MBRF30100CT Equivalent & Substitute Parts

Part Overview

The MBRF30100CT 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. Manufactured by Taiwan Semiconductor Corporation, this component features fast recovery characteristics (≤500 ns) and is packaged in a TO-220-3 Full Pack with isolated tab for through-hole mounting applications. The part is currently Active in product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified to address inventory availability, regional supplier preferences, or specific performance requirements within the defined electrical and mechanical parameter space.

Key Parameters

Parameter	Value	Unit
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	940 mV @ 30 A	—
Speed	Fast Recovery ≤500 ns, >200 mA (Io)	—
Current - Reverse Leakage @ Vr	200	µA @ 100 V
Operating Temperature - Junction	-55 to 150	°C
Mounting Type	Through Hole	—
Package / Case	TO-220-3 Full Pack, Isolated Tab	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the MBRF30100CT is determined by strict adherence to the following electrical and mechanical parameters:

Critical Parameters for Substitution:

Diode Configuration: 1 Pair Common Cathode
Technology: Schottky
Voltage - DC Reverse (Vr) (Max): 100 V minimum
Mounting Type: Through Hole
Package / Case: TO-220-3 Full Pack, Isolated Tab
Supplier Device Package: ITO-220AB

Current Rating Considerations:

Direct equivalents maintain 30 A average rectified current per diode
Similar parts with reduced current ratings (5 A, 10 A, 20 A) are classified as similar alternatives and are suitable only when application requirements permit lower current handling

Forward Voltage Characteristics:

Forward voltage specifications vary across manufacturers and current levels
Substitution is valid when the part operates within the same voltage class (100 V) and package configuration

Compliance and Environmental:

All listed parts maintain ROHS3 compliance and MSL 1 rating
REACH status varies by manufacturer but does not preclude substitution

Parameter Comparison

Part Number	Manufacturer	Io (per Diode)	Vf (Max) @ If	Vr (Max)	Reverse Leakage @ Vr	Tj (Operating)	Package
MBRF30100CT	Taiwan Semiconductor Corporation	30 A	940 mV @ 30 A	100 V	200 µA @ 100 V	-55 to 150°C	TO-220-3 Full Pack, Isolated Tab
MBRF30100CTP	SMC Diode Solutions	—	850 mV @ 15 A	100 V	1 mA @ 100 V	-55 to 150°C	TO-220-3 Full Pack, Isolated Tab
MBRF10100CTL	Littelfuse Inc.	5 A	850 mV @ 5 A	100 V	1 mA @ 100 V	-55 to 150°C	TO-220-3 Full Pack, Isolated Tab
MBRF20100CT-E3/4W	Vishay General Semiconductor - Diodes Division	10 A	800 mV @ 10 A	100 V	100 µA @ 100 V	-65 to 150°C	TO-220-3 Full Pack, Isolated Tab
VF20100C-E3/4W	Vishay General Semiconductor - Diodes Division	10 A	790 mV @ 10 A	100 V	800 µA @ 100 V	-40 to 150°C	TO-220-3 Full Pack, Isolated Tab
VF40100C-E3/4W	Vishay General Semiconductor - Diodes Division	20 A	730 mV @ 20 A	100 V	1 mA @ 100 V	Not specified	TO-220-3 Full Pack, Isolated Tab
VF40100C-M3/4W	Vishay General Semiconductor - Diodes Division	20 A	730 mV @ 20 A	100 V	1 mA @ 100 V	-40 to 150°C	TO-220-3 Full Pack, Isolated Tab
VF60100C-M3/4W	Vishay General Semiconductor - Diodes Division	30 A	790 mV @ 30 A	100 V	1 mA @ 100 V	-40 to 150°C	TO-220-3 Full Pack, Isolated Tab

Engineering Selection Recommendations

Direct Equivalent: MBRF30100CTP (SMC Diode Solutions) is a direct functional equivalent sharing the same base product number (MBRF30100) and package configuration. This part is suitable for direct replacement in applications where the 30 A current rating is required. Note that REACH status differs (REACH Affected vs. REACH Unaffected for the main part); compliance verification with regional regulations is necessary.

Full Current Rating Match: VF60100C-M3/4W (Vishay General Semiconductor - Diodes Division) maintains the 30 A average rectified current specification and 100 V reverse voltage rating. This part operates within the -40 to 150°C junction temperature range and exhibits lower forward voltage (790 mV @ 30 A) compared to the main part (940 mV @ 30 A). Selection is appropriate for applications where thermal performance and forward voltage characteristics are critical.

Reduced Current Rating Alternatives: Parts with lower current ratings (MBRF10100CTL at 5 A, MBRF20100CT-E3/4W and VF20100C-E3/4W at 10 A, VF40100C-E3/4W and VF40100C-M3/4W at 20 A) are suitable only when application design permits operation at reduced current levels. These alternatives share the 100 V voltage rating and TO-220-3 package configuration but cannot be used in circuits requiring the full 30 A capability.

Compliance Considerations: All listed parts maintain ROHS3 compliance and MSL 1 rating. REACH status varies; applications subject to REACH regulations must verify compliance with the selected substitute.

Frequently Asked Questions (FAQ)

Q: Can MBRF30100CTP be used as a direct replacement for MBRF30100CT?

A: Yes. MBRF30100CTP shares the same base product number, diode configuration (1 Pair Common Cathode), voltage rating (100 V), and package (TO-220-3 Full Pack, Isolated Tab). Both are Schottky technology with fast recovery characteristics. Verify REACH compliance requirements for your application region.

Q: What is the difference between the MBRF series and VF series parts?

A: Both series are Schottky diode arrays in 1 Pair Common Cathode configuration with 100 V rating and TO-220-3 packaging. The VF series (Vishay TMBS®) generally exhibits lower forward voltage characteristics. Selection depends on application requirements for forward voltage drop and thermal performance.

Q: Can I use VF20100C-E3/4W (10 A) in place of MBRF30100CT (30 A)?

A: No. VF20100C-E3/4W is rated for 10 A average rectified current per diode, while MBRF30100CT is rated for 30 A. Substitution is valid only when application current requirements do not exceed 10 A. Using an undersized component in a 30 A application will result in component failure.

Q: Are all substitute parts in the same package?

A: Yes. All listed parts use TO-220-3 Full Pack with isolated tab configuration (ITO-220AB supplier device package). Through-hole mounting compatibility is maintained across all alternatives.

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

A: This indicates the diode array contains two diodes with a shared cathode terminal. The configuration is identical across all listed parts, ensuring functional compatibility in circuits designed for this topology.

Q: How do forward voltage specifications affect part selection?

A: Forward voltage (Vf) varies across manufacturers and current levels. Lower forward voltage reduces power dissipation and heat generation. Selection should consider thermal budget and efficiency requirements. All listed parts operate at 100 V reverse voltage, so forward voltage becomes the primary differentiator for thermal performance.

Q: Is VF60100C-M3/4W a better choice than MBRF30100CT?

A: VF60100C-M3/4W matches the 30 A current rating and exhibits lower forward voltage (790 mV @ 30 A vs. 940 mV @ 30 A), resulting in reduced power dissipation. Selection depends on application thermal constraints and compliance requirements. Both parts are functionally equivalent at the 30 A rating.

Q: What does MSL 1 (Unlimited) mean?

A: Moisture Sensitivity Level 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts share this rating, eliminating moisture-related storage concerns.

Q: Can I mix different substitute parts in the same circuit?

A: All listed parts share the same diode configuration, voltage rating, and package. Mixing parts with different current ratings (e.g., 10 A and 30 A) in parallel or series configurations requires circuit analysis to ensure proper current distribution and voltage sharing. Consult application-specific design requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message