Ch-technology CW User Manual download pdf

Wirewound Resistors, Commercial Coated, Axial Lead

Vishay Dale

www.vishay.com For technical questions, contact: ww2aresistors@vishay.com

Document Number: 30215

20 Revision: 10-Dec-07

FEATURES

• High performance for low cost

• High temperature silicone coating

• Complete welded construction

• Excellent stability in operation

• High power to size ratio

Notes

(1)

Vishay Dale CW models have two power ratings, depending on

operating temperature and stability requirements

(2)

3 % tolerance available

(3)

Higher values available on request

* Pb containing terminations are not RoHS compliant, exemptions may apply

Available

Pb-free

RoHS*

COMPLIANT

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL

MODEL

HISTORICAL

MODEL

POWER RATING

(1)

25 °C

RESISTANCE RANGE Ω

± 5 %, ± 10 %

(2)

WEIGHT (max.)

Characteristic U + 250 °C Characteristic V + 350 °C

CW1/2 CW-1/2 0.5 - 0.1 - 1.77K 0.21

CW001 CW-1 1.0 - 0.1 - 6.37K 0.34

CW01M CW-1M 1.0 - 0.1 - 3.3K 0.3

CW002 CW-2 4.0 5.5 0.1 - 28.7K 2.1

CW02M CW-2M 3.0 3.75 0.1 - 12K 0.65

CW02B CW-2B 3.0 3.75 0.1 - 15K 0.7

CW02B...13 CW-2B-13 4.0 6.0 0.1 - 10.89K

(3)

0.9

CW02C CW-2C 2.5 3.25 0.1 - 19.9K 1.8

CW02C...14 CW-2C-14 2.5 3.25 0.1 - 19.9K 1.2

CW005 CW-5 5.0 6.5 0.1 - 58.5K 4.2

CW005...2 CW-5-2 4.0 5.0 0.1 - 40.3K 4.2

CW005...3 CW-5-3 5.0 6.5 0.1 - 58.5K 4.2

CW007 CW-7 7.0 9.0 0.1 - 95.2K 4.7

CW010 CW-10 10.0 13.0 0.1 - 167K 9.0

CW010...3 CW-10-3 10.0 13.0 0.1 - 167K 9.0

TECHNICAL SPECIFICATIONS

PARAMETER UNIT CW RESISTOR CHARACTERISTICS

Temperature Coefficient ppm/°C ± 90 for below 1.0 Ω, ± 50 for 1.0 Ω to 9.9 Ω, ± 30 for 10 Ω and above

Dielectric Withstanding Voltage V

1000

Short Time Overload -

5 × rated power for 5 s for 3.75 W size and smaller,

10 × rated power for 5 s for 4 W size and greater

Terminal Strength lb 10 minimum

Maximum Working Voltage V (P × R)

1/2

Operating Temperature Range °C Characteristic U = - 65 to + 250, characteristic V = - 65 to + 350

Power Rating -

Characteristic U = + 250 °C max. hot spot temperature, ± 0.5 % max. ΔR in 2000 h load life

Characteristic V = + 350 °C max. hot spot temperature, ± 3.0 % max. ΔR in 2000 h load life

GLOBAL PART NUMBER INFORMATION

New Global Part Numbering: CW02C10K00JB1214 (preferred part number format)

GLOBAL MODEL RES. VALUE TOL. CODE PACKAGING SPECIAL

(See Standard Electrical

Specifications Global Model

column for options)

R = Decimal

K = Thousand

1R500 = 1.5 Ω

1K500 = 1.5 kΩ

H = ± 3.0 %

J = ± 5.0 %

K = ± 10.0 %

E70 = Lead (Pb)-free, tape/reel 1K pieces

E73 = Lead (Pb)-free, tape/reel 500 pieces

E12 = Lead (Pb)-free, bulk

D18 = Lead (Pb)-free, R1R80 tape/reel

CW02B...13 pack code for Europe use only

S70 = Tin/lead, tape/reel 1K pieces

S73 = Tin/lead, tape/reel 500 pieces

B12 = Tin/lead, bulk

(Dash Number)

(up to 3 digits)

From 1 - 999

as applicable

Historical Part Number Example: CW-2C-14 10 kΩ 5 % B12 (will continue to be accepted for tin/lead product only)

CW-2C-14 10 kΩ 5 % B12

HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING

2C10 00JKW0 B12C 41

1 2 3

Summary of Contents

Page 1 - Vishay Dale

Wirewound Resistors, Commercial Coated, Axial LeadCWVishay Dale www.vishay.com For technical questions, contact: [email protected] Numb

Page 2 - Derating

CWWirewound Resistors, Commercial Coated, Axial LeadVishay Dale Document Number: 30215 For technical questions, contact: [email protected]

Page 3 - Legal Disclaimer Notice

Document Number: 91000 www.vishay.comRevision: 18-Jul-08 1DisclaimerLegal Disclaimer NoticeVishay All product specifications and data are subject t

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