RW1/2TT522870F [KOA]
Fixed Resistor, Wire Wound, 0.5W, 287ohm, 80V, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED;型号: | RW1/2TT522870F |
厂家: | KOA SPEER ELECTRONICS, INC. |
描述: | Fixed Resistor, Wire Wound, 0.5W, 287ohm, 80V, 1% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED |
文件: | 总1页 (文件大小:114K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
POWER TYPE RESISTORS
TECHNOLOGY OF TOMORROW
WIREWOUND
MINIATURE TYPE
POWER
STRUCTURE
1
2
3
4
5
Insulation coating
Resistive element (wire)
Lead wire
RW
Electrode cap
Ceramic core
IDENTIFICATION
PRODUCT CODE
COATING COLOR
MARKING
Alpha Numeric
(Type, R-value and
tolerance)
RW
Black
TYPE DESIGNATION (HOW TO ORDER)
*
New Part No.
(Pb-free)
A
RW
1/2
T
T52
2611
F
POWER
RATING
TERMINATION
SURFACE
MATERIAL
Tꢀ Sn
TAPING &
FORMING
PACKAGING
Aꢀ Ammo
“Blank”ꢀ Bulk
NOMINAL
RESISTANCE
D, Fꢀ 4 digits
H, Jꢀ 3 digits
PRODUCT
CODE
RESISTANCE
TOLERANCE
Dꢀ ±0.5ꢂ
Fꢀ ±1ꢂ
Unitꢀ Watt
1/2 … 10
Hꢀ ±3ꢂ
*Please see “PACKAGING”
Jꢀ ±5ꢂ
DIMENSIONS (mm)
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
TYPE
L
ØD
Ød (nominal)
l
+ 1.0
RW 1/2
RW 1
RW 2
RW 3
RW 5
RW 7
RW 10
8 ± 1.0
10.5 ± 1.0
13 ± 1.0
16.5 ± 1.0
22 ± 1.0
1.6
0.5
0.5
0.8
1.0
1.0
1.0
1.0
-
0
Excellent environment performance
Axial taping is available for RW1/2 and RW1
Tolerance ±0.1ꢂ is available on reꢃuest
Meets or exceeds MIL-R-26E (U and V characteristics) and surface temp.
(hot spot) 350 °C max.
Rated ambient temperatureꢀ +25°C
2.7 ± 1.0
5.2 ± 1.0
6.4 ± 1.0
7.8 ± 1.5
7.8 ± 1.5
±.3 ± 1.5
38±3
31.5 ± 1.0
46 ± 1.5
■
■
■
Operating temperature rangeꢀ -55°C … +275°C (characteristics U)
Operating temperature rangeꢀ -55°C … +350°C (characteristics V)
DERATING CURVE
SURFACE TEMPERATURE RISE
1
2
Characteristic Uꢀ Recommended maximum wattage rating for best long term
stability. Allows 275°C hot spot and ±0.5ꢂ load life stability.
Characteristic Vꢀ Dual wattage rating allows 350°C hot spot and ±3ꢂ ∆R after
1000 Hrs load life stability.
RATING
RESISTANCE RANGE AND TOLERANCE*
POWER RATING* (at 25°C)
CHARACTERISTICS
MAX.
WORKING
VOLTAGE
MAX.
OVERLOAD
VOLTAGE
T.C.R.
TYPE
E96
E96
E24
(ppm/K)
U
0.5 W
1 W
2 W
3 W
5 W
7 W
10 W
V
D( 0.5ꢀ)
10 Ω ... 2.61 kΩ
1 Ω... 5.11 kΩ
1 Ω... 10 kΩ
F( 1ꢀ)
H( 3ꢀ) ꢁ ꢂ( 5ꢀ)
0.47 Ω... 2.7 kΩ
0.1 Ω... 5.1 kΩ
0.1 Ω... 10 kΩ
0.1 Ω... 15 kΩ
0.1 Ω... 30 kΩ
0.1 Ω... 47 kΩ
0.1 Ω... 62 kΩ
RW 1/2
RW 1
RW 2
RW 3
RW 5
RW 7
RW 10
1 W
2 W
3 W
5 W
7 W
10 W
14 W
80 V
130 V
140 V
200 V
400 V
600 V
1000 V
150 V
300 V
500 V
600 V
700 V
800 V
1500 V
10 Ω ... 2.61 kΩ
1 Ω... 5.11 kΩ
1 Ω... 10 kΩ
1 Ω... 15 kΩ
1 Ω... 30.1 kΩ
1 Ω... 45.3 kΩ
1 Ω... 60.4 kΩ
±±0ꢀ Rꢁ1Ω
±50ꢀ 1ΩꢁRꢁ±.±Ω
±20ꢀ R≥10Ω
1 Ω... 15 kΩ
1 Ω... 30.1 kΩ
1 Ω... 45.3 kΩ
1 Ω... 60.4 kΩ
*
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 ±0.1ꢂ is available on reꢃuest.
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
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