繞線電阻器 (RW Series)
RWU =STANDARD一般品 RWS =MINIATURIZED小型品

 

FEATURES :

  特性:
The RW series are coated with flame-proof silicon-base   使用不燃性塗料,具不燃與絕緣之安全特性.
formulation.   長期穩定性佳.
Stable long life.   小型化能高密度插裝.
Small size are good for high density application.    

 

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

R>1Ω. ±300ppm/℃
R≦1Ω. ±500ppm/℃

JIS-C-5202 5.2  Room temp. + 100℃

        室溫 + 100℃

Short time overload

短時間過負荷

±1%

JIS C 5201-1  6.25 times the rated power for 5 seconds

(4.13)      6.25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.

(4.19)      (30min)~ +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)

Insulation resistance

絕緣電阻

>1,000MΩ

JIS C 5201-1  500 V Insulation test 1min

(4.6.1.1)     500 V絕緣測試電壓1min

 

DERATING CURVE 額定功率下降曲線

Various type of forming & taping are available
提供插裝的造型與帶裝
Coating color:RWU,gray;RWS,pink。
塗裝顏色:RWU灰色;RWS、RWP 淡紅色。

 

 

RATING 額 定:

Model

型名

Rated
Power
額定功率
(W)

Resistance Range
阻值範圍 (W)            

Dielectric
Withstanding
Voltage
耐電壓

Dimension 尺寸 (mm)

L

D φ

ι

d φ

RWP 1W

P1W

0.05∼150

250V

6.0±0.5

2.4±0.1

28±3

0.6±0.05

RWU1/2W

RWS1W

1/2W

S1W

0.05∼150

350V

9.0±0.5

3.3±0.5

30±3

0.6±0.05

RWP 2W

P2W

RWU1W

RWS2W

1W

S2W

0.05∼330

500V

12

4.5±0.5

38±3

0.8±0.05

RWP 3W

P3W

RWU2W

RWS3W

2W

S3W

0.05∼ 680

500V

16

5.5±0.5

38±3

0.8±0.05

RWU3W

RWS5W

3W

S5W

0.05∼1K

500V

25

8.5±0.5

38±3

0.8±0.05

RWS7W

7W

0.05∼15K

500V

25

8.5±0.5

38±3

0.8±0.05

RWS10W

10W

0.05∼27K

500V

44 (MAX)

8 (MAX)

38±3

0.8±0.05

 

 

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