70543-0001Alternatives & Equivalent Parts
About 70543-0001
70543-0001 is a Connector component manufactured by Molex. It comes in a Header, Shrouded - Straight PTH Box 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 | 70543-0001Source | 70543-0003 | 70543-0004 | 70543-0036 |
|---|---|---|---|---|
| Manufacturer | Molex | Molex | Molex | Molex |
| Package Type | Header, Shrouded - Straight PTH Box | Header, Shrouded - Straight PTH Box | Header, Shrouded - Straight PTH Box | Header, Shrouded - Straight PTH Box |
| Pin Count | 2 | 4 | 5 | 2 |
| Temperature Range | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C |
| Price | $0.3228 | $0.3395 | $0.4329 | $0.1893 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| YTEOL | 9.1 | 9.1 | 9.1 | 9.1 |
| Additional Feature | LATCHED | LATCHED | LATCHED | LATCHED |
| Body Breadth | 0.26 inch | 0.26 inch | 0.26 inch | 0.26 inch |
| Body Depth | 0.465 inch | 0.465 inch | 0.465 inch | 0.465 inch |
| Body Length | 0.29 inch | 0.5 inch | 0.6 inch | 0.29 inch |
| Connector Type | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR | BOARD CONNECTOR |
| Contact Finish Mating | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| Contact Finish Termination | Tin (Sn) | Tin (Sn) | Tin (Sn) | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Contact Gender | MALE | MALE | MALE | MALE |
| Contact Material | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE | PHOSPHOR BRONZE |
| Contact Pattern | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Contact Resistance | 30 mΩ | 30 mΩ | 30 mΩ | 15 mΩ |
| Contact Style | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT | SQ PIN-SKT |
| DIN Conformance | NO | NO | NO | NO |
| Dielectric Withstanding Voltage | 600VAC V | 600VAC V | 600VAC V | 600VAC V |
| Durability | 50 Cycles | 50 Cycles | 50 Cycles | 50 Cycles |
| Filter Feature | NO | NO | NO | NO |
| IEC Conformance | NO | NO | NO | NO |
| Insulation Resistance | 10000000000 Ω | 10000000000 Ω | 10000000000 Ω | 10000000000 Ω |
| Insulator Color | BLACK | BLACK | BLACK | BLACK |
| Insulator Material | GLASS FILLED POLYESTER | GLASS FILLED POLYESTER | GLASS FILLED POLYESTER | GLASS FILLED POLYESTER |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| MIL Conformance | NO | NO | NO | NO |
| Mating Contact Pitch | 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 |
| Mixed Contacts | NO | NO | NO | NO |
| Mounting Option 1 | LATCH | LATCH | LATCH | LATCH |
| Mounting Option 2 | LOCKING | LOCKING | LOCKING | LOCKING |
| Mounting Style | STRAIGHT | STRAIGHT | STRAIGHT | STRAIGHT |
| Mounting Type | BOARD | BOARD | BOARD | BOARD |
| Number Of Connectors | ONE | ONE | ONE | ONE |
| Number Of PCB Rows | 1 | 1 | 1 | 1 |
| Number of Rows Loaded | 1 | 1 | 1 | 1 |
| Option | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE | GENERAL PURPOSE |
| PCB Contact Pattern | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Plating Thickness | 15u inch | 15u inch | 15u inch | 150u inch |
| Polarization Key | POLARIZED HOUSING | POLARIZED HOUSING | POLARIZED HOUSING | POLARIZED HOUSING |
| Rated Current (Signal) | 3 A | 3 A | 3 A | 3 A |
| Reference Standard | UL, CSA | UL, CSA | UL, CSA | UL, CSA |
| Terminal Length | 0.13 inch | 0.13 inch | 0.13 inch | 0.13 inch |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Termination Type | SOLDER | SOLDER | SOLDER | SOLDER |
| Total Number of Contacts | 2 | 4 | 5 | 2 |
| UL Flammability Code | 94V-0 | 94V-0 | 94V-0 | 94V-0 |
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 3 alternatives for 70543-0001 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 70543-0001 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 70543-0001 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 70543-0001?
Known equivalents for 70543-0001 include 70543-0003, 70543-0004, 70543-0036. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 70543-0001?
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 70543-0001 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.