Metal Film Fixed Resistors
 Standard Type: 1/8W ~2W
MAX-QUALITY ELECTRIC CO., LTD.
MAX-QUALITY
Miniature Type: 1/4Ws~3Ws
ELECTRIC
CO., LTD.
MAX-QUALITY ELECTRIC CO., LTD.
Metal Film
Non-Inductive
Carbon Film Resistors
Trimming Line
Resistor Layer
Insulation Coating
Metal Film
 The NCF Series Carbon Film Non-Inductive
 PRODUCT FEATURES：
Color
Code
 PRODUCT FEATURES：
 Flame-Proof
Resistors
Electrode Cap
Lead Wire
d
D
1. LOW NOISE
 coating a homogeneous film of pure carbon on high gradeConnection
ceramic rods.
1. LOW NOISE

Tinned
connecting
leads
of
electrolytic
copper
are
welded
to
the end-caps.
2. LOW T.C.R.200ppm, 100ppm, 50ppm, 25ppm, 15ppm,10ppm,5ppm.

The
inductance
is
<1μH
2. LOW T.C.R.200ppm, 100ppm, 50ppm, 25ppm, 15ppm,10ppm,5ppm.
3. HIGH PRECISION1%,
0.5%,
0.25%,
Normal
& Miniature
Style 0.1%,0.05%
3.
HIGH
PRECISION
1%,
0.5%,
0.25%,
0.1%,0.05%
DIMENSIONS
 POWER、RATINGS、DIMENSIONS
 POWER、RATINGS、DIMENSIONS
 Standard Type: 1/8W ~2W
 Standard Type: 1/8W ~2W
Ceramic Rod
 Miniature Type:
H 1/4Ws~3Ws
L
 Miniature Type: 1/4Ws~3Ws
Resistor Layer
Resistor Layer
Normal
Miniature
Color
Code
NCF-1/8W
NCF-1/4Ws
Color
L
H Code d
Insulation Coating
Dimension(mm)
Insulation
Coating
TYPE
D
MF 1/8W
dd
MF 1/6W
DD
MF
RohS
MF
Fixed
Resistors
NCF
Fixed Resistors
MF 1/4WS
MF 1/2WS
MF0 .6W(0207)
NCF-1/4W NCF-1/2Ws
NCF-1/2W
NCF-1Ws
+0.4
1.8±0.3
3.3
NCF-1W
NCF-2Ws
NCF-2W
NCF-3Ws
29±2.0
-0.2
NCF-3W+0.7
NCF-5Ws
3.3
MF 0.4W(0204)
MF 1/4W
STYLE
H 2.3±0.3
H
Trimming Line
Trimming Line
L
D
H Electrode
d Cap
Working
Overload
+0.7
Electrode
29±2.0
0.45±0.03Cap
3.3 -0.2 1.8±0.3
Connection
Voltage
Voltage
6.3±0.5 2.3±0.3
28±2.0
0.55±0.03
Connection
DIMENSIONS(mm)
Max
Max.
9.0±0.5 3.2±0.5150V
26±2.0
11.5±1.0 4.5±0.5
35±2.0
150V
15.5±1.0 5.0±0.5
32±2.0
0.45±0.03
200V
17.5±1.0 6.0±0.5
35±2.0
24.5±1.0 8.0±0.5200V
35±2.0
NCF-5W-0.2NCF-7Ws
ELECTRICAL CHARACTERISTICS
250V
Ceramic
Rod
Power rating at 70℃
1/8W
1/4Ws 1/4W
1/2Ws 1/2W 1Ws
6.3±0.5
28±2.0
Perating Temp. Range
Max. Working Voltage
500V
2Ws
Max. Overload Voltage
300V
3Ws
3W
Max
350V
700V 800V
500V
5WS
5W
7WS
500V
500V
400V 500V
0.65±0.03
500V
300V
Rated Load(%)
SURFACE TEMP. RISE (℃)
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
Rated Load(%)
MF
40
40
60
80 100 120 140 160
0
0
Metal Film Fixed Resistors
20
40
60
80
APPLIED LOAD % OF RCWV
 ENVIRONMENTAL CHARACTERISTICS
Resistance value at room Temperature and room
100
PERFORMANCE TEST
TEST METHOD
APPRAISE
Short Time Overload
2.5 times RCWV for 5 seconds
±(0.25%+0.05Ω)
Temperature Coefficient(T.C.R.)
Resistance value at room Temperature and room
Temperature+100℃
+70°C
By Type
Voltage Proof
In V-Block for 60 seconds
By Type
Pulse Overload
4 times RCWV for10000cycles
(1sec.on，25secs.off)
±(0.75%+0.05Ω)
In V-Block
70℃ at RCWV for1000hrs.
(1.5hrs. on，0.5hrs.off)
＞10000MΩ
±(1.5%+0.05Ω)
40±2℃ 90~95%RH at RCWV for1000hrs.
(1.5hrs. on，0.5hrs.off)
±(1.5%+0.05Ω)
(20min for both low and high Temperature ,
transfer time less 30s)
260±5℃ for 2±0.5 seconds
700V
800V
800V
±(0.75%+0.05Ω)
95% min. coverage
Resistance to Soldering Heat
The solder iron heated to 350°C ±10°C and
applied to the termination for a duration of 4
seconds to 5 seconds.
±(0.25%+0.05Ω)
Resistance To Solvent
Trichloroethane for 1 min with ultrasonic.
No deterioration of
coatings and markings
700V 800V 1000V 1000V 1000V 1000V 1000V 1000V 1000V 1000V
SURFACE TEMP. RISE (℃)
Dielectric
Withstanding
voltage
Dimension(mm)
3.2±0.5
9.0±0.5
26±2.0
400V
20
Solder Ability
L0.55±0.03
Ceramic Rod 300V －55℃500V
to ＋155℃ 400V
L
150V 200V 250V 300V 350V 400V 450V 500V 500V 500V 700V
300V
0
Ambient Temperature (℃)
Temperature Cycling.
300V
2W
60
-40℃/85℃ with 1000 cycles.
0.78±0.03
400V
1W
0
-60 -40 -20
Load Life In Humidity
Max.
Dielectric
500V
1000V 1000V 1000V
1000V 1000V 1000V
Max 1000V 1000V
Max.
Dielectric
500V
TYPE
Working
Overload
Withstanding
MF 1WS
400V
600V
Value Range ±5%、±10%、±20%
3Ω3~10KΩ，E24
series
D
L
H
d
TYPE
Working Overload Withstanding
Voltage
Voltage
voltage.
MF 1W
500V
700V
D
L
H GRAPH
d
●POWER
●HOT-SPOT
TEMPERATURE
4.5±0.5
11.5±1.0 35±2.0 0.78±0.03
700V
Voltage
Voltage
voltage.
MF
1/8W
+0.4
150V
300V
MF2WS
500V
700V
210
100
3.3 +0.4
5W 7WS
MF 1/8W
150V
300V
180
MF2W
500V
1000V
MF
1/6W
-0.2
150V
300V
3W 5WS
3.3
5.0±0.5
1.8±0.3 8015.5±1.0
29±2.0 0.78±0.03
0.45±0.03 150V
300V
2W 3WS
MF
1/6W
-0.2 32±2.0
300V 1000V
150
MF3WS
500V
1000V
MF 1/4WS
+0.7 29±2.0 0.45±0.03
200V
400V
1.8±0.3 60
300V
1W 2WS
120
3.3 +0.7
MF
200V
 1/4WS
Value Range for standard resistance，below
or over this resistance low
on
request.
tolerance400V
and TCR on request.
MF 0.4W(0204)
-0.2
200V
400V
3.3
90
40
Value
Range. ±1%
0.1 Ω~1Ω 200V
E24 series
MF
0.4W(0204)
-0.2
400V
60
1/2W 1WS
MF 1/4W
250V
500V
20
Value
Range. ±1%、±0.5%
E24、E96 series 1/4W 1/2WS
1 Ω~1 MΩ 250V
30
MF
1/4W
500V
1/8W 1/4WS
MF
1/2WS
2.3±0.3
6.3±0.5
28±2.0 0.55±0.03
300V
500V
400V
Value
Range. ±0.25%、±0.1%、±0.05%
E24、E192 series
10Ω~100KΩ300V
0
MF 1/2WS
2.3±0.3 0-606.3±0.5
0.55±0.03
500V
0
20
40
60
80 400V
100
-40 -20 0 20 28±2.0
40 60 80 100
120 140 160
MF0
.6W(0207)
300V
500V
Ambient Temperature
(-55℃
℃)
MAX-QUALITY
ELECTRIC
CO., LTD.
MF
to +155℃
APPLIED LOAD
% OF RCWV
Operating
Temp. Range
MF0 .6W(0207)
300V Metal
500V
Film Fixed Resistors
MF 1/2W
Max-Quality Electric co., Ltd. NO.566, Dahu Rd., Yingge Dist., New Taipei city 239,350V
Tel：886-2-26782566~9500V
http://www.maxquality.com.tw/
3.2±0.5
9.0±0.5
26±2.0
0.65±0.03
500V 5/30/2013
MF
1/2W
350V
500V
●POWER
GRAPH
●HOT-SPOT
TEMPERATURE
Specifications given herein may be changed at any time without prior notice. Please confirm technical
specifications
before you order and/or use.
MF
1WS
400V
600V
3.2±0.5
9.0±0.5
26±2.0
0.65±0.03
500V Page
160
1 of 3
Max-Quality Electric co., Ltd. NO.566,
Dahu Rd., Yingge
Dist., New Taipei
city 239, Tel：886-2-26782566~9
http://www.maxquality.com.tw/
MF 1WS
400V
600V 3Ws 2W
140
MF 1W100
500V
700V
4.5±0.5
11.5±1.0 35±2.0 1200.78±0.03 500V
700V
MF 1W 80
700V 2Ws 1W
MF2WS
500V
700V
4.5±0.5
11.5±1.0 35±2.0 0.78±0.03
700V
100
MF2WS
500V
700V
MF2W 60
500V
1000V 1Ws 1/2W
80
5.0±0.5
15.5±1.0 32±2.0 0.78±0.03 500V
1000V
MF2W
1000V 0207
1/4W
MF3WS40
500V
1000V 1/2Ws
5.0±0.5
15.5±1.0 32±2.0 60
0.78±0.03
0204 1000V
1/4Ws
1/8W
MF3WS
500V
1000V
40 this resistance on request.
 Value Range for standard resistance，below or over
20

Value
Range
for
standard
resistance，below
or
over
20 this resistance on request.
Value Range. ±1%
0.1 Ω~1Ω
E24 series
0
0
Value Range.
±1%
0.1
Ω~1Ω
E24
series
0 1 Ω~1
20
60
80
100
-60 -40
-20 0
20 40 60 80 100 120 140 160
Value Range.
±1%、±0.5%
E24、E96
series
MΩ40
Ambient Temperature (℃)
APPLIED
LOAD LOAD
% OF %
RCWV
Value Range. ±1%、±0.5%
E24、E96 series
1 Ω~1APPLIED
MΩ
Value Range. ±0.25%、±0.1%、±0.05%
E24、E192 series
10Ω~100KΩ
ENVIRONMENTAL
CHARACTERISTICS10Ω~100KΩ
Value
Range.
E24、E192
series
Specifications
given herein±0.25%、±0.1%、±0.05%
may be changed at anytime without prior notice. Please confirm technical specifications
before you order and/or use.
urt-resistors.com
-55℃ to +155℃
PERFORMANCE
TEST METHOD
APPRAISE
Temp. RangeTEST
22 Operating
-55℃ to +155℃
Operating
Range
2.5 times RCWV for 5 seconds
±(0.25%+0.05Ω)
ShortTemp.
Time Overload
MF 1/2W
Dimension(mm)
3Ω3~9Ω9（±20％）
1Ws 1/2W
0207
1/2Ws 1/4W
0204
1/4Ws 1/8W
80
20
Unified Resistive Technologies
Lead Wire
300V
400V
0.78±0.03
20
Load Life
RESISTANCE
Dielectric
RANGE
Withstanding
voltage.
Lead Wire
10Ω~10KΩ（±10％）
0.78±0.03
40
Insulation Resistance
0.65±0.03
300V
0.78±0.03
SURFACE TE
Unified Resistive Technologies
 POWER、RATINGS、DIMENSIONS
MF
Rated
1. LOW NOISE
2. LOW T.C.R.200ppm, 100ppm, 50ppm, 25ppm, 15ppm,10ppm,5ppm.
3. HIGH PRECISION 1%, 0.5%, 0.25%, 0.1%,0.05%
7/29/2013
Page 1 of 2
MAX-QUALITY ELECTRIC
LTD.
Direct loadCO.,
for 10 sec.
In the direction off the
ELECTRIC
CO.,
LTD.
terminal leads.
Terminal
Strength
MAX-QUALITY
 Resistor
body color
Reference
Standards:
IEC 60115-1

Resistor
body
color
Storage
Temperature: 25±3°C;
Humidity < 80%RH
 Standard：Epoxy
Coating
Rated
Working Voltage
(RCWV) = POWER.RATING. * RESISTANCE.VALUE
 continuous
Standard：Epoxy
Coating
1. Normal size------ Blue
1.
size-----Specifications
givenNormal
herein may
be changed
atcolor
any timeBlue
without prior notice.
confirmsize
technical
specifications before you order and/or use.
●
Resistor
body
1. Please
Normal
..........Blue
Max-Quality 2.
Electric
co., Ltd. NO.566,
Dahu Rd., Yingge
Dist., New Taipei city 239, Tel：886-2-26782566~9 http://www.maxquality.com.tw/
Small
size-------Blue
Standard: Epoxy Coating
2. Small size ..............Blue
2. Small size-------- Blue
 PART NUMBER:
 PART NUMBER:
MF
MF
↓
1/4W
1/4W
↓
3K
3K
↓
F
F
↓
↓
Type
TypeFilm
MF Metal
Power↓rating
Power
1/8W rating
1/6W
↓
Resistance
Resistance
1R
1Ω
↓
Tolerance
Tolerance
A
± 0.05%
↓
↓
T.C.R
B T.C.R
200ppm
MF Metal Film
1/8W 1/6W
1/4WS
0204
1/4WS
0204
1/4W 1/2WS
1/4W
0207 1/2WS
1/2W
1R
10R
10R
100R
A
0.05%
B ± 0.1%
B
C ± 0.1%
0.25%
B 100ppm
200ppm
100ppm
E 50ppm
C
0.25%
D ± 0.5%
D
F ± 0.5%
1%
E 25ppm
50ppm
G
G 15ppm
25ppm
H
F
1%
J ± 5%
J ± 5%
H 10ppm
15ppm
K
K 5ppm
10ppm
L
1Ω
10Ω
10Ω
100Ω
0207
1WS
1WS
2WS
1/2W
1W
1W
2W
100R 1K2Ω
100Ω
1K2
1K2 1MΩ
1K2Ω
1M
1M
1MΩ
22M 22MΩ
2WS
3WS
3WS
2W
22M 22MΩ
MF
MF
MetalTensile:≧2.5kg
Film Fixed Resistors
Metal Film Fixed Resistors
5/30/2013
Page 2 of 3
TB
TB
↓
↓
Packaging
TB Packaging
Taping Box
TB
Taping Box
TR
Reel
TR
BU
BU
F
Taping Reel
Bulk
Bulk
F-TYPE
F
F-TYPE
M
M-TYPE
M
M-TYPE
PANA PANA
PANA PANA
L 5ppm
Specifications given herein may be changed at anytime without prior notice. Please confirm technical specifications before you order and/or use.
urt-resistors.com
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