Datasheet > WSR2R5490FEK

WSR2R5490FEK

更新时间： 2024-11-06 17:14:59

品牌	Logo	应用领域
威世 - VISHAY		电阻器
页数	文件大小	规格书
3页	79K
描述
RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.549 ohm, SURFACE MOUNT, 4527, CHIP, GREEN

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WSR2R5490FEK 技术参数

是否无铅：	不含铅	是否Rohs认证：	符合
生命周期：	Active	包装说明：	, 4527
Reach Compliance Code：	compliant	ECCN代码：	EAR99
HTS代码：	8533.21.00.30	风险等级：	5.67
JESD-609代码：	e2	安装特点：	SURFACE MOUNT
端子数量：	2	最高工作温度：	275 °C
最低工作温度：	-65 °C	封装形状：	RECTANGULAR PACKAGE
包装方法：	TR, EMBOSSED PLASTIC, 13 INCH	额定功率耗散 (P)：	2 W
额定温度：	70 °C	电阻：	0.549 Ω
电阻器类型：	FIXED RESISTOR	尺寸代码：	4527
子类别：	Fixed Resistors	表面贴装：	YES
技术：	METAL STRIP	温度系数：	75 ppm/ °C
端子面层：	Tin/Silver (Sn/Ag)	端子形状：	WRAPAROUND
容差：	1%	Base Number Matches：	1

WSR2R5490FEK 数据手册

WSR

Vishay Dale

Power Metal Strip^®Resistors,

Low Value (down to 0.001 ), Surface Mount

FEATURES

• Molded high temperature encapsulation

• Ideal for all types of current sensing, voltage

division and pulse applications including

switching

and

linear

power

supplies,

instruments, power amplifiers

• Proprietary processing technique produces

extremely low resistance values (down to

0.001 )

• All welded construction

• Solid metal nickel-chrome or manganese-

copper alloy resistive element with low TCR

(< 20 ppm/°C)

• Solderable terminations

• Very low inductance 0.5 nH to 5 nH

• Excellent frequency response to 50 MHz

• Low thermal EMF (< 3 μV/°C)

• AEC-Q200 qualified ⁽¹⁾

• Compliant to RoHS Directive 2002/95/EC

Note

(1)

Flame retardance test may not be applicable to some resistor

technologies.

STANDARD ELECTRICAL SPECIFICATIONS

RESISTANCE VALUE RANGE

POWER RATING

WEIGHT

(typical)

GLOBAL



SIZE

P_{70 °C}

MODEL

g/1000 pieces

Tol. 0.ꢀ ꢁ

0.005 to 1.0

0.005 to 0.2

Tol. 1.0 ꢁ

0.001 to 1.0

0.001 to 0.2

WSR2

WSR3

4527

2.0

3.0 ⁽²⁾

440

Notes

Part marking: DALE, model, value, tolerance, date code.

•

(2)

The WSR3 requires a minimum of 1050 sq. mil. circuit traces connecting to the recommended solder pad.

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

WSR2 AND WSR3

110 for 0.005  to 0.0099 

75 for 0.010  to 1.0 

Temperature coefficient

ppm/°C

Dielectric withstanding voltage

Insulation resistance

V_AC



> 500

> 10⁹

Operating temperature range

Maximum working voltage

°C

- 65 to + 275

(P x R)^1/2

GLOBAL PART NUMBER INFORMATION

Global Part Numbering example: WSR2ꢀL000FTA

ꢀ

GLOBAL MODEL

VALUE

TOLERANCE CODE

PACKAGING CODE

SPECIAL

WSR2

WSR3

L = m*

D = 0.5 ꢀ

F = 1.0 ꢀ

J = 5.0 ꢀ

EA = Lead (Pb)-free, tape/reel

EK = Lead (Pb)-free, bulk

(Dash number)

(Up to 2 digits)

From 1 to 99 as

applicable

R = Decimal

ꢀL000 = 0.005 

R0100 = 0.01 

TA = Tin/lead, tape/reel (R86)

BA = Tin/lead, bulk (B43)

* Use “L” for resistance

values < 0.01 

Historical Part Numbering example: WSR2 0.00ꢀ  1 ꢁ R86

WSR2

0.00ꢀ 

1 ꢁ

R86

HISTORICAL MODEL

RESISTANCE VALUE

TOLERANCE CODE

PACKAGING CODE

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

** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902

www.vishay.com

436

For technical questions, contact: ww2bresistors@vishay.com

Document Number: 30101

Revision: 26-Jan-11

12 3

中文翻译

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与WSR2R5490FEK相关器件

型号	品牌	获取价格	描述	数据表
WSR2R5490FTA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.549 ohm, SURFACE MOUNT, 4527, CH
WSR2R5500DEK	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.55ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R5500DTA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.55ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R5500FBA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.55 ohm, SURFACE MOUNT, 4527, CHI
WSR2R5500FEA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.55 ohm, SURFACE MOUNT, 4527, CHI
WSR2R5500FEK	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.55 ohm, SURFACE MOUNT, 4527, CHI
WSR2R5500FTA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.55 ohm, SURFACE MOUNT, 4527, CHI
WSR2R5560DBA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 0.5 %, 75 ppm, 0.556 ohm, SURFACE MOUNT, 4527,
WSR2R5560DEA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 0.5 %, 75 ppm, 0.556 ohm, SURFACE MOUNT, 4527,
WSR2R5560DEK	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 0.5 %, 75 ppm, 0.556 ohm, SURFACE MOUNT, 4527,

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