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WK2 The Vishay Dale WK2 is a high pulse load, high power metal oxide leaded resistor. It features high power dissipation in a small size and is AEC-Q200 qualified.
Mfr Part #:

WK2

Available from 2 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale WK2 is a high pulse load, high power metal oxide leaded resistor. It features high power dissipation in a small size and is AEC-Q200 qualified.
✓ Total Stock: 7,518 pcs
$ Price Range: $0.05

WK2 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
6,462 pcs
On Request
6462 pcs On Request 1 On Request On Request On Request On Request On Request
Braun Electronic Components ✓
Non-Authorised Inventory information
1,056 pcs
On Request
1056 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

WK2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Failure Rate
Halogen Free
Lead Style
Operating Temperature Range
Resistance Tolerance
Temperature Coefficient
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WK2 Description

Short technical summary and product information.

The Vishay Dale WK2 series offers high pulse load and high power metal oxide leaded resistors designed for demanding applications. These resistors provide high power dissipation in a compact package, with ratings from 1W for the 0207 size up to 4W for the 0922 size.

 

The WK2 and WR4 series are AEC-Q200 qualified, making them suitable for automotive electronics. They feature a heat-resistant encapsulation capable of withstanding high temperatures up to 200 °C.

 

Key electrical specifications include a resistance range from 0.22 Ω to 1 MΩ with tolerances of ± 1%, ± 2%, or ± 5%. Temperature coefficients range from ± 50 ppm/K to ± 200 ppm/K. The operating voltage can be up to 500 V AC/DC for the WK2 series. The operating temperature range is -55 °C to +200 °C.

 

These resistors are designed for applications in automotive electronics, industrial electronics, and power supplies, offering reliable performance under high pulse load conditions.

WK2 Quick Information

Product Type: Metal Oxide Resistor
Series: WK2
Canonical Name: Vishay Dale WK2 Metal Oxide Resistor
Subcategory: Metal Oxide

WK2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

WK2 Estimated Pricing

Qty Low High
1+ $0.05 $0.05

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

WK2 Features

  • High power pulse withstanding capability.
  • High power dissipation in small size.
  • AEC-Q200 qualified for automotive use.
  • High temperature operation up to 200 °C.
  • Wide resistance range from 0.22 Ω to 1 MΩ.

WK2 Applications

  • Used in automotive engine control modules.
  • Suitable for industrial power supplies.
  • Ideal for calibration and trimming circuits.
  • Applicable in high-temperature environments.

WK2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resistance range of the WK2?

0.22 Ω to 1 MΩ.

What tolerance options are available?

±1%, ±2%, and ±5%.

What is the power rating?

1 W.

What temperature coefficient options are available?

±50 ppm/K, ±100 ppm/K, and ±200 ppm/K.

What is the package size?

0207 (imperial size).

Is the WK2 AEC-Q200 qualified?

Yes, it is AEC-Q200 qualified.

What is the operating temperature range?

-55°C to +200°C.

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