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           金屬氧化皮膜電阻器 METAL OXIDE FILM RESISTORS(NONFLAME)
FEATURES:
MEATAL OXIDE FILM RESISTORS HAS KEEP QUALITY STABLE UNDER HIGH TEMPERATURE OPERATION . ANNUAL SHIFT IS LOW.
LOW NOISE.
RSN. CAN PRODUCE HIGH RESISTOR VALUE WHICH WIRE WOUND RESISTOR CAN NOT REACH
SS(小型尺寸)較一般型縮小,含氧化鋁量高達85-92%使電阻能降低表面溫昇,表面塗料為淺粉紅色區分

 小型化使用方便,耐超負載電流而不致斷阻.

 電氣上,機器上之性能极安定,有高度信賴性.

 耐熱,耐濕,不燃性的涂裝.

 已氧化過之電阻皮膜經年變化甚微小,皮膜強度特強.

 低雜音,可制繞線電阻器不能制作之高電阻值.  

 Part Number
MO 1/2W  F   J 10K 
a b c d    e 
a

Product code number 

a.產品名稱
b rated power b.額定電力
c specification c.規格型式
d resistance value e.阻值
e tolerance (J: ±5% , K:±10%) d.容許誤差

DIMENSION

TYPE

L±1.0

D±0.5

H±2

d±0.06

RSS

RSN

1/2WS

1/4W

6.5

2.5

27

0.5

1WS

1/2W

9.0

3.3

27

0.58

2WS

1W

12.0

4.5

35

0.78

3WS

2W

15.0

5.0

34

0.8

5WS

3W

18.0

6.0

33

0.8

 

5W

25.0

8.0

33

0.8

CHARACTERISTICS(電氣特性)

CHARACTERISTICS

SPECIFICATIONS

TEST METHODS

Temperature Coefficient

±350  PPM/ JIS -C-5202 5.2 Room temp  +100  

Load life in humidity

R/R≦±(1%+0.05Ω),±5%

with no evidence of mechanical damage

JIS -C-5202 7.9 Rated voltage 40℃,95%RH  after 1000 hrs 

Load life

Resistance change ±(3%R+0.05Ω) 

JIS -C-5202 7.10

Rated voltage at 70℃for 1000 hours

Short time over load

±(2%R+0.05Ω) Rated voltage x2.5 or Max. Overload vol. For 5s,whichever less.

Insulation  resistance

>1000MΩ or more JIS -C-5202 5.6 Resistor in V-block

Dielectric withstanding voltage

Resistance change ±(0.5%R±0.05Ω).

No evidence of flashover mechanical damage, Arcing or insulation breakdown.

Resistance shall be clamped in the trough of a 90 metallic v-block and shall be test at specified in the above list for 60 seconds.

Pulse overload

N-SizeR/R≦±(2%+0.05Ω)

S-SizeR/R≦±(5%+0.05Ω),±5%

4 Time RCWV 1000 cycles (1 SEC.on ,25 SEC.off )

Temperature cycling

Resistance change is ±(1%R+0.05Ω)MAX.

With no evidence of mechanical damage.

JIS -C-5202 7.4   5 cycles for -55+155

Resistance to soldering heat

Resistance change is R/R±(1%R+0.05Ω).

With no evidence of mechanical damage.

JIS -C-5202 6.350℃ for 3.5 seconds

Solder ability

95% coverage minimum JIS -C-5202 6.Test temperature of solder. 235±5

Dipping time in solder:5±0.5s

Flame retardant no evidence of flaming or arcing JIS -C-5202 7.12 AC  voltage of 2,4,8,16,32 time the power rating for 1 min. (V≦4 time max working voltage)

Terminal strength

No cap missing and terminal wire breakage shall occur, No terminal wire loosening and breakage shall occur.

Bending strength 500g load 900 reciprocation twice


規定電壓

Power Rating 

At 70

Max. Working Voltage

Max. Overload Voltage

Dielectric Withstanding Voltage

Resistance

range

T.C.R  
1/4W 250V 400V 250V

0.1~100k

±350   PPM/
1/2W 350V 600V 250V

0.1~470k

±350   PPM/
1W 350V 600V 350V

0.1~750k

±300   PPM/
2W 350V 700V 350V

0.1~330k

±300   PPM/
3W 500V 800V 500V

0.1~100k

±300   PPM/
5W 500V 100V 500V

0.1~100k

±200   PPM/
 
   

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