WNA25RFE datasheet, PDF - EEWORLD Datasheet

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WNA25RFE: DescriptionWirewound Resistors - Through Hole .5watt 25ohm 1%; CategoryPassive components The resistor; File Size199KB，2 Pages; ManufacturerOhmite; Websitehttps://www.ohmite.com; Environmental Compliance

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WNA25RFE Overview

Wirewound Resistors - Through Hole .5watt 25ohm 1%

WNA25RFE Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Ohmite
package instruction	AXIAL LEADED, ROHS COMPLIANT
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	NON INDUCTIVE
structure	Epoxy Molded
JESD-609 code	e3
Lead diameter	0.6 mm
Lead length	25 mm
Installation features	THROUGH HOLE MOUNT
Number of terminals	2
Maximum operating temperature	150 °C
Minimum operating temperature	-55 °C
Package diameter	2.54 mm
Package length	5.08 mm
Package shape	TUBULAR PACKAGE
Package form	Axial
method of packing	BULK
Rated power dissipation(P)	0.5 W
Rated temperature	70 °C
resistance	25 Ω
Resistor type	FIXED RESISTOR
surface mount	NO
technology	WIRE WOUND
Temperature Coefficient	20 ppm/°C
Terminal surface	Tin (Sn)
Terminal shape	WIRE
Tolerance	1%

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WH/WN Series

Miniature Molded Wirewound

F e at u r e S

• WH precision series

• WN Aryton Perry winding Non-Inductive series:

Inductance <1nH at 1MHZ test,

• Designed to meet MIL-R-26F, MIL-STD-202 stan-

dard 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

S e r i e S S P e c i F i c at i O N S

cHaracteriSticS

Power Resistance

Rating

Range

Weight

Type (watts)

(Ω)

(g/1000pc)

WHA 0.5 0.100 - 1.0K

216

WNA

0.100 - 250

WHB

0.100 - 4.0K

296

WNB

0.100 - 1.0K

WHC

0.10 - 8.0K

712

WNC

0.10 - 2.0K

WHD

0.10 - 25K

1160

WND

0.10 - 5.0K

WHE

0.10 - 50K

2920

WNE

0.10 - 10K

Ceramic Core

CeramTec Rubalit

85% alumina

End Caps

Stainless steel, precision formed

Leads

Copper wire,100% Sn (lead free)

coated

Resistance Wire

ISAOHM

wire TC ±20ppm/°C

Temperature

±90 for 0.100Ω-0.99Ω, ±50 for

Coefficient (ppm/°C)

1.00Ω-10.00Ω, ±20 for >10.00Ω

Maximum Working

(PxR)

1/2

Voltage

Standard Tolerance

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

Encapsulation

SUMICON 1100/1200 Epoxy molding

compound for IC encapsulation

Operating Temp

-55°C to +150°C

dimeNSiONS

0.984 /

Derating

Linearly from 100% @ +70°C to 0%

@ +150°C.

Packaging

Type

WH/NA

WH/NB

WH/NC

WH/ND

WH/NE

Wattage

0.5 5.08 / 0.200

7.00 / 0.276

11.4 / 0.450

3 13.54 / 0.530

5 20.00 / 0.790

2.54 / 0.100

3.30 / 0.130

4.57 / 0.180

5.50 / 0.216

7.50 / 0.295

0.60 / 0.024

0.80 / 0.031

1.00 / 0.039

Tape

Width

64 / 2.520

84 / 3.307

Pitch

5.0 / 0.197

10 / 0.393

Reel

Diam.

290 / 11.41

Pc/

reel

1000

500

(continued)

100

1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com

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