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ULR

更新时间： 2024-10-02 07:05:31

品牌	Logo	应用领域
TTELEC		电阻器
页数	文件大小	规格书
3页	147K
描述
Metal Strip Current Sense Resistors Surface Mount

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ULR 数据手册

Metal Strip Current Sense Resistors

Surface Mount

ULR Series

1 watt to 3 watts, all 2512 size

Resistance R0005 (0.5mΩ) to R01 (10mΩ)

Low TCR, Low inductance

Designed for current sensing in power electronic systems

RoHS compliant

Electrical Data

ULR1

1.0

ULR2

2.0

ULR25

ULR3

3.0

R0005 to

R003

watts

ohms

volts

2.5

Power rating at 80°C

Resistance range ¹

Isolation voltage

R0005 to R007

200V

R0005 to R01

200V

R0035 to R006

200V

50, 75, 100

See table

below

50, 75, 100, 150

See table below

TCR

ppm/°C

Resistance Tolerance

Protective coating ²

1(F), 5(J)

Green/ Black

Black

Green

Standard Values

See table below for available values

-55 to +170

Ambient temperature range

°C

Note 1: For values above 0R01 refer to our LR / LRF Series

Note 2: Colour of coating relates to solder process suitability, see Construction

Standard values available (non-standard values may be available to order - consult factory)

ULR1

ULR2

ULR25

ULR3

Value

R0005

R00075

R001

R0015

R002

R0025

R003

R0035

R004

R0045

R005

R0055

R006

R007

R008

Colour

TCR

Colour

TCR

Colour

TCR

Colour

Green

TCR

100

Black

150

100

Green

R009

R01

General Note

Welwyn Components reserves the right to make changes in product specification without notice or liability.

All information is subject to Welwyn’s own test data and is considered accurate at time of print.

Ó We lwyn Compone nts Limite d

Welwyn Electronics Park, Bedlington, Northumberland, NE22 7AA, England. Tel: 01670 822181 Fax: 01670 829465 Web: www.welwyn-tt.com

A subsidiary of TT electronics plc

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