Datasheet > CW-57.5OHM5%

CW-57.5OHM5%

更新时间： 2024-10-30 07:28:19

品牌	Logo	应用领域
威世 - VISHAY		/
页数	文件大小	规格书
2页	107K
描述
RESISTOR, WIRE WOUND, 5 W, 5 %, 50 ppm, 7.5 ohm, THROUGH HOLE MOUNT, AXIAL LEADED

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CW-57.5OHM5% 数据手册

Vishay Dale

Wirewound Resistors, Commercial Coated, Axial Lead

FEATURES

• High performance for low cost

• High temperature silicone coating

• Complete welded construction

• Excellent stability in operation

• High power to size ratio

STANDARD ELECTRICAL SPECIFICATIONS

POWER RATING*

MODEL

WEIGHT

(Maximum)

RESISTANCE RANGE

P_25°C

Ω

Characteristic U

Characteristic V

± 5%, ± 10%**

0.1 - 1.77k

0.1 - 6.37k

0.1 - 3.3k

+ 250°C

+ 350°C

CW-1/2

CW-1

0.5

1.0

4.0

3.0

4.0

2.5

5.0

4.0

5.0

7.0

10.0

—

0.21

0.34

0.3

2.1

0.65

0.7

0.9

1.8

1.2

4.2

4.7

9.0

—

CW-1M

CW-2

5.5

0.1 - 28.7k

0.1 - 12k

CW-2M

CW-2B

CW-2B-13

CW-2C

CW-2C-14

CW-5

3.75

6.0

0.1 - 15k

0.1 - 6k8

3.25

6.5

0.1 - 19.9k

0.1 - 58.5k

0.1 - 40.3k

0.1 - 58.5k

0.1 - 95.2k

0.1 - 167k

CW-5-2

CW-5-3

CW-7

5.0

6.5

9.0

CW-10

CW-10-3

13.0

*Vishay Dale CW models have two power ratings, depending on operating temperature and stability requirements.

**3% tolerance available.

• Shaded areas indicate most popular models.

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

ppm/°C

V_AC

CW RESISTOR CHARACTERISTICS

Temperature Coefficient

Dielectric Withstanding Voltage

Short Time Overload

± 90 for below 1.0Ω, ± 50 for 1.0Ω to 9.9Ω, ± 30 for 10Ω and above

1000

5 x rated power for 5 seconds for 3.75 watt size and smaller,

10 x rated power for 5 seconds for 4 watt size and greater

Terminal Strength

10 minimum

(P x R)^1/2

Maximum Working Voltage

Operating Temperature Range

Power Rating

°C

Characteristic U = - 65/+ 250, Characteristic V = - 65/+ 350

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

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

ORDERING INFORMATION

CW-5

3kΩ

RESISTANCE

Ω

TOLERANCE

± %

MODEL

www.vishay.com

For technical questions, contact ww2aresistors@vishay.com

Document Number 30215

Revision 18-Oct-02

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