SMBJ9.0CA-M3/52 Equivalent & Substitute Parts

Part Overview

The SMBJ9.0CA-M3/52 is a bidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the DO-214AA (SMB) package and provides transient overvoltage protection for general-purpose applications. The part is classified as Active status and is RoHS3 compliant. Equivalent and substitute parts are identified based on matching electrical characteristics and mechanical compatibility within the SMBJ9.0 series.

Substiute Parts

SMBJ9.0CA-M3/52

Vishay General Semiconductor - Diodes DivisionIn Stock: 1126SMBJ9.0CA-M3/52 Datasheet

Current PartRFQ

SMBJ9.0CA-E3/52

Vishay General Semiconductor - Diodes DivisionIn Stock: 33961SMBJ9.0CA-E3/52 Datasheet

MFR RecommendedRFQ

SMBJ9.0CA

Taiwan Semiconductor CorporationIn Stock: 23278SMBJ9.0CA Datasheet

DirectRFQ

SMBJ9.0CA-13-F

Diodes IncorporatedIn Stock: 98321SMBJ9.0CA-13-F Datasheet

DirectRFQ

SMBJ9.0CA-TP

Micro Commercial CoIn Stock: 4114SMBJ9.0CA-TP Datasheet

DirectRFQ

SMBJ9V0CA

Taiwan Semiconductor CorporationIn Stock: 6212SMBJ9V0CA Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SMBJ9.0CA-M3/52 are qualified based on the following criteria:

Electrical Parameters (Critical for Substitution):

• Voltage - Reverse Standoff (Typ): 9V
• Voltage - Breakdown (Min): 10V
• Voltage - Clamping (Max) @ Ipp: 15.4V
• Current - Peak Pulse (10/1000µs): 39A or higher
• Power - Peak Pulse: 600W
• Type: Zener, Bidirectional

Mechanical Parameters (Required for Compatibility):

• Package / Case: DO-214AA, SMB
• Mounting Type: Surface Mount
• Bidirectional Channels: 1

Compliance & Status:

• Product Status: Active
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

All substitute parts listed maintain these core electrical and mechanical specifications, ensuring direct functional equivalence within the SMBJ9.0 series.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and ROHS3 compliance, meeting regulatory requirements for current applications. Selection among equivalent parts should be based on:

Inventory Availability: SMBJ9.0CA-E3/52 (Vishay) offers the highest inventory level at 33,900 pieces, providing supply chain stability. SMBJ9.0CA-13-F (Diodes Incorporated) provides 98,300 pieces for extended availability.

Peak Pulse Current: SMBJ9.0CA (Taiwan Semiconductor Corporation) delivers 40A peak pulse current, exceeding the 39A specification of the main part, providing additional margin for transient protection.

Operating Temperature Range: SMBJ9.0CA-TP (Micro Commercial Co) extends the upper operating temperature to 175°C, compared to 150°C for other variants, suitable for higher thermal environment applications.

Packaging Format: All parts are qualified in DO-214AA (SMB) surface mount package with identical mechanical footprint, ensuring direct PCB compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can SMBJ9.0CA-E3/52 directly replace SMBJ9.0CA-M3/52?

A: Yes. Both parts are manufactured by Vishay and share identical electrical specifications: 9V reverse standoff, 15.4V clamping voltage, 39A peak pulse current, and 600W peak pulse power. The difference lies in packaging designation (E3/52 vs. M3/52), which reflects internal Vishay supply chain variants. Both are DO-214AA (SMB) surface mount packages with identical footprints.

Q: What is the difference between SMBJ9.0CA and SMBJ9V0CA?

A: Both parts maintain the same electrical performance (9V standoff, 15.4V clamping, 39A peak pulse). The designation difference (9.0CA vs. 9V0CA) reflects manufacturer part numbering conventions. SMBJ9V0CA is supplied by Taiwan Semiconductor Corporation in Cut Tape (CT) & Digi-Reel® packaging, while SMBJ9.0CA is supplied in standard Tape & Reel format. Electrical compatibility is complete.

Q: Is SMBJ9.0CA from Taiwan Semiconductor Corporation suitable for my application?

A: Yes, if your application requires 9V reverse standoff protection. This part delivers 40A peak pulse current, which exceeds the 39A baseline specification, providing additional transient suppression margin. Operating temperature range is -55 to 150°C. Verify your thermal and current requirements match this specification.

Q: Why does SMBJ9.0CA-TP have a higher operating temperature range?

A: SMBJ9.0CA-TP (Micro Commercial Co) is rated to 175°C junction temperature, compared to 150°C for most other variants. This extended range accommodates applications in higher thermal environments. All other electrical parameters remain identical, making this part suitable for thermally demanding applications within the 9V TVS diode category.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 Compliant certification and MSL 1 (Unlimited) moisture sensitivity rating, meeting current environmental and reliability standards for industrial and commercial applications.

Q: Can I use these parts interchangeably on the same PCB assembly?

A: Yes. All substitute parts share the DO-214AA (SMB) surface mount package with identical mechanical footprint and pin configuration. No PCB layout modifications are required for substitution. Verify component availability and lead time with your supplier before design finalization.