WRM0207C-470RFI 查看數據表（PDF） - TT Electronics.

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WRM0207C-470RFI

MELF Resistor

TT Electronics. 

MMEELLFF

RReessisistotrosrs

WWRRMM SSeerriieess

Welwyn Components

TCR and Tolerance Range

Type

Reference

WRM0102

WRM0204

TCR

±50ppm

±100ppm

±50ppm

±25ppm

±15ppm

±10ppm

±05ppm

5%

–

R22 – R91

–

–

–

–

–

Tolerance

2%

1.0%

0.5%

–

4R7 - 110K

–

–

–

–

–

1R – 5M1

10R – 1M6

–

4R7 - 500K

10R – 500K

–

–

10R – 221K

–

–

–

–

–

–

±100ppm

R22 – R91

–

–

–

WRM0207

±25ppm

–

±15ppm

–

1R-10M

–

10R - 1M

10R – 680K

–

–

51R1 - 10K

* TC 10ppm & 5ppm is specified over the temperature range -10°C to +85°C.

0.25%

–

–

22R – 332K

22R – 402K

22R – 221K

22R – 221K

100R – 100K

–

0.1%

–

–

43R – 332K

43R – 332K

43R – 221K

43R – 221K

100R – 100K

–

51R1 - 330K

51R1 - 10K

100R - 100K

100R - 10K

Performance Data

Test

Results ∆ R/R ±

Short time overload*

Bending test*

Resistance to soldering heat

Temperature rapid change

Endurance*

Load life

1000h

8000 h

Climatic sequence*

Damp heat steady state*

Current noise

Solderability

Voltage coefficient

Voltage proof

0204 & 0207: 75R - 100K

≤ 0.05% + 0.01 Ω

≤ 0.05% + 0.01 Ω

≤ 0.05% + 0.01 Ω

≤ 0.05% + 0.01 Ω

0204 & 0207: 10R - <75R

& >100K - 332K

≤ 0.1% + 0.01 Ω

≤ 0.1% + 0.01 Ω

≤ 0.1% + 0.01 Ω

≤ 0.1% + 0.01 Ω

0102: 4R7 - 110K, 0204 &

0207: R22 - <10R & >332K - 10M

≤ 0.25% + 0.05 Ω

≤ 0.25% + 0.05 Ω

≤ 0.25% + 0.05 Ω

≤ 0.25% + 0.05 Ω

≤ 0.25% + 0.05 Ω

≤ 0.5% + 0.05 Ω

≤ 0.25% + 0.05 Ω

≤ 0.25% + 0.05 Ω

< 0.05 µV/V

≤ 0.25% + 0.05 Ω

≤ 0.5% + 0.05 Ω

≤ 0.5% + 0.05 Ω

≤ 0.5% + 0.05 Ω

< 0.25 µV/V

Dipped area shall be covered with a smooth

and bright solder coating of at least 96%

< 0.5 . 106/V

No flashover or breakdown

≤ 0.5% + 0.05 Ω

≤ 1.0% + 0.05 Ω

≤ 1.0% + 0.05 Ω

≤ 1.0% + 0.05 Ω

< 3 µV/V

* Resistors to be mounted on a PC-board according to IEC 115-1, clause 4.27.1

General Note

TT electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT electronics’ own data and is considered accurate at time of going to print.

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Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com

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