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PDFs and Datasheets Res Wh wn Datasheet

WH/WN Series Datasheet

Miniature Molded Wirewound

Res Wh wn product image

 

Features

  • WH precision series
  • WN Aryton Perry winding Non-Inductive series: Inductance <1nH at 1MHZ test
  • Designed to meet MIL-R-26F, MIL-STD-202 standard requirements
  • Manufacturing process -Wire winding/ Spot Welding- by Computer Numerical Control (CNC) machine tools to ensure consistency of product quality
  • Encapsulated by epoxy molding compound
  • Advanced IC encapsulation mold/die technologies

Series Specifications

Power Rating(watts): 0.5

Resistance Range(Ω): 0.100 - 1.0K

Weight(g/1000pc): 216

Power Rating(watts): 0.5

Resistance Range(Ω): 0.100 - 250

Weight(g/1000pc): 216

Power Rating(watts): 1

Resistance Range(Ω): 0.100 - 4.0K

Weight(g/1000pc): 296

Power Rating(watts): 1

Resistance Range(Ω): 0.100 - 1.0K

Weight(g/1000pc): 296

Power Rating(watts): 2

Resistance Range(Ω): 0.10 - 8.0K

Weight(g/1000pc): 712

Power Rating(watts): 2

Resistance Range(Ω): 0.10 - 2.0K

Weight(g/1000pc): 712

Power Rating(watts): 3

Resistance Range(Ω): 0.10 - 25K

Weight(g/1000pc): 1160

Power Rating(watts): 3

Resistance Range(Ω): 0.10 - 5.0K

Weight(g/1000pc): 1160

Power Rating(watts): 5

Resistance Range(Ω): 0.10 - 50K

Weight(g/1000pc): 2920

Power Rating(watts): 5

Resistance Range(Ω): 0.10 - 10K

Weight(g/1000pc): 2920

Characteristics

CeramTec Rubalit® 85% alumina

Stainless steel, precision formed

Copper wire,100% Sn (lead free) coated

ISAOHM®wire TC ±20ppm/°C

SUMICON 1100/1200 Epoxy molding compound for IC encapsulation

D (0.5%), F (1.0%), J (5.0%)

±90 for 0.100Ω-0.99Ω, ±50 for 1.00Ω-10.00Ω, ±20 for >10.00Ω

(PxR)^1/2

Linearly from 100% @ +70°C to 0% @ +150°C.

-55°C to +150°C

Performance Data

Conditions of Test:

Environmental chamber, -55°C +0°C, -3°C to 150°C +3°C, -0°C, 5 cycles, minimum 15 min. at each extreme

Performance:

±(1.0% + 0.5mΩ)ΔR

Conditions of Test:

Overload voltage 5x rated wattage for 5 sec.

Performance:

±(0.5% + 0.5mΩ)ΔR

Conditions of Test:

Bath temp. 260°C ±5°, immersion time 5 sec. ±0.5, JIS C 5201 4.18

Performance:

> 90% of contact face covered new solder

Conditions of Test:

Bath temp. 260°C ±5°, immersion time 5 sec. ±0.5, JIS C 5201 4.18

Performance:

±(0.5% + 0.5mΩ)ΔR

Conditions of Test:

Magnitude of test voltage > 500 volts rms.; duration 1 min.

Performance:

Pass

Conditions of Test:

Magnitude of test voltage 500 volts rms. ±10%; duration 1 min.

Performance:

> 109Ω

Conditions of Test:

Exposed to an ambient temperature of 175°C +5°/-0° for 250 ±8 hours

Performance:

±(1.0% + 0.5mΩ)ΔR

Conditions of Test:

At a temperature of -65°C ±2° for a period of 24 hours ±4

Performance:

±(0.5% + 0.5mΩ)ΔR

Conditions of Test:

Test temp. at 70°C ±2°, rated DC continuous working voltage applied, 1.5 hours on and 0.5 hours off, 1000 hours0

Performance:

±(2.0% + 0.5mΩ)ΔR

Dimensions

Res Wh wn Dimensions

Wattage: 0.5

L: 5.08 / 0.200

D: 2.54 / 0.100

d: 0.60 / 0.024

Wattage: 1

L: 7.00 / 0.276

D: 3.30 / 0.130

d: 0.60 / 0.024

Wattage: 2

L: 11.4 / 0.450

D: 4.57 / 0.180

d: 0.80 / 0.031

Wattage: 3

L: 13.54 / 0.530

D: 5.50 / 0.216

d: 0.80 / 0.031

Wattage: 5

L: 20.00 / 0.790

D: 7.50 / 0.295

d: 1.00 / 0.039

 

Packaging

Pitch: 5.0 / 0.197

Reel Diam.: 290 / 11.41

Pc/reel: 1000

Pitch: 5.0 / 0.197

Reel Diam.: 290 / 11.41

Pc/reel: 1000

Pitch: 10 / 0.393

Reel Diam.: 290 / 11.41

Pc/reel: 1000

Pitch: 10 / 0.393

Reel Diam.: 290 / 11.41

Pc/reel: 500

Pitch: 10 / 0.393

Reel Diam.: 290 / 11.41

Pc/reel: 5000

Ordering Information

Res WH wn Order Info

 

Standard part numbers

Part number chart.

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