SMBJ60A-M3/5B Equivalent & Substitute Parts

Part Overview

The SMBJ60A-M3/5B is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the DO-214AA (SMB) package and is designed for general-purpose transient voltage suppression applications. The part is Active status and ROHS3 compliant, making it suitable for modern electronic designs requiring overvoltage protection.

Equivalent and substitute parts are identified based on matching electrical performance parameters and mechanical compatibility within the TVS diode category. Substitution eligibility is determined by alignment of voltage ratings, clamping characteristics, peak pulse current capacity, and package specifications.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	60	V
Voltage - Breakdown (Min)	66.7	V
Voltage - Clamping (Max) @ Ipp	96.8	V
Current - Peak Pulse (10/1000µs)	6.2	A
Power - Peak Pulse	600	W
Operating Temperature Range	-55 to 150	°C (TJ)
Package / Case	DO-214AA, SMB	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the SMBJ60A-M3/5B are classified into two categories based on electrical parameter alignment:

Category 1: Direct Electrical Equivalents Parts matching all critical electrical parameters: Voltage - Reverse Standoff (Typ) of 60V, Voltage - Breakdown (Min) of 66.7V, Voltage - Clamping (Max) @ Ipp of 96.8V, Current - Peak Pulse of 6.2A, and Power - Peak Pulse of 600W. These parts are functionally interchangeable in applications requiring identical transient suppression characteristics.

Category 2: Manufacturer-Recommended Alternatives Parts with different voltage ratings (51V or 58V standoff) but same package, power rating, and general-purpose application classification. These are suitable for applications where the lower voltage rating provides adequate protection margins.

All substitute parts maintain DO-214AA (SMB) package compatibility, surface mount configuration, ROHS3 compliance, and MSL 1 rating.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff (Typ)	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse (10/1000µs)	Power - Peak Pulse	Operating Temperature	Package	RoHS Status
SMBJ60A-M3/5B	Vishay General Semiconductor - Diodes Division	60V	66.7V	96.8V	6.2A	600W	-55 to 150°C	DO-214AA, SMB	ROHS3 Compliant
SMBJ60A-E3/52	Vishay General Semiconductor - Diodes Division	60V	66.7V	96.8V	6.2A	600W	-55 to 150°C	DO-214AA, SMB	ROHS3 Compliant
SMBJ60A	MDD	60V	66.7V	96.8V	6.2A	600W	-50 to 150°C	DO-214AA, SMB	ROHS3 Compliant
SMBJ60A-13-F	Diodes Incorporated	60V	66.7V	96.8V	6.2A	600W	-55 to 150°C	DO-214AA, SMB	ROHS3 Compliant
SMBJ51A	Good-Ark Semiconductor	51V	56.7V	82.4V	7.3A	600W	-55 to 150°C	DO-214AA, SMB	ROHS3 Compliant
SMBJ58A	Meritek	58V	64.4V	93.6V	6.41A	600W	-55 to 150°C	DO-214AA, SMB	ROHS3 Compliant

Engineering Selection Recommendations

Direct Equivalents (Preferred for Drop-In Replacement)

SMBJ60A-E3/52 (Vishay), SMBJ60A (MDD), and SMBJ60A-13-F (Diodes Incorporated) provide identical electrical specifications to the SMBJ60A-M3/5B. All three maintain 60V reverse standoff voltage, 96.8V clamping voltage, and 6.2A peak pulse current. Selection among these direct equivalents may be based on packaging format availability (Tape & Reel, Cut Tape, or Digi-Reel) and inventory status. All are Active status and ROHS3 compliant.

Manufacturer-Recommended Alternatives

SMBJ51A (Good-Ark Semiconductor) and SMBJ58A (Meritek) are lower voltage alternatives with 51V and 58V standoff ratings respectively. These parts are suitable for applications where the reduced voltage rating provides adequate protection margins and cost optimization is a consideration. Both maintain 600W peak pulse power and ROHS3 compliance. SMBJ51A offers higher peak pulse current (7.3A) compared to the main part.

All substitute parts are Active status, ROHS3 compliant, MSL 1 rated, and compatible with surface mount assembly processes using DO-214AA (SMB) footprints.

Frequently Asked Questions (FAQ)

Q: Can SMBJ60A-E3/52 replace SMBJ60A-M3/5B directly?

A: Yes. Both parts share identical electrical parameters: 60V reverse standoff, 66.7V breakdown minimum, 96.8V clamping maximum, and 6.2A peak pulse current. The difference is packaging format—SMBJ60A-E3/52 is supplied in Cut Tape (CT) & Digi-Reel format versus Tape & Reel for the main part. Electrical performance and DO-214AA package compatibility are equivalent.

Q: What is the difference between SMBJ60A from MDD and the Vishay SMBJ60A-M3/5B?

A: Electrical specifications are identical. The MDD part has a minimum operating temperature of -50°C versus -55°C for Vishay. For applications requiring -55°C operation, the Vishay part is required. Both use DO-214AA (SMB) packaging and are ROHS3 compliant.

Q: Can SMBJ51A be used instead of SMBJ60A-M3/5B?

A: SMBJ51A is a lower voltage alternative with 51V standoff versus 60V. It is suitable only for applications where the reduced voltage rating provides adequate protection. The clamping voltage is 82.4V versus 96.8V, and peak pulse current is 7.3A versus 6.2A. Package and compliance specifications are compatible.

Q: Are all substitute parts compatible with the same PCB footprint?

A: Yes. All listed parts use DO-214AA (SMB) surface mount package. PCB footprints are mechanically compatible. Electrical performance differences must be evaluated for circuit-level compatibility.

Q: What is the significance of the packaging designations (TR, CT, Digi-Reel)?

A: These indicate supply format only: Tape & Reel (TR) for automated assembly, Cut Tape (CT) for manual or small-batch assembly, and Digi-Reel for specific distributor packaging. Electrical and mechanical specifications remain unchanged.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed parts, including the main part SMBJ60A-M3/5B, are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.

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