WSR3R0400FEA The Vishay Dale WSR3R0400FEA is a surface mount Power Metal Strip Resistor with a resistance of 0.04 Ohms and a 1% tolerance. It is rated for 3W power.
Mfr Part #:

WSR3R0400FEA

Available from 1 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale WSR3R0400FEA is a surface mount Power Metal Strip Resistor with a resistance of 0.04 Ohms and a 1% tolerance. It is rated for 3W power.
✓ Total Stock: 6,510 pcs
$ Price Range: $0.02

WSR3R0400FEA Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,510 pcs
6510 pcs On Request 1 On Request On Request 14+ On Request On Request

WSR3R0400FEA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Height
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Number of Terminations
Operating Temperature
Power (Watts)
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WSR3R0400FEA Description

Short technical summary and product information.

The Vishay Dale WSR3R0400FEA is a surface mount Power Metal Strip Resistor designed for current sensing, voltage division, and pulse applications. It features a resistance value of 0.04 Ohms with a tight tolerance of ±1% and a power rating of 3W.

 

Constructed with a solid metal nickel-chrome or manganese-copper alloy element, this resistor offers low TCR (< 20 ppm/°C) and excellent frequency response up to 50 MHz. It also boasts very low inductance (0.5 nH to 5 nH) and low thermal EMF (< 3 μV/°C).

 

The WSR3R0400FEA is qualified to AEC-Q200 Rev. D, making it suitable for automotive applications. Its molded high-temperature encapsulation and all-welded construction ensure durability. The resistor is designed in a 4527 J-Lead package, measuring 11.56mm x 6.98mm with a height of 2.54mm.

 

Additional features include anti-sulfur resistance, moisture resistance, and pulse withstanding capabilities. The operating temperature range is -65°C to 275°C.

WSR3R0400FEA Quick Information

Product Type: Power Metal Strip Resistor
Series: WSR3
Canonical Name: Vishay Dale WSR3 Series Power Metal Strip Resistor
Subcategory: Surface Mount Resistor

WSR3R0400FEA Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

WSR3R0400FEA Estimated Pricing

Qty Low High
1+ $0.02 $0.02

Estimated market price range - modelled values for guidance only, not live distributor offers.

WSR3R0400FEA Features

  • 3W power rating at 70°C.
  • 0.04 Ohm resistance with 1% tolerance.
  • Low TCR below 20 ppm/°C.
  • AEC-Q200 qualified for automotive use.
  • Low inductance from 0.5 nH to 5 nH.

WSR3R0400FEA Applications

  • Ideal for current sensing applications.
  • Suitable for voltage division circuits.
  • Used in pulse load applications.
  • Automotive AEC-Q200 qualified.

WSR3R0400FEA FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resistance value of the WSR3R0400FEA resistor?

The resistance value is 0.04 Ohms.

What is the power rating of the WSR3R0400FEA resistor?

The power rating is 3W.

What is the tolerance of the WSR3R0400FEA resistor?

The tolerance is ±1%.

What is the temperature coefficient of the WSR3R0400FEA resistor?

The temperature coefficient is ±75ppm/°C.

What is the operating temperature range for this resistor?

The operating temperature range is -65°C to 275°C.

What package type is the WSR3R0400FEA resistor?

The package type is 4527 J-Lead.

Is the WSR3R0400FEA resistor AEC-Q200 qualified?

Yes, the resistor is qualified to AEC-Q200 Rev. D.

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