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Fixed Resistor, Metal Strip, 4W, 0.4ohm, 1.2649V, 1% +/-Tol, 50ppm/Cel, Surface Mount, 2512, CHIP
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.
WFMB2512R4000FEA by Vishay Intertechnologies is a Metal Strip Resistor.
Metal Strip Resistor are under the broader part category of Resistors.
Resistors are passive components that work by limiting electron flow in a circuit. They are available as fixed or as variable (potentionmeters). Read more about Resistors on our Resistors part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
98AC4580
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Newark | Res, 0R4, 3W, 2512, Metal Plate, Resistance:0.4Ohm, Product Range:Wfm Series, Resistor Case/Package:2512 [6432 Metric], Power Rating:3W, Resistance Tolerance:± 1%, Resistor Technology:Metal Plate, Temperature Coefficient:± 50Ppm/°Crohs Compliant: Yes |Vishay WFMB2512R4000FEA RoHS: Compliant Min Qty: 2000 Package Multiple: 1 Date Code: 0 Container: Reel | 0 |
|
$0.4800 / $0.5740 | Buy Now |
DISTI #
01AH9858
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Newark | Res, 0R4, 3W, 2512, Metal Plate, Resistance:0.4Ohm, Product Range:Wfm Series, Resistor Case/Package:2512 [6432 Metric], Power Rating:3W, Resistance Tolerance:± 1%, Resistor Technology:Metal Plate, Temperature Coefficient:± 50Ppm/°Crohs Compliant: Yes |Vishay WFMB2512R4000FEA RoHS: Compliant Min Qty: 2000 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 0 |
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$0.6980 | Buy Now |
DISTI #
WFMB2512R4000FEA
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Avnet Americas | WFMB2512 .4 1% NICR EA e3 - Tape and Reel (Alt: WFMB2512R4000FEA) RoHS: Not Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 35 Weeks, 6 Days Container: Reel | 6000 |
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$0.4608 / $0.7549 | Buy Now |
DISTI #
71-WFMB2512R4000FEA
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Mouser Electronics | Current Sense Resistors - SMD 3watts .4ohms 1% B =NiCrAl High Power RoHS: Compliant | 0 |
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$0.7500 / $2.0500 | Order Now |
DISTI #
WFMB2512R4000FEA
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TTI | Current Sense Resistors - SMD 3watts .4ohms 1% B =NiCrAl High Power RoHS: Compliant pbFree: Pb-Free Min Qty: 2000 Package Multiple: 2000 Container: Reel | Americas - 0 |
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$0.8400 / $0.8900 | Buy Now |
DISTI #
SMC-WFMB2512R4000FEA
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Sensible Micro Corporation | OEM Excess 5-7 Days Leadtime, We are an AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days | 149622 |
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RFQ | |
DISTI #
WFMB2512R4000FEA
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Avnet Abacus | WFMB2512 4 1 NICR EA e3 - Tape and Reel (Alt: WFMB2512R4000FEA) RoHS: Compliant Min Qty: 2000 Package Multiple: 2000 Lead time: 83 Weeks, 0 Days Container: Reel | Abacus - 0 |
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Buy Now |
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WFMB2512R4000FEA
Vishay Intertechnologies
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Datasheet
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Compare Parts:
WFMB2512R4000FEA
Vishay Intertechnologies
Fixed Resistor, Metal Strip, 4W, 0.4ohm, 1.2649V, 1% +/-Tol, 50ppm/Cel, Surface Mount, 2512, CHIP
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Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | VISHAY INTERTECHNOLOGY INC | |
Package Description | CHIP | |
Reach Compliance Code | unknown | |
Factory Lead Time | 35 Weeks, 6 Days | |
Samacsys Manufacturer | Vishay | |
Additional Feature | ANTI-SULFUR | |
Construction | Rectangular | |
Mounting Feature | SURFACE MOUNT | |
Number of Terminals | 2 | |
Operating Temperature-Max | 170 °C | |
Operating Temperature-Min | -65 °C | |
Package Height | 0.5 mm | |
Package Length | 6.35 mm | |
Package Style | SMT | |
Package Width | 3.18 mm | |
Packing Method | TR, EMBOSSED PLASTIC, 7 INCH | |
Rated Power Dissipation (P) | 4 W | |
Rated Temperature | 70 °C | |
Reference Standard | AEC-Q200 | |
Resistance | 0.4 Ω | |
Resistor Type | FIXED RESISTOR | |
Size Code | 2512 | |
Surface Mount | YES | |
Technology | METAL STRIP | |
Temperature Coefficient | 50 ppm/°C | |
Terminal Shape | WRAPAROUND | |
Tolerance | 1% | |
Working Voltage | 1.2649 V |
The recommended land pattern for WFMB2512R4000FEA is a rectangular pad with a size of 2.5 mm x 1.25 mm, with a non-solder mask defined (NSMD) pad shape.
To handle thermal management, ensure good thermal conductivity between the device and the PCB by using a thermal interface material (TIM) and a heat sink if necessary. Also, ensure good airflow around the device.
The maximum operating temperature range for WFMB2512R4000FEA is -55°C to 150°C, with a storage temperature range of -55°C to 180°C.
Yes, WFMB2512R4000FEA is suitable for high-reliability applications due to its high-quality materials and manufacturing process, which ensure a low failure rate and high performance over time.
To ensure reliability in a humid environment, apply a conformal coating to the device and PCB, and ensure good sealing of the device package. Also, follow proper handling and storage procedures to prevent moisture absorption.