0437002.WRAlternatives & Equivalent Parts
About 0437002.WR
0437002.WR is a Fuse component manufactured by LITTELFUSE. It comes in a Fuses Chip package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 6 alternatives for 0437002.WR — response within 24 hours.
Specification Comparison
| Parameter | 0437002.WRSource | ERBRD2R00X | MBR230LSFT1G | WSL2512R1000FEA | 35022-0002 | 51015-0200 | ERJ1TRQF2R2U |
|---|---|---|---|---|---|---|---|
| Manufacturer | LITTELFUSE | Panasonic | ON Semiconductor | Vishay | Molex | Molex | Panasonic |
| Package Type | Fuses Chip | Other | Small Outline Diode Flat Lead | Resistor Chip | — | — | Other |
| Pin Count | 2 | 2 | 2 | 2 | — | — | 2 |
| Temperature Range | -55.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -65.0°C ~ 170.0°C | -40.0°C ~ 105.0°C | — | -55.0°C ~ 155.0°C |
| Price | $0.5444 | $0.1080 | $0.0482 | $0.1170 | $0.0080 | $0.0391 | $0.1266 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| YTEOL | 8 | 8 | 6.1 | 7 | 8 | 8 | 10 |
| Blow Characteristic | FAST | FAST | — | — | — | — | — |
| Body Breadth | 1.63 mm | 0.5 mm | — | — | 0.116 inch | — | — |
| Body Height | 0.835 mm | 0.39 mm | — | — | — | — | — |
| Body Length or Diameter | 3.2 mm | 1 mm | — | — | — | — | — |
| Circuit Protection Type | ELECTRIC FUSE | ELECTRIC FUSE | — | — | — | — | — |
| Fuse Size | 1206 | 0402 | — | — | — | — | — |
| JESD-609 Code | e3 | — | e3 | e3 | — | — | e3 |
| Mounting Feature | SURFACE MOUNT | SURFACE MOUNT | — | SURFACE MOUNT | — | — | SURFACE MOUNT |
| Packing Method | TR | TR, PRESSED, 7 INCH | — | TR, EMBOSSED PLASTIC, 7 INCH | — | — | TR, EMBOSSED, 7 INCH |
| Rated Breaking Capacity | 50 A | 35 A | — | — | — | — | — |
| Rated Current | 2 A | 2 A | — | — | — | — | — |
| Rated Voltage(AC) | 63 V | — | — | — | — | — | — |
| Rated Voltage(DC) | 63 V | 32 V | — | — | — | — | — |
| Reference Standard | CE; CSA; CUL; TUV; UKCA; UL | CUL, UL | — | AEC-Q200 | UL, CSA | — | AEC-Q200, IEC60115-8 |
| Surface Mount | YES | YES | YES | YES | — | — | YES |
| Terminal Finish | MATTE TIN OVER NICKEL | — | Matte Tin (Sn) - annealed | Pure Matte Tin (Sn) | — | — | MATTE TIN OVER NICKEL |
| Terminal Shape | WRAPAROUND | WRAPAROUND | — | WRAPAROUND | — | — | WRAPAROUND |
| Trip Time or Delay | 1 s | — | — | — | — | — | — |
| Reach Compliance Code | — | Compliant | — | Compliant | — | — | Compliant |
| Pre-arcing Time-Min | — | 200 ms | — | — | — | — | — |
| Pbfree Code | — | — | Yes | — | Yes | Yes | Yes |
| Manufacturer Package Code | — | — | 498-01 | — | — | — | — |
| Additional Feature | — | — | FREE WHEELING DIODE | ANTI-SULFUR | COMPATIBLE CONTACTS: 35021-1201; 35021-1301; 35021-1310; 35044-9101; 35044-9102, LOW PROFILE, SOLDERED DIRECTLY TO THE BOARD | LOW PROFILE | HIGH PRECISION |
| Application | — | — | POWER | — | — | — | — |
| Breakdown Voltage-Min | — | — | 30 V | — | — | — | — |
| Configuration | — | — | SINGLE | — | — | — | — |
| Diode Element Material | — | — | SILICON | — | — | — | — |
| Diode Type | — | — | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | — | 0.3 V | — | — | — | — |
| JESD-30 Code | — | — | R-PDSO-F2 | — | — | — | — |
| Non-rep Pk Forward Current-Max | — | — | 40 A | — | — | — | — |
| Number of Elements | — | — | 1 | — | — | — | — |
| Number of Phases | — | — | 1 | — | — | — | — |
| Output Current-Max | — | — | 2 A | — | — | — | — |
| Package Body Material | — | — | PLASTIC/EPOXY | — | — | — | — |
| Package Shape | — | — | RECTANGULAR | RECTANGULAR PACKAGE | — | — | RECTANGULAR PACKAGE |
| Package Style | — | — | SMALL OUTLINE | SMT | — | — | SMT |
| Peak Reflow Temperature (Cel) | — | — | 260 | — | — | — | — |
| Qualification Status | — | — | Not Qualified | — | — | — | — |
| Rep Pk Reverse Voltage-Max | — | — | 30 V | — | — | — | — |
| Reverse Current-Max | — | — | 1000 µA | — | — | — | — |
| Reverse Test Voltage | — | — | 30 V | — | — | — | — |
| Technology | — | — | SCHOTTKY | METAL STRIP | — | — | METAL GLAZE/THICK FILM |
| Terminal Form | — | — | FLAT | — | — | — | — |
| Terminal Position | — | — | DUAL | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | — | — | — | — |
| Construction | — | — | — | Rectangular | — | — | Rectangular |
| Package Height | — | — | — | 0.635 mm | — | — | 0.6 mm |
| Package Length | — | — | — | 6.35 mm | — | — | 6.4 mm |
| Package Width | — | — | — | 3.18 mm | — | — | 3.2 mm |
| Rated Power Dissipation (P) | — | — | — | 1 W | — | — | 1 W |
| Rated Temperature | — | — | — | 70 °C | — | — | 70 °C |
| Resistance | — | — | — | 0.1 Ω | — | — | 2.2 Ω |
| Resistor Type | — | — | — | FIXED RESISTOR | — | — | FIXED RESISTOR |
| Size Code | — | — | — | 2512 | — | — | 2512 |
| Temperature Coefficient | — | — | — | 75 ppm/°C | — | — | 100 ppm/°C |
| Tolerance | — | — | — | 1% | — | — | 1% |
| Working Voltage | — | — | — | 0.3162 V | — | — | 1.4832 V |
| Body Depth | — | — | — | — | 0.232 inch | — | — |
| Body Length | — | — | — | — | 0.236 inch | — | — |
| Connector Type | — | — | — | — | BOARD CONNECTOR | BOARD CONNECTOR | — |
| Contact Finish Mating | — | — | — | — | NOT SPECIFIED | NOT SPECIFIED | — |
| Contact Gender | — | — | — | — | MALE | MALE | — |
| Contact Material | — | — | — | — | NOT SPECIFIED | NOT SPECIFIED | — |
| Contact Pattern | — | — | — | — | RECTANGULAR | — | — |
| Contact Style | — | — | — | — | SQ PIN-SKT | — | — |
| DIN Conformance | — | — | — | — | NO | NO | — |
| Filter Feature | — | — | — | — | NO | NO | — |
| IEC Conformance | — | — | — | — | NO | NO | — |
| Insulation Resistance | — | — | — | — | 1000000000 Ω | — | — |
| Insulator Color | — | — | — | — | IVORY | — | — |
| Insulator Material | — | — | — | — | POLYAMIDE | — | — |
| MIL Conformance | — | — | — | — | NO | NO | — |
| Mating Contact Pitch | — | — | — | — | 0.098 inch | — | — |
| Mating Information | — | — | — | — | MULTIPLE MATING PARTS AVAILABLE | MULTIPLE MATING PARTS AVAILABLE | — |
| Mixed Contacts | — | — | — | — | NO | NO | — |
| Mounting Option 1 | — | — | — | — | LOCKING | — | — |
| Mounting Style | — | — | — | — | RIGHT ANGLE | STRAIGHT | — |
| Mounting Type | — | — | — | — | BOARD | BOARD | — |
| Number Of Connectors | — | — | — | — | ONE | ONE | — |
| Number of Rows Loaded | — | — | — | — | 1 | 1 | — |
| Option | — | — | — | — | GENERAL PURPOSE | GENERAL PURPOSE | — |
| PCB Contact Pattern | — | — | — | — | RECTANGULAR | — | — |
| Terminal Pitch | — | — | — | — | 2.5 mm | 2 mm | — |
| Termination Type | — | — | — | — | SOLDER | SOLDER | — |
| Total Number of Contacts | — | — | — | — | 2 | 2 | — |
| UL Flammability Code | — | — | — | — | 94V-0 | 94V-0 | — |
| Factory Lead Time | — | — | — | — | — | 17 Weeks | 22 Weeks |
| Contact Finish Termination | — | — | — | — | — | NOT APPLICABLE | — |
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 6 alternatives for 0437002.WR — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for 0437002.WR 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 0437002.WR 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.
Can't Find What You Need?
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FAQ
What is equivalent to 0437002.WR?
Known equivalents for 0437002.WR include ERBRD2R00X, MBR230LSFT1G, WSL2512R1000FEA. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 0437002.WR?
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 0437002.WR 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.