SMBJ36CA-M3/52 Equivalent & Substitute Parts

Part Overview

The SMBJ36CA-M3/52 is a bidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the 36V reverse standoff category with a 58.1V maximum clamping voltage and 10.3A peak pulse current rating. The part is classified as Active product status and is RoHS3 compliant. Equivalent and substitute parts are necessary when the primary part number becomes unavailable, when alternative packaging formats are required for manufacturing processes, or when sourcing from multiple qualified manufacturers is needed for supply chain resilience.

Key Parameters

Parameter	Value
Voltage - Reverse Standoff (Typ)	36V
Voltage - Breakdown (Min)	40V
Voltage - Clamping (Max) @ Ipp	58.1V
Current - Peak Pulse (10/1000µs)	10.3A
Power - Peak Pulse	600W
Package / Case	DO-214AA, SMB
Mounting Type	Surface Mount
Operating Temperature Range	-55°C ~ 150°C (TJ)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the SMBJ36CA-M3/52 is determined by the following critical parameters:

Voltage - Reverse Standoff (Typ): 36V
Voltage - Clamping (Max) @ Ipp: 58.1V maximum
Current - Peak Pulse (10/1000µs): 10.3A minimum
Power - Peak Pulse: 600W
Package / Case: DO-214AA or SMB equivalent
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant

Substitute parts must maintain identical reverse standoff voltage, equivalent clamping voltage performance, and compatible peak pulse current ratings. Package format variations (Tape & Reel, Cut Tape, Digi-Reel) are acceptable provided the physical case remains DO-214AA/SMB. Operating temperature range variations are permissible when the substitute maintains the minimum -55°C lower bound and 150°C upper bound or better.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse	Power - Peak Pulse	Package	Operating Temp Range	RoHS Status
SMBJ36CA-M3/52	Vishay	36V	58.1V	10.3A	600W	DO-214AA, SMB	-55°C ~ 150°C	ROHS3
SMBJ36CD-M3/H	Vishay	36V	57.3V	10.5A	600W	DO-214AA, SMB	-55°C ~ 150°C	ROHS3
SMBJ36CA-E3/52	Vishay	36V	58.1V	10.3A	600W	DO-214AA, SMB	-55°C ~ 150°C	ROHS3
1SMB36CA TR13 PBFREE	Central Semiconductor Corp	36V	58.1V	10.3A	600W	DO-214AA, SMB	-65°C ~ 150°C	ROHS3
SMBJ36CA-13-F	Diodes Incorporated	36V	58.1V	10.3A	600W	DO-214AA, SMB	-55°C ~ 150°C	ROHS3
SMBJ36CA-TP	Micro Commercial Co	36V	58.1V	10.3A	600W	DO-214AA, SMB	-55°C ~ 175°C	ROHS3
SMBJ36CA	MDD	36V	58.1V	10.4A	600W	DO-214AA, SMB	-50°C ~ 150°C	ROHS3
SMBJ36CA-TR	STMicroelectronics	36V	58.1V	10.3A	600W	DO-214AA, SMB	-55°C ~ 150°C	ROHS3
SZ1SMB36CAT3G	Littelfuse Inc.	36V	58.1V	10.3A	600W	DO-214AA, SMB	-65°C ~ 150°C	ROHS3

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, meeting the regulatory and availability requirements of the SMBJ36CA-M3/52. Selection among equivalents should prioritize:

Direct Electrical Equivalents: SMBJ36CA-E3/52 (Vishay), SMBJ36CA-13-F (Diodes Incorporated), SMBJ36CA-TP (Micro Commercial Co), SMBJ36CA-TR (STMicroelectronics), and SZ1SMB36CAT3G (Littelfuse) maintain identical clamping voltage (58.1V) and peak pulse current (10.3A) specifications.

Near-Equivalent Performance: SMBJ36CD-M3/H (Vishay) provides marginally lower clamping voltage (57.3V) with slightly higher peak pulse current (10.5A), suitable for applications with relaxed clamping voltage tolerance. SMBJ36CA (MDD) offers 10.4A peak pulse current with a narrower lower operating temperature bound (-50°C).

Temperature-Extended Options: 1SMB36CA TR13 PBFREE (Central Semiconductor Corp) and SZ1SMB36CAT3G (Littelfuse) extend the lower operating temperature to -65°C, beneficial for extreme environment applications. SMBJ36CA-TP (Micro Commercial Co) extends the upper operating temperature to 175°C.

Packaging Considerations: Tape & Reel (TR) packaging is standard for high-volume production. Cut Tape (CT) and Digi-Reel formats are available from Vishay and Diodes Incorporated for lower-volume or mixed-component orders.

Frequently Asked Questions (FAQ)

Q: Can SMBJ36CD-M3/H replace SMBJ36CA-M3/52 directly?

A: SMBJ36CD-M3/H is electrically compatible with a clamping voltage of 57.3V versus 58.1V. The 0.8V difference falls within typical TVS diode manufacturing tolerance bands. Substitution is valid for applications where the clamping voltage specification permits this variance.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging supplies components on continuous carrier tape suitable for automated pick-and-place assembly. Cut Tape (CT) and Digi-Reel formats provide the same components in smaller quantities or pre-cut segments. Electrical performance is identical; packaging choice depends on production volume and assembly equipment compatibility.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 Compliant status, meeting EU Directive 2011/65/EU requirements for restricted hazardous substances.

Q: Does operating temperature range affect substitution eligibility?

A: Operating temperature range variations are acceptable provided the substitute meets or exceeds the application's thermal requirements. The SMBJ36CA-M3/52 operates -55°C to 150°C. Substitutes with extended ranges (-65°C or -50°C lower bounds, or 175°C upper bounds) are compatible for standard applications and provide additional margin for extreme environment use.

Q: Which substitute offers the best availability?

A: SMBJ36CA-13-F (Diodes Incorporated) shows the highest inventory level at 125,400 pieces. SMBJ36CA-TR (STMicroelectronics) provides 58,262 pieces. Both are suitable for high-volume procurement.

Q: Can I use SZ1SMB36CAT3G in automotive applications?

A: SZ1SMB36CAT3G carries AEC-Q101 automotive qualification and is rated for automotive-grade reliability. This part is suitable for automotive circuit protection applications where SMBJ36CA-M3/52 may not meet automotive qualification requirements.

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