POWER TYPE RESISTORS
TECHNOLOGY OF TOMORROW
WIREWOUND
MINIATURE TYPE
POWER
RW
STRUCTURE
1
2
3
4
5
Insulation coating
Resistive element (wire)
Lead wire
Electrode cap
Ceramic core
IDENTIFICATION
PRODUCT CODE
RW
COATING COLOR
Black
MARKING
Alpha Numeric
(Type, R-value and
tolerance)
TYPE DESIGNATION (HOW TO ORDER)
New Part No.
(Pb-free)
Specifications given herein may be changed at any time without prior notice.
Please confirm technical specifications before you order and/or use.
RW
PRODUCT
CODE
1/2
POWER
RATING
Unit: Watt
1/2 … 10
T
TERMINATION
SURFACE
MATERIAL
T: Sn
T52
TAPING &
FORMING
A
PACKAGING
A: Ammo
“Blank”: Bulk
*
2611
NOMINAL
RESISTANCE
D, F: 4 digits
H, J: 3 digits
F
RESISTANCE
TOLERANCE
D: ±0.5%
F: ±1%
H: ±3%
J: ±5%
*Please see “PACKAGING”
FEATURES
■
■
■
■
■
■
■
Wirewound high power type resistor (0.5W to 10W)
Precision type resistor in a wide resistance range with light tolerances
Excellent long term stability
Excellent environment performance
Axial taping is available for RW1/2 and RW1
Tolerance ±0.1% is available on request
Meets or exceeds MIL-R-26E (U and V characteristics) and surface temp.
(hot spot) 350 °C max.
■
Rated ambient temperature: +25°C
■
Operating temperature range: -55°C … +275°C (characteristics U)
■
Operating temperature range: -55°C … +350°C (characteristics V)
DIMENSIONS (mm)
TYPE
RW 1/2
RW 1
RW 2
RW 3
RW 5
RW 7
RW 10
L
8 ± 1.0
10.5 ± 1.0
13 ± 1.0
16.5 ± 1.0
22 ± 1.0
31.5 ± 1.0
46 ± 1.5
ØD
1.6
- 0
2.7 ± 1.0
5.2 ± 1.0
6.4 ± 1.0
7.8 ± 1.5
7.8 ± 1.5
9.3 ± 1.5
+ 1.0
Ød (nominal)
0.5
0.5
0.8
1.0
1.0
1.0
1.0
l
38±3
DERATING CURVE
SURFACE TEMPERATURE RISE
1
2
Characteristic U: Recommended maximum wattage rating for best long term
stability. Allows 275°C hot spot and ±0.5% load life stability.
Characteristic V: Dual wattage rating allows 350°C hot spot and ±3%
∆R
after
1000 Hrs load life stability.
RATING
TYPE
RW 1/2
RW 1
RW 2
RW 3
RW 5
RW 7
RW 10
T.C.R.
(ppm/K)
POWER RATING* (at 25°C)
CHARACTERISTICS
V
U
0.5 W
1W
1W
2W
2W
3W
3W
5W
5W
7W
7W
10 W
10 W
14 W
MAX.
WORKING
VOLTAGE
80 V
130 V
140 V
200 V
400 V
600 V
1000 V
MAX.
OVERLOAD
VOLTAGE
150 V
300 V
500 V
600 V
700 V
800 V
1500 V
RESISTANCE RANGE AND TOLERANCE*
E96
E24
E96
F(±1%)
H(±3%) • J(±5%)
D(±0.5%)
10
Ω
... 2.61 kΩ
10
Ω
... 2.61 kΩ
0.47
Ω...
2.7 kΩ
1
Ω...
5.11 kΩ
1
Ω...
5.11 kΩ
0.1
Ω...
5.1 kΩ
1
Ω...
10 kΩ
1
Ω...
10 kΩ
0.1
Ω...
10 kΩ
1
Ω...
15 kΩ
1
Ω...
15 kΩ
0.1
Ω...
15 kΩ
1
Ω...
30.1 kΩ
1
Ω...
30.1 kΩ
0.1
Ω...
30 kΩ
1
Ω...
45.3 kΩ
1
Ω...
45.3 kΩ
0.1
Ω...
47 kΩ
0.1
Ω...
62 kΩ
1
Ω...
60.4 kΩ
1
Ω...
60.4 kΩ
±90: R<1Ω
±50: 1Ω<R<9.9Ω
±20: R≥10Ω
* For resistors operated at an ambient temperature of +25°C or above, the power rating shall be derated in accordance with the above derating curve.
** Tolerance ±0.1% is available on request.
EUROPE GmbH • Kaddenbusch 6 • D-25578 Dägeling / ITZEHOE • PHONE: +49 (0) 48 21 / 89 89-0 • FAX: +49 (0) 48 21/ 89 89 89 • Internet: www.koaeurope.de
Revision: 5. Nov. 2004
POWER TYPE
RESISTORS
FPGA/CPLD
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