Part Image

WNA250FET - Ohmite

Description: Ohmite WN Series ceramic Axial Wirewound Resistor 250Ω 1% 0.5W ±20ppm/°C

Download WNA250FET Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
3D Models
WNA250FET - Ohmite  - 3D model
click to zoom
Note! To download footprints and symbols, use the build and request forms below

Build

Launch Build Wizard
Build Wizard not available for this package category!

Request (48 hours)

WNA250FET Details

  • Manufacturer Part Number:

    WNA250FET

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    AXIAL LEADED

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.21.00.80

  • Manufacturer:

    Ohmite Mfg Co

  • YTEOL:

    10

  • Additional Feature:

    NON-INDUCTIVE

  • Construction:

    Tubular

  • JESD-609 Code:

    e3

  • Lead Diameter:

    0.6 mm

  • Lead Length:

    25 mm

  • Mounting Feature:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Diameter:

    2.54 mm

  • Package Length:

    5.08 mm

  • Package Shape:

    TUBULAR PACKAGE

  • Package Style:

    Axial

  • Packing Method:

    TR, 11.41 INCH

  • Rated Power Dissipation (P):

    0.5 W

  • Rated Temperature:

    70 °C

  • Resistance:

    250 Ω

  • Resistor Type:

    FIXED RESISTOR

  • Surface Mount:

    NO

  • Technology:

    WIRE WOUND

  • Temperature Coefficient:

    20 ppm/°C

  • Terminal Finish:

    TIN

  • Terminal Shape:

    WIRE

  • Tolerance:

    1%

  • Working Voltage:

    11.1803 V

WNA250FET Frequently Asked Questions (FAQs)

  • The thermal resistance of the WNA250FET is typically around 1.5°C/W, but this can vary depending on the specific application and mounting method.
  • Yes, the WNA250FET is suitable for high-frequency applications up to 1 MHz, but it's essential to consider the device's parasitic inductance and capacitance when designing the circuit.
  • To ensure reliable operation in high-temperature environments, it's crucial to follow proper derating guidelines, provide adequate heat sinking, and consider the device's maximum junction temperature (Tj) of 150°C.
  • The recommended mounting method for the WNA250FET is through-hole mounting, with the device soldered to a PCB or a heat sink. This ensures good thermal conductivity and mechanical stability.
  • Yes, the WNA250FET can be used in switching applications, but it's essential to consider the device's switching characteristics, such as turn-on and turn-off times, and ensure that the circuit is designed to minimize switching losses.

Trust Checks

No trust score is available for this model.
Trust Score Unavailable
Sponsored

WNA250FET Overview

Use the download button to access the WNA250FET 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like WNA25, or try a keyword search, such as Fixed Resistors

Parts related to WNA250FET

Showing 0 results

Select Package Category

Package Categories

Datasheet PDF Preview

WNA250FET Alternates

Showing results

Image Part Number Model
Part Image WHA250FET Ohmite Mfg Co

Fixed Resistor, Wire Wound, 0.5W, 250ohm, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

Part Image WHA250FE-T Ohmite Mfg Co

Fixed Resistor, Wire Wound, 0.5W, 250ohm, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT