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 Construction |
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| (1) |
Protective coating |
| (2) |
Resistive film |
| (3) |
Inner electrode |
| (4) |
Ni plating |
| (5) |
Sn plating |
| (6) |
Ceramic substrate |
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Applications |
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Power supply , ECU etc. |
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Features |
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Flat chip resistors of wide terminal type. |
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High reliability and performance with T.C.R.  100×10-6/K , resistance tolerance 1% |
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Suitable for both reflow and flow solderings. |
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Products meet EU-RoHS requirements .
EU-RoHS regulation is not intended for Pb-glass contained in electrode , resistor element and glass . |
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Type
(Inch Size Code) |
Dimensions
(mm) |
Weight(g)
(1000pcs) |
L |
W |
c |
d |
t |
2B
(0612) |
1.60.15 |
3.20.2 |
0.30.2 |
0.450.15 |
0.60.1 |
12.0 |
2H
(1020) |
2.50.15 |
5.00.15 |
0.40.2 |
0.750.15 |
30.2 |
2J
(1218) |
3.10.15 |
4.60.15 |
0.40.2 |
33.3 |
3A
(1225) |
6.30.15 |
0.450.2 |
45.6 |
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| WK73S |
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2J |
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T |
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TE |
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33L0 |
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F |
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Product
Code
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Power
Rating |
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Terminal
Surface Material |
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Taping |
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Nominal *1
Resistance |
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Resistance
Tolerance |
WK73S
WK73R |
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2B : 0.75W
2H : 1W
2J : 1W
3A : 1.5W |
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TD : |
4mm
pitch
punch paper |
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F : 4
digits
J : 3 digits
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F : 1%
J : 5% |
| TE : |
4mm
pitch
plastic embossed |
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BK : |
Bulk |
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Contact us when you have control request for environmental hazardous material other than the substance specified by EU-RoHS.
For further information on taping, please refer to Common
Specification. |
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*2 Under Development
Rated Ambient Temperature :+70
Operating Temperature Range :-55  +155
Rated voltage= √(Power
Rating×Resistance value or Max . working voltage , whichever is lower . ) |
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| For resistors operated at an ambient temperature
of 70 or above, a power rating shall be derated in accordance
with the left derating curve on the left. |
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Application Notes
Brush up your circuit
Basic Knowledge
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