MBRF1645HC0G Schottky Diode Equivalent & Substitute Parts

Part Overview

The MBRF1645HC0G is a 45V, 16A Schottky rectifier diode manufactured by Taiwan Semiconductor Corporation in a through-hole TO-220-2 package. This component is designed for high-speed switching applications requiring fast recovery characteristics and automotive-grade reliability. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives that maintain electrical and mechanical compatibility with existing designs.

Substiute Parts

MBRF1645HC0G

Taiwan Semiconductor CorporationIn Stock: 1199MBRF1645HC0G Datasheet

Current PartRFQ

MBRF1645H

Taiwan Semiconductor CorporationIn Stock: 711MBRF1645H Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MBRF1645HC0G is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

• Voltage - DC Reverse (Vr) (Max): 45 V
• Current - Average Rectified (Io): 16 A
• Voltage - Forward (Vf) (Max) @ If: 630 mV @ 16 A
• Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
• Current - Reverse Leakage @ Vr: 500 µA @ 45 V
• Technology: Schottky

Mechanical & Compliance Equivalence Criteria:

• Mounting Type: Through Hole
• Package / Case: TO-220-2 Full Pack
• Operating Temperature - Junction: -55°C ~ 150°C
• Grade: Automotive
• Qualification: AEC-Q101
• RoHS Status: ROHS3 Compliant

Substitute parts must match all parameters listed above to ensure direct functional and physical compatibility without circuit redesign or thermal management modifications.

Parameter Comparison

Engineering Selection Recommendations

The MBRF1645H is a direct functional equivalent to the MBRF1645HC0G. Both components are manufactured by Taiwan Semiconductor Corporation and share identical electrical specifications, thermal operating range, and package configuration. The MBRF1645H maintains automotive-grade qualification under AEC-Q101 and ROHS3 compliance, ensuring compatibility with regulated applications.

The primary distinction is product status: the MBRF1645HC0G is discontinued at DiGi Electronics, while the MBRF1645H remains in active production with confirmed inventory availability (701 pieces in stock). For applications currently specified with MBRF1645HC0G, the MBRF1645H provides equivalent performance without requiring circuit modification, thermal redesign, or re-qualification of the assembly.

Frequently Asked Questions (FAQ)

Q: Can the MBRF1645H be used as a direct replacement for MBRF1645HC0G in existing designs?

A: Yes. Both parts are identical in electrical performance, thermal characteristics, and physical package. No circuit modifications are required.

Q: Are there any differences in automotive qualification between these parts?

A: No. Both the MBRF1645HC0G and MBRF1645H carry AEC-Q101 automotive qualification and are suitable for automotive applications.

Q: Do these parts have the same RoHS compliance status?

A: Yes. Both parts are ROHS3 compliant and REACH unaffected, meeting current environmental regulations.

Q: What is the significance of the product status difference?

A: The MBRF1645HC0G is discontinued at DiGi Electronics, making it unavailable for new orders. The MBRF1645H is actively manufactured and stocked, ensuring supply chain continuity for new designs and production runs.

Q: Are the forward voltage characteristics identical?

A: Yes. Both parts specify 630 mV maximum forward voltage at 16 A, ensuring equivalent thermal performance and power dissipation in switching applications.

Q: Can these parts be used interchangeably in high-frequency switching circuits?

A: Yes. Both parts meet the fast recovery specification of ≤ 500ns for currents > 200mA, making them suitable for identical switching frequency applications.

Q: Is the TO-220-2 package identical for both parts?

A: Yes. Both parts use the same TO-220-2 full pack through-hole package, ensuring identical PCB footprint and thermal interface requirements.