RK73B2ATTD123JAlternatives & Equivalent Parts
About RK73B2ATTD123J
RK73B2ATTD123J is a Resistor component manufactured by KOA Speer. It comes in a Resistor Chip package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | RK73B2ATTD123JSource | RK73B2ATTD471J | SSQ-104-01-G-S | SSQ-106-01-G-S | SSQ-108-01-G-D | SSQ-108-01-G-S | SSQ-103-01-G-S | SSQ-102-01-G-S |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | KOA Speer | KOA Speer | SAMTEC | SAMTEC | SAMTEC | SAMTEC | SAMTEC | SAMTEC |
| Package Type | Resistor Chip | Resistor Chip | Header, Receptacle - Straight PTH Box | Header, Receptacle - Straight PTH Box | Other | Header, Receptacle - Straight PTH Box | Header, Receptacle - Straight PTH Box | Header, Receptacle - Straight PTH Box |
| Pin Count | 2 | 2 | 4 | 6 | 16 | 8 | 3 | 2 |
| Temperature Range | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.0028 | $0.0020 | $0.5757 | $0.4207 | $1.7257 | $0.8938 | $0.4307 | $0.2549 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Reach Compliance Code | Compliant | Compliant | — | — | — | — | — | — |
| YTEOL | 12 | 12 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 |
| Construction | Rectangular | Rectangular | — | — | — | — | — | — |
| JESD-609 Code | e3 | e3 | e4 | e4 | e4 | e4 | e4 | e4 |
| Mounting Feature | SURFACE MOUNT | SURFACE MOUNT | — | — | — | — | — | — |
| Package Height | 0.5 mm | 0.5 mm | — | — | — | — | — | — |
| Package Length | 2 mm | 2 mm | — | — | — | — | — | — |
| Package Shape | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | — | — | — | — | — | — |
| Package Style | SMT | SMT | — | — | — | — | — | — |
| Package Width | 1.25 mm | 1.25 mm | — | — | — | — | — | — |
| Packing Method | TR, Punched Paper, 7 Inch | TR, Punched Paper, 7 Inch | — | — | — | — | — | — |
| Rated Power Dissipation (P) | 0.25 W | 0.25 W | — | — | — | — | — | — |
| Rated Temperature | 70 °C | 70 °C | — | — | — | — | — | — |
| Reference Standard | AEC-Q200, IEC60115-8 | AEC-Q200, IEC60115-8 | UL, CSA | UL, CSA | UL, CSA | UL, CSA | UL, CSA | UL, CSA |
| Resistance | 12000 Ω | 470 Ω | — | — | — | — | — | — |
| Resistor Type | FIXED RESISTOR | FIXED RESISTOR | — | — | — | — | — | — |
| Size Code | 0805 | 0805 | — | — | — | — | — | — |
| Surface Mount | YES | YES | — | — | — | — | — | — |
| Technology | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | — | — | — | — | — | — |
| Temperature Coefficient | 200 ppm/°C | 200 ppm/°C | — | — | — | — | — | — |
| Terminal Finish | MATTE TIN OVER NICKEL | MATTE TIN OVER NICKEL | — | — | — | — | — | — |
| Terminal Shape | WRAPAROUND | WRAPAROUND | — | — | — | — | — | — |
| Tolerance | 5% | 5% | — | — | — | — | — | — |
| Working Voltage | 150 V | 150 V | — | — | — | — | — | — |
| Factory Lead Time | — | — | 1 Week | 1 Week | 1 Week | 1 Week | 1 Week | 1 Week |
| Additional Feature | — | — | TIGER BUY CONTACT | TIGER BUY CONTACT | TIGER BUY CONTACT | TIGER BUY CONTACT | TIGER BUY CONTACT | TIGER BUY CONTACT |
| Body Breadth | — | — | 0.095 inch | 0.095 inch | 0.195 inch | 0.095 inch | 0.095 inch | 0.095 inch |
| Body Depth | — | — | 0.335 inch | 0.335 inch | 0.335 inch | 0.335 inch | 0.335 inch | 0.335 inch |
| Body/Shell Style | — | — | SOCKET | SOCKET | SOCKET | SOCKET | SOCKET | SOCKET |
| Connector Type | — | — | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR |
| Contact Finish Mating | — | — | GOLD (20) OVER NICKEL (50) | GOLD (20) OVER NICKEL (50) | GOLD (20) OVER NICKEL (50) | GOLD (20) OVER NICKEL (50) | GOLD (20) OVER NICKEL (50) | GOLD (20) OVER NICKEL (50) |
| Contact Finish Termination | — | — | Gold (Au) - with Nickel (Ni) barrier | Gold (Au) - with Nickel (Ni) barrier | Gold (Au) - with Nickel (Ni) barrier | Gold (Au) - with Nickel (Ni) barrier | Gold (Au) - with Nickel (Ni) barrier | Gold (Au) - with Nickel (Ni) barrier |
| Contact Gender | — | — | FEMALE | FEMALE | FEMALE | FEMALE | FEMALE | FEMALE |
| Contact Material | — | — | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE |
| Contact Pattern | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Contact Resistance | — | — | 10 mΩ | 10 mΩ | 10 mΩ | 10 mΩ | 10 mΩ | 10 mΩ |
| Contact Style | — | — | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT |
| DIN Conformance | — | — | NO | NO | NO | NO | NO | NO |
| Filter Feature | — | — | NO | NO | NO | NO | NO | NO |
| IEC Conformance | — | — | NO | NO | NO | NO | NO | NO |
| Insulator Color | — | — | BLACK | BLACK | BLACK | BLACK | BLACK | BLACK |
| Insulator Material | — | — | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER | LIQUID CRYSTAL POLYMER |
| MIL Conformance | — | — | NO | NO | NO | NO | NO | NO |
| Mating Contact Pitch | — | — | 0.1 inch | 0.1 inch | 0.1 inch | 0.1 inch | 0.1 inch | 0.1 inch |
| Mating Information | — | — | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE |
| Mixed Contacts | — | — | NO | NO | NO | NO | NO | NO |
| Mounting Style | — | — | STRAIGHT | STRAIGHT | STRAIGHT | STRAIGHT | STRAIGHT | STRAIGHT |
| Mounting Type | — | — | BOARD | BOARD | BOARD | BOARD | BOARD | BOARD |
| Number Of Connectors | — | — | ONE | ONE | ONE | ONE | ONE | ONE |
| Number Of PCB Rows | — | — | 1 | 1 | 2 | 1 | 1 | 1 |
| Number of Rows Loaded | — | — | 1 | 1 | 2 | 1 | 1 | 1 |
| Option | — | — | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE |
| PCB Contact Pattern | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Plating Thickness | — | — | 20u inch | 20u inch | 20u inch | 20u inch | 20u inch | 20u inch |
| Rated Current (Signal) | — | — | 6.3 A | 6.3 A | 6.3 A | 6.3 A | 3 A | 6.3 A |
| Terminal Pitch | — | — | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Termination Type | — | — | SOLDER | SOLDER | SOLDER | SOLDER | SOLDER | SOLDER |
| Total Number of Contacts | — | — | 4 | 6 | 16 | 8 | 3 | 2 |
| Body Length | — | — | — | — | 0.82 inch | 0.82 inch | 0.32 inch | — |
| Mating Contact Row Spacing | — | — | — | — | 0.1 inch | — | — | — |
| Mounting Option 1 | — | — | — | — | LOCKING | — | — | — |
| PCB Contact Row Spacing | — | — | — | — | 2.54 mm | — | — | — |
| Terminal Length | — | — | — | — | — | — | 0.1 inch | — |
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 7 alternatives for RK73B2ATTD123J — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for RK73B2ATTD123J 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 RK73B2ATTD123J 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 RK73B2ATTD123J?
Known equivalents for RK73B2ATTD123J include RK73B2ATTD471J, SSQ-104-01-G-S, SSQ-106-01-G-S. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of RK73B2ATTD123J?
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 RK73B2ATTD123J 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.