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Part Details for SMBJ18A by Taiwan Semiconductor
Results Overview of SMBJ18A by Taiwan Semiconductor
- Distributor Offerings: (4 listings)
- Number of FFF Equivalents: (5 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.
SMBJ18A Information
SMBJ18A by Taiwan Semiconductor 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.
Price & Stock for SMBJ18A
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
64AH8560
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Newark | Tvs Diode, 600W, 18V, Unidir, Do-214Aa, Product Range:Smbj Series, Tvs Polarity:Unidirectional, Reverse Stand-Off Voltage Vrwm:18V, Clamping Voltage Vc Max:29.2V, Diode Case Style:Do-214Aa, No. Of Pins:2Pins, Breakdown Voltage Rohs Compliant: Yes |Taiwan Semiconductor SMBJ18A RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 4340 |
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$0.1030 / $0.3000 | Buy Now |
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DISTI #
SMBJ18A
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Avnet Americas | Diode TVS Single Uni-Directional 18V 600W 2-Pin DO-214AA - Tape and Reel (Alt: SMBJ18A) RoHS: Compliant Min Qty: 6000 Package Multiple: 3000 Lead time: 12 Weeks, 0 Days Container: Reel | 0 |
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$0.0488 / $0.0505 | Buy Now |
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DISTI #
SMBJ18A-TSC
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TME | Diode: TVS, 0.6kW, 20÷22.1V, 21.5A, unidirectional, ±5%, reel,tape Min Qty: 1 | 0 |
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$0.3480 / $0.7430 | RFQ |
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DISTI #
SMBJ18A
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EBV Elektronik | Diode TVS Single UniDirectional 18V 600W 2Pin DO214AA (Alt: SMBJ18A) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 14 Weeks, 0 Days | EBV - 0 |
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Buy Now |
Part Details for SMBJ18A
SMBJ18A CAD Models
SMBJ18A Part Data Attributes
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SMBJ18A
Taiwan Semiconductor
Buy Now
Datasheet
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SMBJ18A
Taiwan Semiconductor
Trans Voltage Suppressor Diode, 600W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AA, GREEN, PLASTIC, SMB, 2 PIN
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | TAIWAN SEMICONDUCTOR CO LTD | |
| Package Description | SMB, 2 PIN | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Factory Lead Time | 12 Weeks | |
| Samacsys Manufacturer | Taiwan Semiconductor | |
| Additional Feature | EXCELLENT CLAMPING CAPABILITY | |
| Breakdown Voltage-Max | 22.1 V | |
| Breakdown Voltage-Min | 20 V | |
| Breakdown Voltage-Nom | 21.05 V | |
| Clamping Voltage-Max | 29.2 V | |
| Configuration | SINGLE | |
| Diode Element Material | SILICON | |
| Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | |
| Forward Voltage-Max (VF) | 3.5 V | |
| JEDEC-95 Code | DO-214AA | |
| JESD-30 Code | R-PDSO-C2 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Non-rep Peak Rev Power Dis-Max | 600 W | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -55 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Polarity | UNIDIRECTIONAL | |
| Power Dissipation-Max | 3 W | |
| Qualification Status | Not Qualified | |
| Rep Pk Reverse Voltage-Max | 18 V | |
| Reverse Current-Max | 1 µA | |
| Reverse Test Voltage | 18 V | |
| Surface Mount | YES | |
| Technology | AVALANCHE | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | C BEND | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 |
Alternate Parts for SMBJ18A
This table gives cross-reference parts and alternative options found for SMBJ18A. 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 SMBJ18A, 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 |
|---|---|---|---|---|
| SMBJ18A/TR13 | YAGEO Corporation | $0.1433 | Trans Voltage Suppressor Diode, | SMBJ18A vs SMBJ18A/TR13 |
| SMBJ18A/TR7 | YAGEO Corporation | $0.1139 | Trans Voltage Suppressor Diode, | SMBJ18A vs SMBJ18A/TR7 |
| SMBJ18AE3/TR13 | Microchip Technology Inc | Check for Price | Trans Voltage Suppressor Diode, 600W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AA | SMBJ18A vs SMBJ18AE3/TR13 |
| MSMBJ18AE3 | Microchip Technology Inc | Check for Price | Trans Voltage Suppressor Diode, 600W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AA | SMBJ18A vs MSMBJ18AE3 |
| SMBJ18A-M3/5B | Vishay Intertechnologies | Check for Price | Trans Voltage Suppressor Diode, 600W, 18V V(RWM), Unidirectional, 1 Element, Silicon, DO-214AA, SMB, 2 PIN | SMBJ18A vs SMBJ18A-M3/5B |
SMBJ18A Frequently Asked Questions (FAQ)
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The recommended footprint and land pattern for the SMBJ18A can be found in the Taiwan Semiconductor's packaging information document or in the IPC-7351 standard. A typical footprint would be a rectangular pad with a size of around 1.3mm x 0.8mm, with a 0.5mm x 0.5mm pad in the center for the cathode.
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To ensure proper soldering, follow the recommended soldering profile and temperature guidelines. Use a solder with a melting point below 260°C, and avoid excessive soldering temperatures or times. Inspect the solder joints for defects such as cold joints, solder balls, or bridging.
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The maximum allowable voltage that can be applied to the SMBJ18A is 18V, which is the breakdown voltage (VBR) of the device. Applying voltages above this may cause the device to fail or degrade over time.
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The SMBJ18A is designed for ESD protection and is suitable for high-frequency applications up to several hundred MHz. However, the device's parasitic capacitance and inductance may affect its performance at very high frequencies. Consult the datasheet and application notes for more information.
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The SMBJ18A has a polarity mark on the package, which indicates the cathode (K) pin. The cathode pin should be connected to the ground or a low-impedance path to ensure proper ESD protection.