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SMBJ10C-E3/52 Equivalent & Substitute Parts
Part Overview
The SMBJ10C-E3/52 is a transient voltage suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division, designed for general-purpose overvoltage protection in surface-mount applications. This part operates with a 10V reverse standoff voltage and provides 18.8V maximum clamping voltage at peak pulse current. The SMBJ10C-E3/52 is classified as obsolete, making equivalent substitute parts necessary for new designs and ongoing production requirements. Substitute parts must maintain compatibility across electrical parameters, mechanical packaging, and thermal operating ranges.
Substiute Parts
Key Parameters
| Parameter | SMBJ10C-E3/52 |
|---|---|
| Voltage - Reverse Standoff (Typ) | 10V |
| Voltage - Breakdown (Min) | 11.1V |
| Voltage - Clamping (Max) @ Ipp | 18.8V |
| Current - Peak Pulse (10/1000µs) | 31.9A |
| Power - Peak Pulse | 600W |
| Operating Temperature Range | -55°C ~ 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
Substitution of the SMBJ10C-E3/52 is determined by the following critical electrical and mechanical parameters:
Primary Substitution Criteria:
- Reverse standoff voltage: 10V (fixed requirement)
- Breakdown voltage minimum: 11.1V (fixed requirement)
- Package type: DO-214AA / SMB (mechanical compatibility)
- Mounting type: Surface Mount (assembly compatibility)
- Bidirectional channels: 1 (functional requirement)
- Type: Zener (device classification)
Secondary Compatibility Parameters:
- Clamping voltage tolerance: 17V to 18.8V (acceptable range for general-purpose protection)
- Peak pulse current: 31.9A to 37A (acceptable range within 600W power dissipation)
- Operating temperature: -55°C to 150°C minimum (thermal compatibility)
- RoHS3 compliance and MSL 1 rating (regulatory and handling compatibility)
Substitute parts meeting these criteria are functionally equivalent for general-purpose transient voltage suppression applications.
Parameter Comparison
| Part Number | Manufacturer | Voltage - Clamping (Max) @ Ipp | Current - Peak Pulse (10/1000µs) | Operating Temperature | Product Status | Packaging |
|---|---|---|---|---|---|---|
| SMBJ10C-E3/52 | Vishay General Semiconductor | 18.8V | 31.9A | -55°C ~ 150°C | Obsolete | DO-214AA |
| SMBJ10CA-E3/52 | Vishay General Semiconductor | 17V | 35.3A | -55°C ~ 150°C | Active | Tape & Reel (TR) |
| SMBJ10CE3/TR13 | Microchip Technology | 18.8V | 31.9A | -65°C ~ 150°C | Active | Tape & Reel (TR) |
| SMBJ10CA | MDD | 17V | 35.3A | -50°C ~ 150°C | Active | SMB/DO-214AA |
| SMBJ10CA-13-F | Diodes Incorporated | 17V | 35.3A | -55°C ~ 150°C | Active | Tape & Reel (TR) |
| SMBJ10CA-TP | Micro Commercial Co | 17V | 35.3A | -55°C ~ 175°C | Active | Tape & Reel (TR) |
| SMBJ10CA-TR | STMicroelectronics | 17V | 37A | -55°C ~ 150°C | Active | Cut Tape (CT) & Digi-Reel® |
| SMBJ10CAE3/TR13 | Microchip Technology | 17V | 35.3A | -65°C ~ 150°C | Active | Tape & Reel (TR) |
| TV06B100JB-G | Comchip Technology | 17V | 35.29A | Not specified | Active | Tape & Reel (TR) |
Engineering Selection Recommendations
Direct Electrical Match (18.8V Clamping): SMBJ10CE3/TR13 (Microchip Technology) provides identical clamping voltage and peak pulse current specifications to the original SMBJ10C-E3/52. This part is active and ROHS3 compliant with extended operating temperature range (-65°C to 150°C). Selection of this part eliminates any clamping voltage variance.
Preferred Substitutes (17V Clamping, Higher Peak Current): SMBJ10CA-E3/52, SMBJ10CA-13-F, SMBJ10CA-TP, SMBJ10CA-TR, and SMBJ10CAE3/TR13 all feature 17V clamping voltage with peak pulse currents of 35.3A to 37A. These parts are active products from established manufacturers (Vishay, Diodes Incorporated, Micro Commercial Co, STMicroelectronics, Microchip Technology) and carry ROHS3 compliance. The 1.8V reduction in clamping voltage remains within acceptable tolerance for general-purpose transient suppression. Higher peak pulse current provides additional margin.
Alternative Substitute (MDD SMBJ10CA): SMBJ10CA from MDD offers 17V clamping and 35.3A peak pulse current with the highest inventory availability (443,100 pcs). Operating temperature range is -50°C to 150°C, which is acceptable for most applications but provides reduced low-temperature margin compared to other substitutes.
Cross-Manufacturer Option: TV06B100JB-G (Comchip Technology) provides equivalent electrical performance with 17V clamping and 35.29A peak pulse current. Operating temperature specification is not provided in available data; verification is required for temperature-critical applications.
All recommended substitutes maintain DO-214AA / SMB package compatibility, surface-mount assembly compatibility, and ROHS3 / MSL 1 compliance with the original part.
Frequently Asked Questions (FAQ)
Q: Can SMBJ10CA-E3/52 replace SMBJ10C-E3/52 directly? A: Yes. SMBJ10CA-E3/52 is a direct substitute from the same manufacturer (Vishay). It maintains identical reverse standoff voltage (10V), breakdown voltage (11.1V), and operating temperature range (-55°C to 150°C). The clamping voltage is reduced from 18.8V to 17V, and peak pulse current increases from 31.9A to 35.3A. Both parameters remain within acceptable tolerance for general-purpose TVS applications.
Q: What is the difference between SMBJ10CE3/TR13 and SMBJ10CAE3/TR13? A: SMBJ10CE3/TR13 (Microchip) matches the original 18.8V clamping voltage and 31.9A peak pulse current. SMBJ10CAE3/TR13 (also Microchip) provides 17V clamping and 35.3A peak pulse current. Both are active products with extended temperature range (-65°C to 150°C). Selection depends on whether exact clamping voltage matching is required.
Q: Are all substitute parts available in tape and reel packaging? A: Most substitutes are supplied in tape and reel (TR) or cut tape (CT) packaging. SMBJ10CA from MDD is available in bulk form without specified packaging. Verify packaging requirements with your procurement process before selection.
Q: Does the 1.8V difference in clamping voltage affect circuit performance? A: For general-purpose transient suppression, the 1.8V reduction from 18.8V to 17V clamping voltage is within acceptable tolerance. Verify that your circuit design accommodates 17V maximum clamping voltage. If exact 18.8V clamping is required, select SMBJ10CE3/TR13 or SMBJ10C-E3/52 alternatives.
Q: Which substitute has the best availability? A: SMBJ10CA from MDD has the highest inventory (443,100 pcs). SMBJ10CA-E3/52 from Vishay has 3,848 pcs available. SMBJ10CA-TR from STMicroelectronics has 6,042 pcs available. Verify current inventory with your supplier.
Q: Are all substitutes RoHS3 compliant? A: Yes. All listed substitute parts carry ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the original SMBJ10C-E3/52 specifications.
Q: Can I use TV06B100JB-G if operating temperature is not specified? A: TV06B100JB-G from Comchip Technology provides equivalent electrical performance but lacks published operating temperature range data. Contact the manufacturer or supplier for complete thermal specifications before selection for temperature-critical applications.
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