販売終了(DISCONTINUED)
RoHS

POWER - NIKKOHM

TO247, ⾼電⼒抵抗器
TO247 140W HIGH POWER RESISTORSRNP-140U

特⻑⽤途Features and Applications

TO247 形定格電⼒ 140W ⾼電⼒抵抗器．
最⾼使⽤温度 155℃の抵抗体とフランジ間の熱抵抗は 1.3℃/W．
誘導性、容量性が極めて少なく、⾼速パルス⽤、⾼周波⽤抵抗器として最適．
抵抗器から熱伝導冷却する構造であり、熱設計が簡単で、⾼密度実装が可能．
⾃動⾞、産業⽤、パワーエレクトロニクス、インバータ、無停電電源装置、AC サーボモータ制御、⾼効率スイッチング電源、定電流電源、電子負荷、工業⽤⾼周波電源装置、⾼周波直線増幅器、⾼周波回路のターミネーションなど．
D
Dimensions

GRNP140U

E101
CF N 23B

外形寸法

140W high power resistor in TO-247 molded package.
Only 0.9 °C/W heat resistance between resistor and flange forexcellent cooling.
Wide 10mΩ to 510kΩ resistance range, non-inductive design fit
for high frequency circuit and wide band amplifiers.
Small size and thin shape provides for high density design ofpower electronics.
Complete thermal conduction and heat dissipation design will
be available.
Applications include power electronics / inverter of automotive,
rail traction, wind turbine, PV, UPS and industrial motor control
as harmonic filter, dumping, snubber, gate control, bleeder
resistor and rush current protection,MHJKLA性能仕様
項目
定格電⼒
定格電⼒
熱抵抗
製作抵抗値
公称抵抗値
抵抗温度係数抵抗値許容差等価並列容量
等価直列誘導使⽤温度範囲
最⾼使⽤電圧最⼤動作電流短時間過負荷絶縁耐電圧
負荷寿命
耐湿負荷寿命温度サイクル
はんだ耐熱性
はんだ付性
絶縁抵抗
耐振性
難燃性
重量C

A
B
C
D
E
F
G
H
JK
L
M

mm
16.0
20.0
4.8
3.55
14.5
5.1
3.63
0.80
1.52
3.63
10.16

+/-mm
+/-0.2+/-0.5+/-0.2+/-0.1+/-0.5+/-0.5+/-0.2+/-0.1+/-0.1+/-0.18+/-0.26

inches
0.630
0.787
0.189
0.140
0.571

+/-inch+/-0.008+/-0.020+/-0.008+/-0.004+/-0.020

0.200
0.143
0.060
0.060
0.143
0.400

+/-0.020+/-0.008+/-0.004+/-0.004+/-0.007+/-0.010

Specifications and Performances
Specification Items
Rating Power
Rating PowerHeat ResistanceResistance Range
Nominal Resistance
TCRTolerance
CapacitanceInductanceOperation Temp. Range
Max. Applied Voltage
Max. Operating Current
Short Time Overload
Withstanding Voltage
Load Life
Humidity
Temperature Cycle
Soldering Heat
Solder ability
Insulation ResistanceVibration
Flammability
Weight0.01 - 0.099Ω+E12> 250ppm/°C+/-5%Specification-Performance
140 W
3.0 W
0.9 °C/W
0.1 – 9.1 Ω+E24
100 ppm/°C+/-1%, 5%3.68 pF
12.25 nH-55 - +175 °C
500V orP ⋅R
40A+/-0.5%
2500VAC+/-1.0 %+/-1.0 %+/-0.25 %+/-0.25 %Over 3/4 of round
Over 1000 MΩ+/-0.25 %UL94V-0
7.2 grams

Test Conditions
Note, at 25 °C flange temperature
Free air.
From resistor to flange
10-51K Ω+E24
50 ppm/°C+/-1%+ shows Additional 2.0 and 5.0.
For -55 to +155 °C
At point of terminal length 10mm
At point of terminal length 10mm

1.5 times rated power for 5 seconds
60 seconds. 1mA
25°C, 90 min.ON, 30min.OFF, 1000hours.
70°C, 90 - 95%RH, DC0.1W, 1000hours.
-55°C, 30 min., +155°C 30min., 5cycles.
350+/-5 °C, 3seconds,245+/-5 °C, 3seconds.
Between terminals and flange

Nikkohm Co., Ltd. 3-31-2640 Minamicho, Misawa, Aomori 033-0036 Japan TEL: +81-176-53-2105, FAX: +81-176-53-2106© Nikkohm Co., Ltd. All rights reserved. URL: https://www.nikkohm.co.jp & https://www.nikkohm.com / e-mail: info@nikkohm.co.jp

RoHSPOWER - NIKKOHM
TO247, ⾼電⼒抵抗器

TO247 140W HIGH POWER RESISTORSRNP-140U
形名呼称 Ordering Information
RNP-140U|
RNP-140U

C|H(>250ppm)
A(100ppm)
C(50ppm)

10R0 (*)|
R01-R099 (+E12)
R10-9R1 (+E24)
10R-51K (+E24)

>
>
>

>
>
>

F
|
J(5%)
F(1%), J(5%)
F(1%)

Z03
|
Z03

>

Note
|
Tube/25pcs

Resistance value (*) is available following modified E24, +E24.
1.0
3.6
Note*:

1.1

1.2

1.3

1.5

1.6

1.8

2.0

2.2

2.4

2.5

2.7

3.0

3.3

3.9

4.0

4.34.75.05.1

5.6

6.2

6.8

7.5

8.0

8.2

9.1

When ordering, additional ohm resistance notation is is recommended for keeping out of misunderstanding.

負荷軽減

Temperature Rise (°Ｃ) RNP-140UC50RF
160%-Rated Power (%)
140+25 °Ｃ

120

Temperature Rise

温度上昇

Derating Curve

140100120 .

80

1008060604040+175 °Ｃ

200-500

耐パルス性

50100
150
Flange Temperature (°Ｃ)

0200

RNP-140UC100F

デユーティ 0.01 の連続パルスにおける、許容尖頭電⼒の目やす。
この曲線は、抵抗値、パルス繰返周波数、デユーティ、動作温度によって変化するので、実際の機器に実装し寿命試験を⾏うよう推奨します。破線は推定です。

10k0構造材質

140

Frequency Characteristics

RNP-140U C 101 F
10010140W

1001u

120

RNP-140U C 100 F

1350W

100n

406080 100
Application Power (W)Impedance (Ω)
1k
RNP-140U C 1K0 F

1k1010n20

周波数特性

Pulse Energy Durability

PULSE PEAK POWER(W)100k

フランジ温度を基準にした抵抗体温度上昇
Resistor temperature rise based onflange temperature

2010u 100u 1m 10m 100m
PULSE WIDTH (seconds)

Structure

110Leads, Tin plated Cu
Molding, epoxy
Conductor, Cu
Resistor, cermet or NiCr
Substrate, Alumina
Flange, Ni plated Cu

110k

熱放散

100k1M

10M
100M
Frequency(Hz)1G

Design for heat release

Between flange and resistor are insulated

20190501
Nikkohm Co., Ltd. 3-31-2640 Minamicho, Misawa, Aomori 033-0036 Japan TEL: +81-176-53-2105, FAX: +81-176-53-2106© Nikkohm Co., Ltd. All rights reserved. URL: https://www.nikkohm.co.jp & https://www.nikkohm.com / e-mail: info@nikkohm.co.jp