Approval sheet
QUICK REFERENCE DATA
Item
General Specification*1
Series No.
WW25D
WW20D
WW12D
WW08D
WW06D
Size code
2512 (6432)
2010 (5025)
1206 (3216)
0805 (2012)
0603 (1608)
Resistance Tolerance
±5% , ±1%,
±0.5% (only for TC50)
Resistance Range
50~350mΩ,
5~300mΩ
3~570mΩ
5~200mΩ
5~20mΩ
50~350mΩ: ±50
5~9mΩ: ±100
3~9mΩ: ±100
5~9mΩ: ±100
5~9mΩ: ±100
10~20mΩ: ±50
TCR (ppm/C)
+25 ~ +125C
10~300mΩ: ±50
10~570mΩ: ±50
10~200mΩ: ±50
Max. power at T
=70C
amb
2W
1.5W
1W
3/4W
1/2W
Operation Temperature
-55 ~ +155C
*1 Range extension and add 2512, 2010, 0603
Note : Max. Operation Current : So called RCWC (Rated Continuous Working Current) is determined by
listed above.
RCWC RatedPower /ResistanceValue
MECHANICAL DATA
Type
Size
R-value
R050-R350
R005
L (mm)
6.4±0.30
5.1±0.20
5.1±0.20
3.3±0.20
3.3±0.20
2.10±0.20
1.7±0.20
1.7±0.20
W (mm)
3.2±0.30
2.6±0.20
2.6±0.20
1.7±0.20
1.7±0.20
1.35±0.20
0.9±0.20
0.9±0.20
H (mm)
d (mm)
WW25D
2512
0.65±0.20
0.65±0.20
0.65±0.20
0.65±0.20
0.65±0.20
0.65±0.20
0.65±0.20
0.65±0.20
1.05±0.30
1.70±0.30
0.70±0.30
1.20±0.30
0.68±0.30
0.50±0.20
0.50±0.20
0.40±0.20
WW20D
2010
R006-R300
R003
WW12D
WW08D
WW06D
1206
0805
0603
R004-R570
R005-R200
R005
R006-R020
Page 3 of 7
ASC_WWxxD_J_AUTO_V05
Dec - 2023