MBRF30150CT Equivalent & Substitute Parts

Part Overview

The MBRF30150CT is a Schottky diode array manufactured by Taiwan Semiconductor Corporation, configured as a 1 Pair Common Cathode with 150V reverse voltage rating and 30A average rectified current per diode. The device is packaged in TO-220-3 Full Pack with isolated tab and is rated for through-hole mounting applications. This part is Active in product status and ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical characteristics, mechanical packaging, and thermal operating ranges to ensure functional interchangeability in circuit applications.

Key Parameters

Parameter	Value	Unit
Diode Configuration	1 Pair Common Cathode	—
Technology	Schottky	—
Voltage - DC Reverse (Vr) (Max)	150	V
Current - Average Rectified (Io) (per Diode)	30	A
Voltage - Forward (Vf) (Max) @ If	1.05 @ 30	V @ A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	200	µA @ 150V
Operating Temperature - Junction	-55 to 150	°C
Mounting Type	Through Hole	—
Package / Case	TO-220-3 Full Pack, Isolated Tab	—
Supplier Device Package	ITO-220AB	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—
REACH Status	REACH Unaffected	—

Substitute Part Grouping Explanation

Substitute parts for the MBRF30150CT are identified based on the following criteria:

Primary Matching Parameters:

Diode Configuration: 1 Pair Common Cathode
Technology: Schottky
Voltage - DC Reverse (Vr) (Max): 150V
Mounting Type: Through Hole
Package / Case: TO-220-3 Full Pack, Isolated Tab
Supplier Device Package: ITO-220AB
Operating Temperature - Junction: -55°C to 150°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)
REACH Status: REACH Unaffected

Current Rating Variations: Substitute parts are grouped by average rectified current (Io) per diode. The MBRF30150CT operates at 30A. Substitute parts with lower current ratings (5A, 10A, 15A, 20A) are functionally compatible in applications where the circuit current demand does not exceed the substitute part's rating. Parts with higher current ratings are not listed as substitutes due to the absence of such options in the provided data.

Electrical Performance Variations: Forward voltage (Vf) and reverse leakage current vary across substitute parts due to differences in current rating. These variations are inherent to Schottky diode technology and do not prevent functional substitution when current requirements are met.

Parameter Comparison

Part Number	Manufacturer	Io (per Diode)	Vr (Max)	Vf (Max) @ If	Reverse Leakage @ Vr	Package	RoHS Status
MBRF30150CT	Taiwan Semiconductor Corporation	30A	150V	1.05V @ 30A	200µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF10150C-E3/4W	Vishay General Semiconductor - Diodes Division	5A	150V	1.41V @ 5A	100µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF20150C-E3/4W	Vishay General Semiconductor - Diodes Division	10A	150V	1.2V @ 10A	150µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF20150C-M3/4W	Vishay General Semiconductor - Diodes Division	10A	150V	1.2V @ 10A	150µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF30150C-E3/4W	Vishay General Semiconductor - Diodes Division	15A	150V	1.36V @ 15A	200µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF40150C-E3/4W	Vishay General Semiconductor - Diodes Division	20A	150V	1.43V @ 20A	250µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant
VF40150C-M3/4W	Vishay General Semiconductor - Diodes Division	20A	150V	1.43V @ 20A	250µA @ 150V	TO-220-3 Full Pack, Isolated Tab	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts maintain identical reverse voltage ratings (150V), diode configuration (1 Pair Common Cathode), Schottky technology, and mechanical packaging (TO-220-3 Full Pack, Isolated Tab). All parts are Active in product status and ROHS3 compliant with REACH Unaffected designation.

Current Rating Selection: The MBRF30150CT is rated for 30A average rectified current per diode. Substitute parts with lower current ratings (VF10150C-E3/4W at 5A, VF20150C-E3/4W and VF20150C-M3/4W at 10A, VF30150C-E3/4W at 15A, VF40150C-E3/4W and VF40150C-M3/4W at 20A) are suitable for applications where circuit current demand does not exceed the substitute part's rating. Selection of a substitute part with insufficient current rating will result in device failure or thermal stress.

Forward Voltage Considerations: Forward voltage increases with lower current ratings due to Schottky diode characteristics. The MBRF30150CT exhibits 1.05V forward voltage at 30A, while lower-rated substitutes show higher forward voltages at their respective current ratings. Circuit designs sensitive to forward voltage drop must account for these variations.

Reverse Leakage Current: Reverse leakage current varies across substitute parts. The MBRF30150CT and VF30150C-E3/4W both exhibit 200µA leakage at 150V, while other substitutes show different leakage characteristics. Applications with stringent leakage requirements must verify compatibility with the selected substitute.

Packaging and Thermal Management: All substitute parts utilize identical TO-220-3 Full Pack with isolated tab packaging and support the same -55°C to 150°C junction temperature range. Through-hole mounting compatibility is maintained across all parts.

Frequently Asked Questions (FAQ)

Q: Can VF10150C-E3/4W replace MBRF30150CT in all applications?

A: VF10150C-E3/4W is suitable only for applications where circuit current demand does not exceed 5A per diode. The MBRF30150CT is rated for 30A, so VF10150C-E3/4W cannot replace it in higher-current applications. Attempting to use a lower-rated part in a 30A circuit will cause device failure.

Q: What is the difference between VF20150C-E3/4W and VF20150C-M3/4W?

A: Both parts are identical in electrical specifications: 10A average rectified current per diode, 150V reverse voltage, 1.2V forward voltage at 10A, and 150µA reverse leakage at 150V. The difference lies in packaging designation (E3/4W versus M3/4W), which reflects different supplier packaging formats. Both are functionally equivalent.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts, including the MBRF30150CT, are ROHS3 compliant and REACH unaffected. Compliance certifications are maintained across all alternatives.

Q: Can I use VF40150C-E3/4W as a direct replacement for MBRF30150CT?

A: VF40150C-E3/4W is rated for 20A average rectified current per diode, which is lower than the MBRF30150CT's 30A rating. It is suitable for applications requiring 20A or less. For applications requiring the full 30A capability of the MBRF30150CT, VF40150C-E3/4W is not a direct replacement. However, it is a valid substitute for lower-current applications within its 20A specification.

Q: Do all substitute parts use the same TO-220-3 package?

A: Yes. All substitute parts use TO-220-3 Full Pack with isolated tab packaging (ITO-220AB supplier device package). Through-hole mounting compatibility and thermal interface characteristics are identical across all parts.

Q: What is the operating temperature range for substitute parts?

A: All substitute parts, including the MBRF30150CT, operate across a junction temperature range of -55°C to 150°C. Thermal operating specifications are identical.

Q: How does forward voltage affect circuit performance when substituting parts?

A: Forward voltage (Vf) determines the voltage drop across the diode during conduction. The MBRF30150CT exhibits 1.05V at 30A, while lower-rated substitutes show higher forward voltages at their respective current ratings. Circuits sensitive to voltage drop or power dissipation must account for these differences. Higher forward voltage results in greater power loss and heat generation.

Q: Is reverse leakage current critical for my application?

A: Reverse leakage current becomes significant in high-impedance circuits or precision applications. The MBRF30150CT and VF30150C-E3/4W both exhibit 200µA leakage at 150V, while other substitutes show different leakage values. Applications with stringent leakage requirements should verify that the selected substitute meets leakage specifications.

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