103185-3Alternatives & Equivalent Parts
About 103185-3
103185-3 is an electronic component manufactured by TE Connectivity. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | 103185-3Source | 103185-2 | SMAJ28CA-TR | SMAJ6.5CA-TR | SMAJ20A |
|---|---|---|---|---|---|
| Manufacturer | TE Connectivity | TE Connectivity | STMicroelectronics | STMicroelectronics | Taiwan Semiconductor |
| Package Type | — | Header, Vertical | Diodes Moulded Non Polarised | Diodes Moulded Non Polarised | Diodes Moulded |
| Pin Count | — | 2 | 2 | 2 | 2 |
| Temperature Range | -65.0°C ~ 105.0°C | -65.0°C ~ 105.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C | -55.0°C ~ 150.0°C |
| Price | $0.0408 | $0.0438 | $0.0857 | $0.0675 | $0.0230 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Pbfree Code | No | No | — | — | — |
| Factory Lead Time | 18 Weeks | — | 13 Weeks | 13 Weeks | 19 Weeks |
| YTEOL | 0 | 0 | 6.28 | 6.28 | 6 |
| Additional Feature | AMPMODU | AMPMODU | MOS COMPATIBLE | MOS COMPATIBLE | EXCELLENT CLAMPING CAPABILITY |
| Body Breadth | 0.092 inch | 0.092 inch | — | — | — |
| Body Depth | 0.09 inch | 0.09 inch | — | — | — |
| Body Length | 0.284 inch | 0.184 inch | — | — | — |
| Body/Shell Style | RECEPTACLE | RECEPTACLE | — | — | — |
| Connector Type | BOARD CONNECTOR | BOARD CONNECTOR | — | — | — |
| Contact Finish Mating | NOT SPECIFIED | NOT SPECIFIED | — | — | — |
| Contact Finish Termination | Matte Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier | TIN LEAD OVER NICKEL | — | — | — |
| Contact Gender | MALE | MALE | — | — | — |
| Contact Material | PHOSPHOR BRONZE | PHOSPHOR BRONZE | — | — | — |
| Contact Pattern | RECTANGULAR | RECTANGULAR | — | — | — |
| Contact Style | SQ PIN-SKT | SQ PIN-SKT | — | — | — |
| DIN Conformance | NO | NO | — | — | — |
| EMI Shielded | NO | NO | — | — | — |
| Empty Shell | NO | NO | — | — | — |
| Filter Feature | NO | NO | — | — | — |
| IEC Conformance | NO | NO | — | — | — |
| Insulation Resistance | 5000000000 Ω | 5000000000 Ω | — | — | — |
| Insulator Color | BLACK | BLACK | — | — | — |
| Insulator Material | POLYETHYLENE | POLYETHYLENE | — | — | — |
| JESD-609 Code | e0 | e0 | e3 | e3 | e3 |
| MIL Conformance | NO | NO | — | — | — |
| Mains Connector Rating | 3A | 3A | — | — | — |
| Mating Contact Pitch | 0.1 inch | 0.1 inch | — | — | — |
| Mating Information | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | — | — | — |
| Mixed Contacts | NO | NO | — | — | — |
| Mounting Style | STRAIGHT | STRAIGHT | — | — | — |
| Mounting Type | BOARD | BOARD | — | — | — |
| Number Of Connectors | ONE | ONE | — | — | — |
| Number Of PCB Rows | 1 | 1 | — | — | — |
| Number of Ports | 1 | 1 | — | — | — |
| Number of Rows Loaded | 1 | 1 | — | — | — |
| Option | GENERAL PURPOSE | GENERAL PURPOSE | — | — | — |
| PCB Contact Pattern | RECTANGULAR | RECTANGULAR | — | — | — |
| Panel Mount | NO | NO | — | — | — |
| Plating Thickness | 15u inch | 15u inch | — | — | — |
| Rated Current (Signal) | 3 A | 3 A | — | — | — |
| Reference Standard | CSA, LR, U | CSA, LR, U | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 | IEC-61000-4-2, 4-4, 4-5; MIL-STD-750 | UL RECOGNIZED |
| Terminal Length | 0.12 inch | 0.12 inch | — | — | — |
| Terminal Pitch | 2.54 mm | 2.54 mm | — | — | — |
| Termination Type | SOLDER | SOLDER | — | — | — |
| Total Number of Contacts | 3 | 2 | — | — | — |
| UL Flammability Code | 94V-0 | 94V-0 | — | — | — |
| Reach Compliance Code | — | — | Not Compliant | Not Compliant | — |
| Breakdown Voltage-Min | — | — | 31.1 V | 7.2 V | 22.2 V |
| Breakdown Voltage-Nom | — | — | 32.7 V | 7.58 V | 23.35 V |
| Clamping Voltage-Max | — | — | 45.4 V | 11.2 V | 32.4 V |
| Configuration | — | — | SINGLE, 1 CHANNEL | SINGLE, 1 CHANNEL | SINGLE |
| Diode Element Material | — | — | SILICON | SILICON | SILICON |
| Diode Type | — | — | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE | TRANS VOLTAGE SUPPRESSOR DIODE |
| JEDEC-95 Code | — | — | DO-214AC | DO-214AC | DO-214AC |
| JESD-30 Code | — | — | R-PDSO-C2 | R-PDSO-C2 | R-PDSO-C2 |
| Non-rep Peak Rev Power Dis-Max | — | — | 400 W | 400 W | 400 W |
| Number of Elements | — | — | 1 | 1 | 1 |
| Package Body Material | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | — | — | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | 260 |
| Polarity | — | — | BIDIRECTIONAL | BIDIRECTIONAL | UNIDIRECTIONAL |
| Power Dissipation-Max | — | — | 3.3 W | 3.3 W | 1 W |
| Qualification Status | — | — | Not Qualified | Not Qualified | Not Qualified |
| Rep Pk Reverse Voltage-Max | — | — | 28 V | 6.5 V | 20 V |
| Reverse Current-Max | — | — | 2 µA | 20 µA | — |
| Reverse Test Voltage | — | — | 28 V | 6.5 V | — |
| Surface Mount | — | — | YES | YES | YES |
| Technology | — | — | AVALANCHE | AVALANCHE | AVALANCHE |
| Terminal Finish | — | — | Matte Tin (Sn) | Matte Tin (Sn) - annealed | MATTE TIN |
| Terminal Form | — | — | C BEND | C BEND | C BEND |
| Terminal Position | — | — | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | 30 | 30 |
| ## SMAJ28CA-TR Alternates Showing results | — | — | Image | — | — |
| Breakdown Voltage-Max | — | — | — | — | 24.5 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for 103185-3 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 103185-3 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating 103185-3 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to 103185-3?
Known equivalents for 103185-3 include 103185-2, SMAJ28CA-TR, SMAJ6.5CA-TR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 103185-3?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify 103185-3 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.