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|
 |
MF Standard Series
|
| MF Series Metal Film
Resistors |
METAL FILM
RESISTORS
MF Series |
|
1/6W; 1/8W, 1/4W, 1/2W, 1W, 2W,
MF-12, MF-25, MF-50, MF-100, MF-200
|
|
INTRODUCTION |
| The MF
series Metal Film Resistors are manufactured using vacuum
sputtering system to deposit multiple layers of mixed metals and
passivative materials onto a carefully treated fight grade
ceramic substrate, the resistors are coated with layers of
light-blue lacquer. |
|
 |
|
FEATURES
|
- MIL-R-10509E.
- MF-12, MF-25, MF-50, MF-100,
MF-200
(RN-50, RN-55, RN-60, RN-65, RN-70)
- Resistance Tolerance :
¡Ó0.05%, ¡Ó0.1%,
¡Ó0.25%, ¡Ó0.5%,
¡Ó1%
- T.C.R. :
¡Ó15ppm, ¡Ó25ppm,
¡Ó50ppm, ¡Ó100ppm
|
|
DIMENSIONS:
|
|
STYLE |
DIMENSION (mm) |
POWER RATING
(Watt) |
VALUE
RANGE |
|
L |
ФD
|
H |
Фd
|
|
MF-12 |
3.3¡Ó0.4
|
1.8¡Ó0.3
|
28¡Ó2
|
0.43 ¡Ó0.05
|
1/6W ; 1/8W
|
10£[~1M
|
|
MF-25 |
6.3¡Ó0.5 |
2.3¡Ó0.3 |
28¡Ó2 |
0.45 ¡Ó0.05 |
1/4W |
10£[~1M |
|
MF-50 |
9.0¡Ó0.5
|
3.2¡Ó0.5
|
26¡Ó2
|
0.56
¡Ó0.05 |
1/2W
|
10£[~1M
|
|
MF-100 |
11.5¡Ó1.0 |
4.5¡Ó0.5 |
35¡Ó2 |
0.75 ¡Ó0.05 |
1W |
10£[~1M |
|
MF-200 |
15.5¡Ó1.0
|
5.0¡Ó0.5
|
32¡Ó2
|
0.75
¡Ó0.05 |
2W
|
10£[~1M
|
|
MF-300 |
17.0¡Ó0.5 |
6.0¡Ó0.5 |
32¡Ó2 |
0.80 ¡Ó0.05 |
3W |
10£[~1M |
|
|
ELECTRICAL CHARACTERISTICS
|
|
Style |
MF-12 |
MF-25 |
MF-50 |
MF-100 |
MF-200 |
- |
| Power Rating 70¢XC |
1/6; 1/8W
|
1/4W |
1/2W |
1W |
2W |
- |
| Operating
Temp. Range
|
-55 ¢XC
~ +155 ¢XC |
| Max. Working Voltage |
200V |
250V |
350V |
500V |
500V |
- |
| Max.
Overload Voltage
|
400V |
500V |
700V |
1000V |
1000V |
- |
| Dielectric Withstanding
Voltage (AC)
|
300V |
500V |
500V |
1000V |
1000V |
- |
| Max.
Intermittence Overload Voltage
|
400V |
600V |
700V |
1000V |
1000V |
- |
| Value Range
¡Ó0.25%, ¡Ó0.5%,
¡Ó1%
|
10£[ ~1M£[ |
| Value
Range ¡Ó0.05%, ¡Ó0.1%
|
100 £[
~100K £[ |
| Temp. Coefficient (by Type)
|
¡Ó15ppm,
¡Ó25ppm , ¡Ó50ppm,
¡Ó100ppm |
|
| * The
listed resistance range for standard resistance, below or over this
resistance is on request. |
|
ENVIRONMENTAL CHARACTERISTICS
|
|
PERFORMANCE TEST |
TEST METHOD |
APPRAISE |
|
Short Time Overload
|
JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds
|
¡Ó(0.5%+0.05£[) |
|
Dielectric Withstanding V. |
JIS-C-5202 5.7 : in V-Block for 60
seconds
|
By Type |
|
Temperature Coefficient
|
JIS-C-5202 5.2 : -55¢XC ~+155¢XC
|
By
Type
|
|
Insulation Resistance |
JIS-C-5202 5.6 : in V-Block |
¡Ó1000 M£[ |
|
Solderability
|
JIS-C-5202 6.5 : 230 o C for 5¡Ó0.5
seconds
|
95%
min. coverage
|
|
Resistance to Solvent |
JIS-C-5202 6.9 : Trichroethance
for 1 min. with ultrasonic
|
no deterioration |
|
Terminal Strength
|
Direct load for 10 sec. In the direction of the terminal leads
|
¡Ó2.5KG/24.5N |
|
Pulse Overload |
JIS-C-5202 5.8 : 4 times
RCWV 10000 cycles(1 sec.on, 25 sec.off)
|
¡Ó(2%+0.05£[) |
| Load
Life in Humidity
|
JIS-C-5202 7.9 : 40¡Ó2¢XC,
90~95% RH at RCWV for 1000 hrs
(1.5hrs. on, 0.5 hrs. off) |
¡Ó(1.5%+0.05£[)
|
|
Load Life |
JIS-C-5202 7.10 : 70¢XC
at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off)
|
¡Ó(1.5%+0.05£[) |
|
Temperature Cycling
|
JIS-C-5202 7.4 : -55¢XC→room temp.→155¢XC→room temp. for 5 cycles. |
¡Ó(0.25%+0.05£[)
|
|
Soldering Heat |
JIS-C-5202 6.4 : 350
¡Ó10¢XC for 3¡Ó0.5
seconds
|
¡Ó(0.25%+0.05£[) |
|
| * The
listed resistance range for standard resistance, below or over this
resistance is on request.
|
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|
