保險絲電阻器 (RF Series)

FEATURES :

  特性:
Function as a resistor in normal operation condition.   正常情況下具電阻功能.
Quick fusing protects circuit from excessive overload.   異常過負荷時可快速熔斷

 

CHARACTERISTICS 性 能:
ITEM 項 目
SPEC 規 格
REMARKS 備 註

Load life under high temperature

高溫負荷壽命

±5%

JIS C 5201-1  Rated voltage at 70℃ for 1,000 hours

(4.25.1)     額定電壓70℃ 1,000 小時

Load life under high humidity

耐濕負荷壽命

±5%

JIS C 5201-1  Rated voltage at 40℃,95% RH for 1,000 hours

(4.24)      額定電壓40℃,95% RH 1,000 小時

Temp. coeff. of resistance

溫度係數

±350 ppm/℃

JIS C 5201-1  Room temp. + 100℃

        室溫 + 100℃

Short time overload

短時間過負荷

±2%

JIS C 5201-1  4 times the rated power for 5 seconds

(4.13)      4倍額定功率 5 秒

Temperature cycling

溫度循環

±1%

JIS C 5201-1 5 cycles for –25℃±3℃(30min);room temp.(30min)

(4.19)     ~ +85℃±3℃(30min) room temp. (30min)

Resistance to soldering heat

焊錫耐熱

±1%

JIS C 5201-1  260℃±5℃ for 10 seconds(焊錫槽)

(4.18)      350℃±10℃ for 3.5 seconds(手焊錫)

 

Fusing characteristics 熔斷特性 ( Residual resistance ≧100 times nominal resistance 殘留阻值為公稱阻值100倍以上)
Rated Power
Resistance Range
Fusing Time
RFU1/6W、RFS1/4W
0.10~1KΩ
0.10~0.18Ω
0.2~0.47Ω
0.51~1KΩ
------
60s MAX
RFU1/4W、RFU1/3W
0.10~15KΩ
0.10~0.22Ω
------
0.24~9.1Ω
10~15KΩ
60s MAX
RFS1/2W
0.10~33KΩ
------
------
0.10~1.0Ω
1.1~33KΩ
60s MAX
RFS1W
0.10~33KΩ
------
------
0.10~1.0Ω
1.1~33KΩ
60s MAX
RFU1/2W
0.10~4.7KΩ
0.10~0.33Ω
0.47~0.91Ω
1.0~9.1Ω
10~4.7KΩ
60s MAX
RFU1W、RFS2W
0.10~4.7KΩ
------
------
0.10~1.0Ω
1.1~4.7KΩ
60s MAX
RFU2W、RFS3W
0.10~4.7KΩ
------
------
0.10~1.0Ω
1.1~4.7KΩ
60s MAX

 

 

Various type of forming & taping are available
提供插裝的造型與帶裝
Coating color:RFU (gray), RFS (pink)
塗裝顏色:RFU(灰色);RFS (粉紅色)

 

 

RATING、DIMENSIONS 額 定、尺 寸

Model

型名

Power

Rating

額定功率

(W)

Resistance

Range E-24

阻值範圍

Ω

Maximum

Working

Voltage

最高使用電壓

Maximum

Overload

Voltage

最高過負荷電壓

Dielectric

Withstanding

Voltage

耐電壓

Dimension 尺寸 (mm)
L
D φ
ι
d φ
RFU1/6、RFS1/4W
1/6、S1/4
0.1∼1K
100V
150V
200V
3.5±0.5
1.7±0.3
27±3
0.45±0.05
RFU1/4、RFU1/3W
1/4、1/3
0.1∼15K
250V
300V
250V
6±0.3
2.4±0.1
28±2
0.6±0.05
RFS1/2W
1/2
0.1∼33K
250V
300V
250V
6±0.3
2.4±0.1
28±2
0.6±0.05
RFS1W
1
0.1∼33K
250V
300V
250V
9±0.5
3.0±0.5
30±3
0.6±0.05
RFU1/2W
1/2
0.1∼4.7K
250V
300V
250V
9±0.5
3.0±0.5
30±3
0.6±0.05
RFU1W、RFS2W
1、2
0.1∼4.7K
350V
500V
300V
4.0±0.5
38±3
0.8±0.05
RFU2W、RFS3W
2、3
0.1∼4.7K
350V
500V
300V
5.5±0.5
38±3
0.8±0.05

 

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