MF3WS5972BTR - Meritek Electronics Corporation

CODE C F G H

±10 ppm/°C ±25 ppm/°C±50 pp m/C

PART NUMBERING SYSTEM S

MF 25 F1003 FTR

Meritek Series

Power Rating

CODE 12 16 25 20 100 200

0.125W0.16W 0.25W 0.50W 1W 2W

Temperature Coeffient

CODE C F Blank

±10 ppm/°C±25 ppm/°C±50 ppm/°C

Resistance

First 3 digits are significant

4TH digit is multiplier

“R” indicates decimal for values below 10 ohm

Tolerance

CODE B D F

0.1% ±0.5% ±1%

Tape & Reel

FEATURES

• Economically priced for commercial and industrial applications

• Wide selection of power ratings and resistance values

• EIA color coding

• Resistance to industrial solvent

• Standard tape & reel package

MERITEK

Metal Film Resistors MFSeries

Normal Miniature L D H d

0.4

MF-12 v MF25s 3.3± 0.2 1.8±0.3 29±2.0 0.45±0.03

0.7

MF-12 MF25s 3.3± 0.2 1.8±0.3 29±2.0 0.45±0.03

MF-25 MF50s 6.3±0.5 2.3±0.3 28±2.0 0.55±0.03

MF-50 MF1Ws 9.0±0.5 3.2±0.5 26±2.0 0.65±0.03

MF-100 MF2Ws 11.5±1.0 4.5±0.5 35±2.0 0.78±0.03

MF-200 MF3Ws 15.5±1.0 5.0±0.5 32±2.0 0.78±0.03

Electrical Characteristics

Power rating at 70ഒ0.125W 0.25W 0.25W 0.5W 0.5W 1W 1W 2W 2W 3W

STYLE MF-12 MF-25S MF-25 MF-50S MF-50 MF-1WS MF-100 MF2WS MF-200 MF3WS

Operating Temp. Range ᧩55ഒ to ᧧155ഒ

Max. Working Voltage 200V 200V 250V 300V 350V 400V 450V 500V 500V 500V

Max. Overload Voltage 400V 400V 500V 600V 700V 800V 1000V 1000V 1000V 1000V

Dielectric Withstanding volt. 300V 400V 500V 500V 500V 700V 1000V 1000V 1000V 1000V

TEMP. COEFFICIENT s15ppm/ഒ᧨s25ppm/ഒ᧨s50ppm/ഒ᧨s100ppm/ഒ

Value Range.

s1%/s0.5% 10 ˖~1 M˖ E96 series

Valu e R ange.

s0.25%/s0.1% 100˖~100K˖ E192 series

70ഒ

Rated Load(%)

Power derating curve

Dimensions(mm)

Style

Dimensions

Specifications are subject to change without notice. rev.6a