POWER TYPE RESISTORS
MInIaTURE TYPE
HIgH STaBILITY
CW H
W
NE
WIREWOUND
STRUCTURE
t
1
2
3
4
5
Insulation coating
Resistive element (wire)
Lead wire
Electrode cap
Ceramic core
IDEnTIFICaTIOn
PRODUCT CODE
CW H
COaTIng COLOR
Black
MaRKIng
Alpha Numeric
(Type R-value and
tolerance)
*
all these products have Pb-free terminations and
meet EU-RoHS and China-RoHS requirements
TYPE DESIgnaTIOn (HOW TO ORDER)
CW
Contact our sales representatives before you use our products for applications including
automotives, medical equipment and aerospace equipment. Malfunction or failure of the
products in such applications may cause loss of human life or serious damage .
1
POWER RATING
Unit: Watt
1, 2, 3
H
STYLE
H: Stability
C
TERMINATION
SURFACE
MATERIAL
C: SnCu
T52
TAPING &
FORMING
a
PACKAGING
A: Ammo
1R00
NOMINAL
RESISTANCE
D, F: 4 digits
PRODUCT
CODE
Contact us when you have control
request for environmental hazardous
RESISTANCE material other than the substance
TOLERANCE specified by EU-RoHS
F
D: (±0.5%)
F: (±1%)
*Please see “PACKAGING”
FEaTURES
■
Wirewound high power resistor in small size
■
Stable characteristics in high temperatures
■
High reliability and performance with resistance tolerance ±1%
and T.C.R. ±20ppm/K
■
Perfectly withstands inrush current
■
Excellent stability in operation
■
MIL-PRF-26 compliance (characteristics U)
■
Automatic insertion is applicable due to axial taping
■
Various formings are available
■
Excellent mountability and solderability
■
Flame retardant coating (Equivalent to UL94 V-0)
■
Meets or exceeds JIS C 5201-1 and MIL-PRF-26
■
Suitable as inrush current peventative resistor for industrial
power circuits
■
Ideal for use as surge absorber (RC circuit protection), in AC adapters
or chargers (circuit protection) and in measuring instruments
■
Rated ambient temperature: +25°C
■
Operating temperature range: -55°C…+275°C
DIMEnSIOnS (mm)
TYPE
CW 1 H
CW 2 H
CW 3 H
L
9.5 ± 1.0
12 ± 1.0
15 ± 1.0
t Max.
3
øD
3.5 ± 1.0
4.0 ± .0
1
6.0 ± 1.0
ø d (nom.)
0.8
l±3
30
DERaTIng CURVE
Specifications given herein may be changed at any time without prior notice.
Please confirm technical specifications before you order/or use.
N E W E X pA N d E d r A N G E
RaTIng
DIn
SIZE
0411
0414
0617
TYPE
CW 1 H C
CW 2 H C
CW 3 H C
T.C.R.
(ppm/K)
±20: R ≥ 10 Ω
±50: R < 10 Ω
POWER
RaTIng*
1 W
2 W
3W
MaX.
WORKIng
VOLTagE
E =
√
P x R
MaX.
OVERLOaD
VOLTagE
E =
RESISTanCE RangE anD TOLERanCE
E24 • E96
D (±0.5%)
0.47 Ω ... 220 Ω
0.47 Ω ... 750 Ω
0.47 Ω ... 1 kΩ
F (±1%)
0.1 Ω ... 430 Ω
0.1Ω ... 2 kΩ
0.1 Ω ... 3 kΩ
√
P x R x 5
* 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.
Rated voltage = √ Power Rating x Resistance value
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
123
Revision: 14. Dec. 2009
POWER TYPE
RESISTORS
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