MBR10100CTP Equivalent & Substitute Parts

Part Overview

The MBR10100CTP is a Schottky diode array manufactured by Diodes Incorporated, configured as 1 pair common cathode with 100 V reverse voltage rating and 5 A average rectified current per diode. The device is packaged in TO-220-3 Isolated Tab through-hole configuration. This part is classified as obsolete, necessitating identification of active equivalent and substitute components that maintain functional compatibility within system designs.

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)	5 A
Voltage - Forward (Vf) (Max) @ If	850 mV @ 5 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	100 µA @ 100 V
Operating Temperature - Junction	-65°C ~ 175°C
Mounting Type	Through Hole
Package / Case	TO-220-3 Isolated Tab
RoHS Status	ROHS3 Compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MBR10100CTP 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 minimum
Current - Average Rectified (Io) (per Diode): 5 A minimum
Mounting Type: Through Hole
Package compatibility: TO-220-3 variants

Secondary Compatibility Factors:

Forward voltage (Vf) characteristics within acceptable operating range
Reverse leakage current specifications
Operating temperature range
RoHS and REACH compliance status

Substitute parts are grouped into three categories based on functional equivalence:

Category 1: Direct Electrical Equivalents (100 V, 5 A) Parts maintaining identical voltage and current ratings with compatible packaging.

Category 2: Enhanced Current Rating (100 V, ≥ 10 A) Parts with higher current capacity suitable for applications requiring additional margin.

Category 3: Enhanced Voltage Rating (≥ 150 V, 5 A) Parts with higher voltage ratings applicable to designs with elevated reverse voltage requirements.

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Reverse Leakage @ Vr	Tj (Max)	Package	Product Status
MBR10100CTP	Diodes Incorporated	100 V	5 A	850 mV @ 5 A	100 µA @ 100 V	175°C	TO-220-3 Isolated Tab	Obsolete
MBR10100CTF-G1	Diodes Incorporated	100 V	5 A	850 mV @ 5 A	100 µA @ 100 V	150°C	TO-220-3 Full Pack	Active
STPS10LCD100CFP	STMicroelectronics	100 V	5 A	840 mV @ 5 A	1.5 µA @ 100 V	175°C	TO-220-3 Full Pack	Active
MBR10100CT-BP	Micro Commercial Co	100 V	10 A	850 mV @ 5 A	200 µA @ 100 V	150°C	TO-220-3	Active
MBRF10100CT-E3/4W	Vishay General Semiconductor - Diodes Division	100 V	5 A	850 mV @ 5 A	100 µA @ 100 V	150°C	TO-220-3 Full Pack, Isolated Tab	Active
MBRF10H150CTG	onsemi	150 V	5 A	850 mV @ 5 A	45 µA @ 150 V	150°C	TO-220-3 Full Pack	Active
MBRF20100CTP	SMC Diode Solutions	100 V	Not Specified	900 mV @ 10 A	1 mA @ 100 V	150°C	TO-220-3 Full Pack, Isolated Tab	Active
MBRF30100CTP	SMC Diode Solutions	100 V	Not Specified	850 mV @ 15 A	1 mA @ 100 V	150°C	TO-220-3 Full Pack, Isolated Tab	Active
RB085T-90	Rohm Semiconductor	90 V	5 A	830 mV @ 5 A	150 µA @ 90 V	150°C	TO-220-3 Full Pack	Active
STPS10H100CFP	STMicroelectronics	100 V	5 A	730 mV @ 5 A	3.5 µA @ 100 V	175°C	TO-220-3 Full Pack	Active

Engineering Selection Recommendations

Primary Recommendation: MBR10100CTF-G1

MBR10100CTF-G1 is the manufacturer-recommended direct equivalent from Diodes Incorporated. This part maintains identical electrical specifications (100 V, 5 A, 850 mV forward voltage) and is active in production. The primary difference is packaging configuration (TO-220-3 Full Pack versus Isolated Tab). This part is ROHS3 compliant and suitable for direct substitution in applications where isolated tab functionality is not required.

Alternative Recommendation: STPS10H100CFP

STPS10H100CFP from STMicroelectronics provides equivalent voltage and current ratings with superior forward voltage characteristics (730 mV @ 5 A versus 850 mV). This part offers lower power dissipation and improved reverse leakage performance (3.5 µA @ 100 V). Operating temperature range extends to 175°C maximum, matching the original part. ROHS3 compliant and REACH unaffected.

Alternative Recommendation: MBRF10100CT-E3/4W

MBRF10100CT-E3/4W from Vishay General Semiconductor maintains identical electrical specifications and includes isolated tab packaging matching the original configuration. This part is active in production and ROHS3 compliant with REACH unaffected status.

Higher Current Option: MBR10100CT-BP

MBR10100CT-BP from Micro Commercial Co provides 10 A current rating at 100 V, offering increased current capacity for applications requiring additional margin. Electrical characteristics remain compatible with 850 mV forward voltage specification.

Higher Voltage Option: MBRF10H150CTG

MBRF10H150CTG from onsemi provides 150 V reverse voltage rating while maintaining 5 A current capacity. This part is suitable for applications with elevated reverse voltage requirements and offers improved reverse leakage characteristics (45 µA @ 150 V).

Lower Voltage Alternative: RB085T-90

RB085T-90 from Rohm Semiconductor operates at 90 V maximum reverse voltage with 5 A current rating. This part is suitable only for applications where 90 V rating is sufficient and offers marginally lower forward voltage (830 mV @ 5 A).

Frequently Asked Questions (FAQ)

Q: Can MBR10100CTF-G1 directly replace MBR10100CTP?

A: MBR10100CTF-G1 provides direct electrical equivalence with identical voltage (100 V), current (5 A), and forward voltage (850 mV @ 5 A) specifications. The primary difference is packaging: MBR10100CTF-G1 uses TO-220-3 Full Pack configuration while MBR10100CTP uses TO-220-3 Isolated Tab. Direct replacement is possible in applications where isolated tab functionality is not required for thermal or electrical isolation purposes.

Q: What is the difference between TO-220-3 Full Pack and TO-220-3 Isolated Tab?

A: TO-220-3 Full Pack configuration features a standard metal mounting tab that is electrically connected to one of the internal circuit nodes. TO-220-3 Isolated Tab configuration features a mounting tab that is electrically isolated from the internal circuit, allowing independent thermal management without affecting circuit operation. Selection depends on application requirements for electrical isolation between the mounting surface and the diode circuit.

Q: Can STPS10H100CFP replace MBR10100CTP?

A: STPS10H100CFP provides equivalent voltage (100 V) and current (5 A) ratings with improved forward voltage characteristics (730 mV @ 5 A versus 850 mV). This substitution is suitable for applications where lower power dissipation is beneficial. Operating temperature range extends to 175°C, matching the original part specification.

Q: When should MBR10100CT-BP be selected instead of direct equivalents?

A: MBR10100CT-BP provides 10 A current rating at 100 V reverse voltage, compared to 5 A for the original part. This higher current rating is suitable for applications requiring additional current capacity margin or where design specifications call for enhanced current handling capability.

Q: Is MBRF10H150CTG suitable for 100 V applications?

A: MBRF10H150CTG is rated for 150 V maximum reverse voltage, which exceeds the 100 V requirement of the original part. This part is suitable for 100 V applications and provides additional voltage margin. Selection of this part is appropriate when application requirements allow for higher voltage rating or when voltage margin is desired for design robustness.

Q: What compliance certifications are maintained across substitute parts?

A: All recommended substitute parts maintain ROHS3 compliance. Most substitute parts are REACH unaffected, with exceptions noted in the parameter comparison table. Specific compliance requirements for individual applications should be verified against the detailed specifications provided.

Q: Can RB085T-90 replace MBR10100CTP?

A: RB085T-90 operates at 90 V maximum reverse voltage, which is below the 100 V rating of the original part. This substitution is suitable only for applications where the actual operating voltage does not exceed 90 V and where the reduced voltage rating provides sufficient margin for the specific application requirements.

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

A: Reverse leakage current affects power dissipation and circuit performance at elevated temperatures. Lower reverse leakage (such as STPS10H100CFP at 3.5 µA @ 100 V) results in reduced power consumption. Higher reverse leakage (such as MBRF20100CTP at 1 mA @ 100 V) may require thermal management consideration in high-temperature applications.

Q: Are all substitute parts available in through-hole mounting?

A: All substitute parts listed are configured for through-hole mounting on TO-220-3 package variants. Specific package configurations (Full Pack versus Isolated Tab) vary by part number and should be verified against application requirements for thermal and electrical isolation needs.

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