Datasheet > WSR2R0189DEK

WSR2R0189DEK

更新时间： 2024-01-25 04:13:03

品牌	Logo	应用领域
威世 - VISHAY		电阻器
页数	文件大小	规格书
3页	124K
描述
RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 0.5 %, 75 ppm, 0.0189 ohm, SURFACE MOUNT, 4527, CHIP, GREEN

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WSR2R0189DEK 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：	BULK	额定功率耗散 (P)：	2 W
额定温度：	70 °C	电阻：	0.0189 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：	0.5%	Base Number Matches：	1

WSR2R0189DEK 数据手册

WSR

Vishay Dale

Power Metal Strip^®Resistors,

Low Value (down to 0.001 Ω), 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 Ω)

• 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)

• Compliant to RoHS directive 2002/95/EC

STANDARD ELECTRICAL SPECIFICATIONS

RESISTANCE RANGE

POWER RATING

GLOBAL

MODEL

P_{70 °C}

SIZE

0.ꢀ ꢁ

1.0 ꢁ

WSR2

WSR3

4527

2.0

3.0 ⁽¹⁾

0.01 to 1.0

0.01 to 0.2

0.001 to 1.0

0.001 to 0.2

Note

⁽¹⁾The WSR3 requires a minimum of 1050 sq. mil. circuit traces connecting to the recommended solder pad

• Part Marking: DALE, Model, Value, Tolerance, Date Code

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

WSR2 & WSR3

0.005 Ω to 0.0099 Ω = 110

0.010 Ω to 1.0 Ω = 75

Temperature Coefficient

ppm/°C

Dielectric Withstanding Voltage

Insulation Resistance

V_AC

> 500

> 10⁹

Operating Temperature Range

Maximum Working Voltage

Weight/1000 pieces (typical)

°C

- 65 to + 275

(P x R)^1/2

440

GLOBAL PART NUMBER INFORMATION

NEW GLOBAL PART NUMBERING: WSR2ꢀL000FTA (PREFERRED PART NUMBERING FORMAT)

ꢀ

GLOBAL MODEL

WSR2

VALUE

L = mΩ*

R = Decimal

ꢀL000 = 0.005 Ω

R0100 = 0.01 Ω

TOLERANCE

D = 0.5 %

F = 1.0 %

J = 5.0 %

PACKAGING

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

EK = Lead (Pb)-free, bulk

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

BA = Tin/Lead, bulk (B43)

SPECIAL

(Dash Number)

(Up to 2 digits)

From 1 to 99 as

applicable

WSR3

* Use “L” for resistance

values < 0.01 Ω

HISTORICAL PART NUMBER EXAMPLE: WSR2 0.00ꢀ Ω 1 % R86 (WILL CONTINUE TO BE ACCEPTED)

WSR2

0.00ꢀ Ω

1 %

R86

HISTORICAL MODEL

RESISTANCE VALUE

TOLERANCE CODE

PACKAGING

* 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

For technical questions, contact: ww2bresistors@vishay.com

Document Number: 30101

Revision: 01-Jul-09

12 3

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与WSR2R0189DEK相关器件

型号	品牌	获取价格	描述	数据表
WSR2R0190FEK	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.019 ohm, SURFACE MOUNT, 4527, CH
WSR2R0196DEK	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 0.5 %, 75 ppm, 0.0196 ohm, SURFACE MOUNT, 4527,
WSR2R0220DBA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.022ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0220DEA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.022ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0220DEK	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.022ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0230DBA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.023ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0230DEK	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.023ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0230DTA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.023ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627
WSR2R0230FEA	VISHAY	获取价格	RESISTOR, CURRENT SENSE, METAL STRIP, 2 W, 1 %, 75 ppm, 0.023 ohm, SURFACE MOUNT, 4527, CH
WSR2R0250DBA	VISHAY	获取价格	Fixed Resistor, Metal Strip, 2W, 0.025ohm, 0.5% +/-Tol, -75,75ppm/Cel, 4627

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