @ 10 A and the lowest reverse leakage current at 5 µA @ 150 V. Operating temperature range extends to 175°C. This part is suitable for applications requiring superior thermal performance and minimal power dissipation.

MBR10150CT (Taiwan Semiconductor Corporation) provides 980 mV forward voltage @ 10 A with 100 µA reverse leakage current and -55°C to 150°C operating temperature range.

DST20150C (Littelfuse Inc.) is manufacturer-recommended and rated for 10 A with 150 µA reverse leakage current. Forward voltage is specified at 1.2 V @ 10 A. This part is suitable for applications where Littelfuse qualification is required.

SBR10150CTL (SMC Diode Solutions) utilizes Super Barrier technology and is rated for 10 A with 980 mV forward voltage @ 5 A and 10 mA reverse leakage current. Operating temperature range is -55°C to 150°C.

Compliance Considerations:

All recommended substitutes maintain ROHS3 compliance and AEC-Q101 automotive qualification where applicable. The MBR10150CT-G1 is REACH Unaffected, while the original MBR10150CT is REACH Affected. For applications subject to REACH restrictions, the MBR10150CT-G1 is the preferred direct equivalent.

Frequently Asked Questions (FAQ)

Q: Can MBR10150CT-G1 be used as a direct replacement for the obsolete MBR10150CT?

A: Yes. The MBR10150CT-G1 maintains identical electrical specifications including 150 V reverse voltage, 5 A average rectified current per diode, 890 mV forward voltage at 5 A, and -55°C to 175°C operating temperature range. The part is Active in product status and requires no circuit modification. The primary improvement is reduced reverse leakage current (50 µA versus 500 µA).

Q: What is the difference between the 5 A and 10 A rated substitutes?

A: The original MBR10150CT and its direct equivalent MBR10150CT-G1 are rated for 5 A average rectified current per diode. Substitute parts rated for 10 A (SBR10150CTL, DST20150C, MBR10150CT from Taiwan Semiconductor, and MBR20150CT) provide double the current capacity while maintaining the same 150 V reverse voltage rating and TO-220-3 package. These higher-rated parts are suitable for applications requiring increased current margin or higher power handling capability.

Q: Are all substitute parts compatible with the TO-220-3 package footprint?

A: Yes. All listed substitute parts utilize the TO-220-3 through-hole package and are mechanically compatible with the original MBR10150CT footprint. Pin configuration remains consistent across all substitutes, enabling direct board-level replacement without PCB modification.

Q: Which substitute offers the lowest forward voltage drop?

A: The MBR20150CT (Diotec Semiconductor) offers the lowest forward voltage at 850 mV @ 10 A. For applications where power dissipation is critical, this part provides superior efficiency. However, this part is rated for 10 A, not the original 5 A specification.

Q: What is the significance of reverse leakage current differences among substitutes?

A: Reverse leakage current affects power dissipation and circuit performance at maximum reverse voltage. The MBR10150CT exhibits 500 µA reverse leakage, while the MBR10150CT-G1 reduces this to 50 µA. The MBR20150CT provides the lowest leakage at 5 µA. Lower reverse leakage current reduces standby power consumption and heat generation, particularly in high-voltage applications.

Q: Is the SBR10150CT (Super Barrier technology) equivalent to the original Schottky MBR10150CT?

A: The SBR10150CT maintains the same 150 V reverse voltage, 5 A current rating, and TO-220-3 package. However, it utilizes Super Barrier technology rather than standard Schottky technology, resulting in slightly higher forward voltage (920 mV versus 890 mV @ 5 A) and different reverse leakage characteristics (250 µA). The operating temperature range is -65°C to 150°C, which is narrower at the upper limit compared to the original -55°C to 175°C. This part is suitable for applications where the Super Barrier technology characteristics are acceptable.

Q: Which substitute is recommended for automotive applications?

A: The MBR10150CT-G1 (Diodes Incorporated) maintains AEC-Q101 automotive qualification and is the direct equivalent for automotive designs. For enhanced current capacity in automotive applications, the MBR20150CT (Diotec Semiconductor) and MBR10150CT (Taiwan Semiconductor Corporation) are suitable alternatives, though automotive qualification status should be verified with the respective manufacturers for specific application requirements.

Q: Can I use a 10 A rated substitute in a circuit designed for 5 A?

A: Yes. A 10 A rated part is suitable for use in a 5 A circuit. The higher current rating provides additional design margin and does not create incompatibility. However, verify that forward voltage characteristics and reverse leakage current are acceptable for the specific circuit application, as these parameters differ among substitutes.

Q: What is the difference between REACH Affected and REACH Unaffected status?

A: REACH Affected indicates the part may contain substances of concern regulated under the REACH directive and requires compliance documentation. REACH Unaffected indicates the part does not contain regulated substances. For applications subject to REACH compliance requirements, the MBR10150CT-G1 (REACH Unaffected) is preferred over the original MBR10150CT (REACH Affected).

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message