WSC-20.887OHM1%EK datasheet, PDF

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WSC-20.887OHM1%EK: DescriptionFixed Resistor, Wire Wound, 2W, 0.887ohm, 1% +/-Tol, -90,90ppm/Cel, 4627,; CategoryPassive components The resistor; File Size86KB，3 Pages; ManufacturerVishay; Websitehttp://www.vishay.com; Environmental Compliance

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WSC-20.887OHM1%EK Overview

Fixed Resistor, Wire Wound, 2W, 0.887ohm, 1% +/-Tol, -90,90ppm/Cel, 4627,

WSC-20.887OHM1%EK Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Objectid	945118272
Reach Compliance Code	compliant
ECCN code	EAR99
YTEOL	7.8
structure	Chip
JESD-609 code	e3
Number of terminals	2
Maximum operating temperature	275 °C
Minimum operating temperature	-65 °C
Package height	4.24 mm
Package length	11.56 mm
Package form	SMT
Package width	6.98 mm
method of packing	Bulk
Rated power dissipation(P)	2 W
Guideline	AEC-Q200
resistance	0.887 Ω
Resistor type	FIXED RESISTOR
series	WSC
size code	4627
technology	WIRE WOUND
Temperature Coefficient	90 ppm/°C
Terminal surface	Matte Tin (Sn)
Tolerance	1%

WSC-20.887OHM1%EK Preview

WSC, WSN

www.vishay.com

Vishay Dale

Wirewound Resistors, Precision Power, Surface Mount

FEATURES

•

All welded construction

Molded encapsulation

Wraparound terminations

Excellent stability at different environmental

conditions

High power ratings (up to 3 W)

Superior surge capability

Available in non-inductive styles with Ayrton-

Perry winding (WSN in lieu of WSC, maximum

resistance is one-half WSC range)

AEC-Q200 qualified available

(1)

Material categorization:

For definitions of compliance please see

www.vishay.com/doc?99912

Available

Note

(1)

Flame retardance test may not be applicable to

some resistor technologies.

Available

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL HISTORICAL

POWER RATING

70 °C

RESISTANCE RANGE

TOLERANCE

WEIGHT (typical)

SIZE

ENCAPSULATION

MODEL



±%

g/1000 pieces

WSC01/2

WSC-1/2

2012

0.5

0.1 to 4.99

0.5, 1, 5

Epoxy

0.5, 1, 5

165

Thermoplastic

(3)

WSC0001

WSC-1

2515

0.1 to 2.77K

(2)

WSC2515

2515

0.1 to 2.5K

0.1, 0.25, 0.5, 1, 5

165

Thermoplastic

0.5, 1, 5

760

Thermoplastic

(3)

WSC0002

WSC-2

4527

0.1 to 4.92K

WSC4527

4527

0.1 to 4.92K

0.5, 1, 5

760

Thermoplastic

0.5, 1, 5

1675

Thermoplastic

WSC6927

6927

0.1 to 8K

Notes

• Part marking: 1/2 W - DALE, value; 1 W - model, value, tolerance, date code; 2 W and 3 W - DALE, model, value, tolerance, date code.

(2)

0.1 % and 0.25 % is available on the WSC2515 for 0.499



to 797.4



range.

(3)

As of 1/1/2010, the WSC0001 and WSC0002 are molded with thermoplastic in lieu of epoxy. Reference PCN-DR-002-2009 and PCN-DR-003-2009

TECHNICAL SPECIFICATIONS

PARAMETER

Temperature

Coefficient

Dielectric

Withstanding Voltage

Insulation Resistance

Operating

Temperature Range

Maximum Working

Voltage

WSC2515

WSC0002

± 20 = 26.51



and above; ± 20 = 10.0



and above;

± 20 = 26.51



and above; ± 50 = 1.0



to 26.5

;

ppm/°C ± 50 = 1.0



to 4.99



± 50 = 1.0



to 26.5

;

± 50 = 1.0



to 9.9

± 90 = 0.1



to 0.99



± 90 = 0.1



to 0.99



± 90 = 0.31



to 0.99



± 90 = 0.1



to 0.99

;



± 150 = 0.1



to 0.3



°C

- 65 to + 175

> 500

> 10

- 65 to + 275

(P x R)

1/2

UNIT

WSC01/2

WSC0001

WSC4527/WSC6927

± 20 = 10



and above;

± 50 = 1.0



to 9.9

;

± 90 = 0.31



to 0.99



± 150 = 0.1



to 0.3



GLOBAL PART NUMBER INFORMATION

Global Part Numbering example: WSC2515R7000FEA

SIZE

01/2

0001

2515

0002

4527

6927

VALUE

SPECIAL

(Dash number)

(Up to 2 digits)

From

1 to 99

as applicable

GLOBAL MODEL

WSC

WSN

TOLERANCE

= ± 0.1 %

(4)

= ± 0.25 %

(4)

= ± 0.5 %

= ± 1.0 %

= ± 2.0 %

= ± 3.0 %

= ± 5.0 %

= ± 10 %

PACKAGING

= Lead (Pb)-free, tape/reel

= Lead (Pb)-free, bulk

= Tin/lead, tape/reel (R86)

= Tin/lead, bulk (B43)

= Decimal

= Thousand

R7000

= 0.70



1K500

= 1.5 k

Historical Part Numbering example: WSC-1 0.7



1 % R86

WSC-1

HISTORICAL MODEL

Note

(4)

WSC2515 only

Revision: 05-Nov-13

Document Number: 30102

For technical questions, contact:

ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT

www.vishay.com/doc?91000

0.7



RESISTANCE VALUE

TOLERANCE

R86

PACKAGING

WSC, WSN

www.vishay.com

DIMENSIONS

in inches (millimeters)

Vishay Dale

GLOBAL

MODEL

WSC01/2

WSC0001

WSC2515

WSC0002

WSC4527

WSC6927

0.200 ± 0.020

(5.08 ± 0.508)

0.250 ± 0.020

(6.35 ± 0.508)

0.250 ± 0.020

(6.35 ± 0.508)

0.455 ± 0.020

(11.56 ± 0.508)

0.455 ± 0.020

(11.56 ± 0.508)

0.690 ± 0.032

(17.53 ± 0.813)

DIMENSIONS

0.096 ± 0.015 0.040 ± 0.010

(2.44 ± 0.381) (1.02 ± 0.254)

0.110 ± 0.015 0.045 ± 0.010

(2.79 ± 0.381) (1.14 ± 0.254)

0.110 ± 0.015 0.045 ± 0.010

(2.79 ± 0.381) (1.14 ± 0.254)

0.167 ± 0.010 0.100 ± 0.010

(4.24 ± 0.254) (2.54 ± 0.254)

0.167 ± 0.010 0.100 ± 0.010

(4.24 ± 0.254) (2.54 ± 0.254)

0.280 ± 0.015 0.100 ± 0.010

(7.11 ± 0.381) (2.54 ± 0.254)

0.125 ± 0.005

(3.18 ± 0.127)

0.150 ± 0.005

(3.81 ± 0.127)

0.150 ± 0.005

(3.81 ± 0.127)

0.275 ± 0.005

(6.98 ± 0.127)

0.275 ± 0.005

(6.98 ± 0.127)

0.275 ± 0.005

(6.98 ± 0.127)

Rated Power in %

0.050 ± 0.010

(1.27 ± 0.254)

0.098 ± 0.005

(2.49 ± 0.127)

0.098 ± 0.005

(2.49 ± 0.127)

0.215 ± 0.005

(5.46 ± 0.127)

0.215 ± 0.005

(5.46 ± 0.127)

0.215 ± 0.015

(5.46 ± 0.381)

120

100

SOLDER PAD DIMENSIONS

0.085 (2.16)

0.090 (2.29)

0.155 (3.94)

0.070 (1.78)

0.115 (2.92)

0.230 (5.84)

0.235 (5.97)

0.080 (2.03)

0.115 (2.92)

0.120 (3.05)

0.205 (5.21)

0.470 (11.94)

TEMPERATURE RISE

Temperature Rise in °C

200

WSC0002

WSC4527

WSC01/2

100

WSC0001

WSC2515

DERATING

150

WSC6927

WSC0001

(1)

WSC0002

(1)

WSC2515

WSC4527

WSC6927

WSC01/2

0.5

1.0

1.5

2.0

2.5

3.0

- 65

- 25

125

175

225

275

Power in W

Ambient Temperature in °C

Note

(1)

As of 1/1/2010, WSC0001 and WSC0002 will be molded with thermoplastic and have the higher 275 °C temperature derating.

PERFORMANCE

TEST

Thermal Shock

Short Time Overload

Low Temperature Storage

High Temperature Exposure

Bias Humidity

Mechanical Shock

Vibration

Load Life

Resistance to Solder Heat

CONDITIONS OF TEST

- 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme

5 x rated power for 5 s

- 65 °C for 24 h

1000 h at + 275 °C (+ 175 °C for WSC01/2)

+ 85 °C, 85 % RH, 10 % bias, 1000 h

100

g’s

for 11 ms, 5 pulses

Frequency varied 10 Hz to 500 Hz in 1 min, 3 directions, 9 h

1000 h at rated power, + 70 °C, 1.5 h “ON”, 0.5 h “OFF”

+ 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence

TEST LIMITS

± (0.5 % + 0.05

) R

± (0.2 % + 0.05

) R

± (0.2 % + 0.05

) R

± (0.5 % + 0.05)

R

± (0.2 % + 0.05

) R

± (0.1 % + 0.05

) R

± (0.1 % + 0.05

) R

± (1.0 % + 0.05

) R

± (0.5 % + 0.05)

R

PACKAGING

MODEL

WSC01/2

WSC0001/WSC2515

WSC0002/WSC4527

WSC6927

TAPE WIDTH

12 mm/embossed plastic

16 mm/embossed plastic

24 mm/embossed plastic

32 mm/embossed plastic

REEL

DIAMETER

330 mm/13"

330 mm/13”

PIECES/REEL

2000

1200

725

CODE

EA/TA

Note

• Embossed Carrier Tape per EIA-481.

Revision: 05-Nov-13

Document Number: 30102

For technical questions, contact:

ww2bresistors@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT

www.vishay.com/doc?91000

Legal Disclaimer Notice

www.vishay.com

Vishay

Disclaimer

ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE

RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.

Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,

“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other

disclosure relating to any product.

Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or

the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all

liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,

consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular

purpose, non-infringement and merchantability.

Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical

requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements

about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular

product with the properties described in the product specification is suitable for use in a particular application. Parameters

provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All

operating parameters, including typical parameters, must be validated for each customer application by the customer’s

technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,

including but not limited to the warranty expressed therein.

Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining

applications or for any other application in which the failure of the Vishay product could result in personal injury or death.

Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please

contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.

No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by

any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.

Material Category Policy

Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the

definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council

of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment

(EEE) - recast, unless otherwise specified as non-compliant.

Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that

all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.

Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free

requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference

to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21

conform to JEDEC JS709A standards.

Revision: 02-Oct-12

Document Number: 91000

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