MBR60H100CT Equivalent & Substitute Parts

Part Overview

The MBR60H100CT is a Schottky diode array in a 1 Pair Common Cathode configuration rated for 100 V DC reverse voltage and 30 A average rectified current per diode. This component is packaged in a Through Hole TO-220-3 case and features fast recovery characteristics with a maximum forward voltage of 840 mV at 30 A. The MBR60H100CT is classified as obsolete, necessitating identification of active equivalent and substitute parts for ongoing design requirements and procurement needs.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	100 V
Current - Average Rectified (Io) (per Diode)	30 A
Voltage - Forward (Vf) (Max) @ If	840 mV @ 30 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	10 µA @ 100 V
Operating Temperature - Junction (Max)	175°C
Mounting Type	Through Hole
Package / Case	TO-220-3
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MBR60H100CT is determined by the following critical parameters:

Primary Substitution Criteria:

Diode Configuration: 1 Pair Common Cathode
Technology: Schottky
Voltage - DC Reverse (Vr) (Max): 100 V
Mounting Type: Through Hole
Package / Case: TO-220-3

Secondary Compatibility Factors:

Current - Average Rectified (Io) (per Diode): 30 A or higher
Voltage - Forward (Vf) (Max) @ If: Within acceptable operating range
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
Operating Temperature - Junction: 175°C or higher

Substitute parts are grouped into two categories:

Direct Equivalents: Parts with identical or superior electrical specifications across all critical parameters, maintaining full functional compatibility.

Similar Alternatives: Parts with the same core configuration and voltage rating but with variations in current rating, forward voltage characteristics, or temperature range. These require application-level verification of current and thermal requirements.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Tj (Max)	Package	Product Status	RoHS Status
MBR60H100CT	onsemi	100 V	30 A	840 mV @ 30 A	175°C	TO-220-3	Obsolete	Non-compliant
MBR60H100CTG	onsemi	100 V	30 A	840 mV @ 30 A	175°C	TO-220-3	Active	ROHS3 Compliant
MBR60100CT	SMC Diode Solutions	100 V	Not specified	900 mV @ 30 A	150°C	TO-220-3	Active	ROHS3 Compliant
SBR60100CT	SMC Diode Solutions	100 V	Not specified	850 mV @ 30 A	200°C	TO-220-3	Active	ROHS3 Compliant
MBRP3010NTU	Fairchild Semiconductor	100 V	30 A	1.05 V @ 30 A	150°C	TO-220-3	Active	Not specified
MBR30100CT-BP	Micro Commercial Co	100 V	30 A	850 mV @ 15 A	150°C	TO-220-3	Active	ROHS3 Compliant
SDT30A100CT	Diodes Incorporated	100 V	15 A	730 mV @ 15 A	150°C	TO-220-3	Active	ROHS3 Compliant
STPS40SM100CT	STMicroelectronics	100 V	20 A	810 mV @ 20 A	150°C	TO-220-3	Active	ROHS3 Compliant
V20M100M-E3/4W	Vishay General Semiconductor - Diodes Division	100 V	10 A	1.02 V @ 10 A	175°C	TO-220-3	Active	ROHS3 Compliant
V40100C-E3/4W	Vishay General Semiconductor - Diodes Division	100 V	20 A	730 mV @ 20 A	150°C	TO-220-3	Active	ROHS3 Compliant
VS-63CTQ100-M3	Vishay General Semiconductor - Diodes Division	100 V	30 A	1 V @ 60 A	175°C	TO-220-3	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Equivalent - Recommended Primary Replacement:

MBR60H100CTG (onsemi) is the direct equivalent of the MBR60H100CT. This part maintains identical electrical specifications including 100 V reverse voltage, 30 A average rectified current, and 840 mV forward voltage at 30 A. The MBR60H100CTG is Active in product status and ROHS3 Compliant, addressing the obsolescence of the original part while maintaining full functional compatibility. This part is available in Tube packaging with 1567 units in stock.

Active Alternatives with Full Current Rating:

VS-63CTQ100-M3 (Vishay General Semiconductor - Diodes Division) provides equivalent 30 A current rating and 100 V reverse voltage with Active product status and ROHS3 Compliance. Operating temperature range extends to 175°C, matching the original specification. Forward voltage is specified at 60 A, providing margin for the 30 A application.

MBRP3010NTU (Fairchild Semiconductor) maintains 30 A current rating and 100 V reverse voltage with Active status. Forward voltage is 1.05 V at 30 A, representing a 210 mV increase over the original specification. Operating temperature maximum is 150°C, 25°C lower than the original part.

Active Alternatives with Reduced Current Rating:

STPS40SM100CT (STMicroelectronics) provides 20 A current rating with 100 V reverse voltage and Active status. Forward voltage is 810 mV at 20 A, closely matching the original specification. This part is suitable for applications where the 30 A rating is not required.

V40100C-E3/4W (Vishay General Semiconductor - Diodes Division) offers 20 A current rating with 100 V reverse voltage and superior forward voltage of 730 mV at 20 A. ROHS3 Compliant and Active status.

SDT30A100CT (Diodes Incorporated) provides 15 A current rating with 100 V reverse voltage and excellent forward voltage of 730 mV at 15 A. Suitable for lower current applications.

V20M100M-E3/4W (Vishay General Semiconductor - Diodes Division) offers 10 A current rating with 100 V reverse voltage and 1.02 V forward voltage at 10 A. Operating temperature extends to 175°C.

MBR60100CT (SMC Diode Solutions) and SBR60100CT (SMC Diode Solutions) provide 100 V reverse voltage with Active status and ROHS3 Compliance. Current rating is not specified for MBR60100CT. SBR60100CT offers extended operating temperature to 200°C.

MBR30100CT-BP (Micro Commercial Co) maintains 30 A current rating and 100 V reverse voltage with Active status and ROHS3 Compliance. Forward voltage is specified at 15 A rather than 30 A, requiring application verification.

Frequently Asked Questions (FAQ)

Q: Can MBR60H100CTG be used as a direct replacement for MBR60H100CT?

A: Yes. MBR60H100CTG is the direct equivalent with identical electrical specifications: 100 V reverse voltage, 30 A average rectified current per diode, and 840 mV forward voltage at 30 A. The primary difference is product status (Active vs. Obsolete) and RoHS compliance (ROHS3 Compliant vs. Non-compliant). MBR60H100CTG is the recommended replacement.

Q: What is the difference between "Direct Equivalent" and "Similar Alternative" parts?

A: Direct Equivalents maintain all critical electrical specifications of the original part, ensuring drop-in compatibility. Similar Alternatives share the same core configuration (1 Pair Common Cathode Schottky diode, 100 V reverse voltage, TO-220-3 package) but may have different current ratings, forward voltage characteristics, or temperature ranges. Similar Alternatives require verification that the application requirements are met within the specified parameters.

Q: Can I use a 20 A rated part in place of the 30 A rated MBR60H100CT?

A: Substitution with a lower current-rated part is permissible only if the application's actual current requirements do not exceed the substitute part's rating. Parts such as STPS40SM100CT (20 A) and V40100C-E3/4W (20 A) are suitable only for applications where peak and average currents remain below 20 A. Circuit analysis must confirm that thermal and electrical stress remain within acceptable limits.

Q: What does "1 Pair Common Cathode" configuration mean?

A: This configuration contains two diodes with a shared cathode terminal. The three leads of the TO-220-3 package connect to the two anodes and the common cathode. All substitute parts listed maintain this identical configuration, ensuring pin-compatible operation.

Q: Are all substitute parts RoHS compliant?

A: Most active substitute parts listed are ROHS3 Compliant. MBRP3010NTU does not specify RoHS status in the provided data. If RoHS compliance is a design requirement, verify the specific part's certification status with the manufacturer.

Q: How do forward voltage differences affect circuit performance?

A: Forward voltage (Vf) determines the voltage drop across the diode during conduction. The original MBR60H100CT specifies 840 mV at 30 A. Substitute parts range from 730 mV to 1.05 V depending on the part and test current. Higher forward voltage increases power dissipation and heat generation. Lower forward voltage reduces losses. Circuit design must account for these differences in voltage regulation, thermal management, and efficiency calculations.

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

A: The original MBR60H100CT specifies a maximum junction temperature of 175°C. Some substitutes (MBRP3010NTU, MBR60100CT, MBR30100CT-BP, SDT30A100CT, V40100C-E3/4W) have a 150°C maximum, while SBR60100CT extends to 200°C and VS-63CTQ100-M3 matches at 175°C. Applications operating at elevated temperatures require parts with sufficient temperature ratings. Thermal design must ensure junction temperature remains below the part's maximum specification.

Q: What packaging options are available for substitute parts?

A: All substitute parts are packaged in TO-220-3 Through Hole configuration, maintaining mechanical compatibility with the original MBR60H100CT. Packaging variations (Tube, Bulk) affect handling and quantity per container but do not affect electrical or mechanical fit.

Q: Why is reverse leakage current specified at different values across parts?

A: Reverse leakage current (Ir) varies by manufacturer and part design. The original MBR60H100CT specifies 10 µA at 100 V. Substitutes range from 45 µA to 1 mA. Higher leakage increases standby power consumption and heat generation. Applications sensitive to leakage current should prioritize parts with lower specified values, such as STPS40SM100CT (45 µA) or V40100C-E3/4W (1 mA at 100 V).

Q: Can I substitute a part with a higher voltage rating than 100 V?

A: The provided substitute list contains only parts rated for 100 V reverse voltage. Higher voltage-rated parts are not included in this equivalency reference. If higher voltage capability is required, a separate component selection process is necessary.

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