MFR4 1K2 1% Welwyn Components, MFR4 1K2 1% Datasheet - Page 2

• Manufacturer Part Number: MFR4 1K2 1%
• Description: RESISTOR, METAL FILM, 1.2KOHM, 500mW, 1%
• Manufacturer: Welwyn Components
• Series: MFR4r

Specifications of MFR4 1K2 1%

• Resistance: 1.2kohm
• Resistance Tolerance: ± 1%
• Power Rating: 500mW
• Voltage Rating: 250V
• Resistor Element Material: Metal Film
• Temperature Coefficient: ± 50ppm/°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

136
Metal Film Resistors
MFR Series
© Welwyn Components Limited
Telephone: [phone] · Facsimile: [phone] · Email: [e-mail] · Website: www.welwyn-tt.com
Performance Data - Type MFR 3
Performance Data - Type MFR 4
Load at commercial rating : 1000 hours at 70°C
Load at CECC rating :
Shelf life :
Derating
Short term overload
Climatic
Climatic category
Long term damp heat
Temperature rapid change
Resistance to solder heat
Vibration and bump
Noise. (in a decade of frequency)
Insulation resistance
Voltage proof
Pulse handling
Load at commercial rating :
1000 hours at 70°C
Load at CECC rating :
1000 hours at 70°C
Shelf life :
12 months at room temperature
Derating
Short term overload
Climatic
Climatic category
Long term damp heat
Temperature rapid change
Resistance to solder heat
Vibration and bump
Noise. (in a decade of frequency)
Insulation resistance
Voltage proof
Pulse handling
1000 hours at 70°C
12 months at room temperature
Bedlington, Northumberland NE22 7AA, UK
ohms
µV/V
volts
R %
R %
R %
R %
R %
R %
R %
R %
R %
CECC 40101-019
Requirements
zero at 155°C
Not Specified
Not specified
55/125/56
500 min
>1G
0.5
0.5
0.5
0.5
2
2
2
ohms
µV/V
volts
R %
R %
R %
R %
R %
R %
R %
R %
R %
Graph 2 – Load for 1000 hours at 70°C: maximum changes
Graph 1 – Load for 1000 hours at 70°C: maximum changes
CECC 40101-019
CECC 40101-803
Requirements
Requirements
zero at 155°C
zero at 155°C
Not Specified
Not Specified
Not Specified
Not specified
55/125/56
55/125/56
350 min
400 min
>1G
0.25
0.25
0.25
0.25
>1G
Data available upon request
0.5
0.5
0.5
0.5
2
2
2
1
1
1
Data available upon request
Maximum
Maximum
400 min
500 min
Welwyn Components
0.25
0.25
0.25
>1G
0.25
0.25
0.25
>1G
0.8
0.5
0.1
0.5
0.5
0.1
0.1
0.8
0.5
0.1
0.5
0.5
0.1
0.1
Actual Performance
Actual Performance
See Graph 2
See Graph 2
See Graph 1
See Graph 1
500 min
400 min
Typical
Typical
0.07
0.01
0.04
0.07
0.01
>1G
0.07
0.03
0.05
0.02
0.01
0.07
>1G
0.2
0.3
0.1
0.2
0.3
Issue B · 03.02