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Part Details for SMCJ18A by onsemi
Results Overview of SMCJ18A by onsemi
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
SMCJ18A Information
SMCJ18A by onsemi is a Transient Suppressor.
Transient Suppressors are under the broader part category of Diodes.
A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.
Part Details for SMCJ18A
SMCJ18A CAD Models
SMCJ18A Part Data Attributes
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SMCJ18A
onsemi
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Datasheet
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SMCJ18A
onsemi
1500 Watt Transient Voltage Suppressors, 3000-REEL
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | ONSEMI | |
| Package Description | SMC, 2 PIN | |
| Manufacturer Package Code | 403AG | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Samacsys Manufacturer | onsemi | |
| Breakdown Voltage-Max | 22.1 V | |
| Breakdown Voltage-Min | 20 V | |
| Breakdown Voltage-Nom | 21.1 V | |
| Clamping Voltage-Max | 29.2 V | |
| Configuration | SINGLE | |
| Diode Element Material | SILICON | |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | |
| JEDEC-95 Code | DO-214AB | |
| JESD-30 Code | R-PDSO-C2 | |
| Moisture Sensitivity Level | 1 | |
| Non-rep Peak Rev Power Dis-Max | 1500 W | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Polarity | UNIDIRECTIONAL | |
| Qualification Status | Not Qualified | |
| Reference Standard | UL RECOGNIZED | |
| Rep Pk Reverse Voltage-Max | 18 V | |
| Surface Mount | YES | |
| Technology | AVALANCHE | |
| Terminal Form | C BEND | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 |
Alternate Parts for SMCJ18A
This table gives cross-reference parts and alternative options found for SMCJ18A. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SMCJ18A, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| SMCJ18A-GT3 | Sangdest Microelectronics (Nanjing) Co Ltd | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB, LEAD FREE, PLASTIC, SMC, 2 PIN | SMCJ18A vs SMCJ18A-GT3 |
| SMCJ18 | ProTek Devices | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB | SMCJ18A vs SMCJ18 |
| SMCJ18A | ProTek Devices | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB, | SMCJ18A vs SMCJ18A |
| SMCJ18A-M3/57T | Vishay Intertechnologies | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB, DO-214AB, SMC, 2 PIN | SMCJ18A vs SMCJ18A-M3/57T |
| SMCJ18-E3/57T | Vishay Semiconductors | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB, ROHS COMPLIANT, PLASTIC, SMCJ, 2 PIN | SMCJ18A vs SMCJ18-E3/57T |
| SMCJ18A | Fairchild Semiconductor Corporation | Check for Price | Trans Voltage Suppressor Diode, 1500W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AB, SMC, 2 PIN | SMCJ18A vs SMCJ18A |
| SMCJ18-T | Micro Commercial Components | Check for Price | Transient Suppressor, | SMCJ18A vs SMCJ18-T |
| SMCJ18A.TB | Semtech Corporation | Check for Price | Trans Voltage Suppressor Diode, 1500W, Unidirectional, 1 Element, Silicon, DO-214AB, | SMCJ18A vs SMCJ18A.TB |
SMCJ18A Frequently Asked Questions (FAQ)
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The recommended footprint for the SMCJ18A is a standard SMC (DO-214AB) package with a pad layout that follows the JEDEC TO-263 variation. The recommended pad size is 2.5mm x 1.5mm with a 0.5mm spacing between pads.
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The SMCJ18A is rated for operation up to 150°C, but it's recommended to derate the device's power handling capability at higher temperatures. Consult the datasheet for thermal derating information and ensure proper thermal management in your design.
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To ensure proper soldering, follow the recommended soldering profile: peak temperature 260°C, time above 217°C 30s, and time above 183°C 90s. Use a solder with a melting point above 217°C and avoid excessive soldering time or temperature to prevent damage to the device.
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The SMCJ18A is rated for a maximum surge current of 40A (8/20μs waveform) according to the IEC 61000-4-5 standard. However, the actual surge current handling capability may vary depending on the specific application and environmental conditions.
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Yes, the SMCJ18A can be used in a parallel configuration to increase the overall power handling capability. However, ensure that each device is properly matched and that the total power dissipation does not exceed the maximum rating. Consult the datasheet for guidance on parallel operation.