PILKOR ELECTRONICS CO., LTD.
CHIP RESISTORS ARRAYS
1005(0402) / 1608(0603) Series
Features
1.
2.
3.
4.
Small size and light weight
High reliability and stability
Suitable for both reflow soldering and wave soldering
Low noise
Applications
Any
general
circuit of portable equipment which compact size and
high mounting densities are required.
Ordering Information
CODE : WA04
(1)
X 472 J T
(2) (3) (4) (5)
(2) Tape Code
X : Normal
Y : Special order
(3) Resistance Code
E24 : Two significant digits
followed by no.of zeros
10Ω=100
220Ω=221
Ⅳ
(1) Size Code
WA06 : 1608(0603) Chip array(8P4R)
WA04 : 1005(0402) Chip array(8P4R)
(4) Tolerance
J = ±5%
P = Jumper
(5) Packaging Code
No Code=Bulk
T=Reel
Shape and Dimensions
unit:mm
Size
WA06
WA04
L
3.2±0.1
2.0±0.1
W
1.6±0.1
1.0±0.1
A
0.3±0.1
0.15±0.1
B
0.3±0.2
0.25±0.2
T
0.5±0.1
0.35±0.1
P
0.8±0.1
0.5±0.05
Q
0.5±0.1
0.3±0.1
Power Derating
Ratings
Series No
Power rating
at 70℃
1/10W
Per element
1/16W
Per element
TCR
(ppm/℃)
±200
±300
Max RCWV
(Note1)
50V
25V
Max Overload
Voltage
100V
50V
Resistance
Tolerance(±%)
5
5
Resistance
Range(Note2)
10Ω ~ 1MΩ
10Ω ~ 1MΩ
Standard
Res. Values
E-24
-55 ~ 125℃
E-24
Working
Temperature
Range(℃)
WA06
WA04
Note1. RCWV (Rated Continuous Working Voltage) is determined by
RCWV= (Rated power x Resistance value), or Max. RCWV listed above, whichever is lower.
Note2. Resistance value other than specified range is also available.
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60
CHIP RESISTORS ARRAYS
Tests and Specifications
Test Item
DC Resistance
Specification
Chip Resistor
With the specified tolerance
Jumper
50mΩ
lower
Test Method
JIS C 5202 5.1
DC Resistance values measured at the test voltages specified below:
Resistance nominal
Test voltage
100Ω
1kΩ
10kΩ
100kΩ
1MΩ
10MΩ
Temperature
Coefficient of
Resistance
(TCR)
J :
±200ppm/℃
-
0.3V
1V
3V
10V
25V
50V
JIS C 5202 5.2 / IEC 115-1 4.8.4.2
Natural resistance change per temperature degree centigrade
TCR(ppm/℃) = R
2
- R
1
X10
6
R
1
(t
2
- t
1
)
R
1
: Resistance value at referance temperature
R
2
: Resistance value at test temperature
t
1
: Room temperature, t
2
: Test temperature
JIS C 5202 5.5 / IEC 115-1 4.13
Permanent resistance change after a 5 second application of a
voltage 2.5 times RCWV of the maximum overload voltage specified
in the above list, whichever is less.
JIS C 5202 6.4 / IEC 115-1 4.18
With 260℃±5℃ for 10±1 second.
JIS C 5202 6.5 / IEC 115-1 4.17
After immersing flux, dip in the 235℃± 5℃molten solder bath for
2±0.5 second.
JIS C 5202 7.4 / IEC 115-1 4.19
Resistance change after continuous 5cycle for duty cycle are specified
below :
Step
Temperature
Time
1
2
3
4
-55℃±3℃
Normal
+125℃±3℃
Normal
30min
2~3min
30min
2~3min
Short Time
Overload
(STOL)
Resistance to
Solder Heat
Solderability
±(2%+0.1Ω)
50mΩ
lower
±(1%+0.1Ω)
95% coverage min
50mΩ
lower
-
Temperature
Cycle
±(1%+0.1Ω)
50mΩ
lower
Load Life in
Humidity
±(3%+0.1Ω)
50mΩ
lower
JIS C 5202 7.9 / IEC 115-1 4.24.2
Resistance change after 1000+48/-0 hours, 1.5 hours
^ON_
0.5 hour
^OFF_
,
,
at RCWV in a humidity chamber controlled at 40℃±2℃ and 90%~95% relative
humidity
JIS C 5202 7.10 / IEC 115-1 4.25.1
Permanent resistance change after 1000+48/-0 hours, operating at RCWV with
duty cycle of 1.5 hours
^ON_
0.5 hour
^OFF_
at 70℃±2℃ ambient.
,
,
Load Life
±(3%+0.1Ω)
50mΩ
lower
61
… http://www.pilkor.co.kr
PILKOR ELECTRONICS CO., LTD.
Packaging & Reel Dimension
Ⅳ
Reel Dimension(mm)
A
WA06
WA04
2.0±0.2
1.2±0.2
B
3.6±0.2
2.2±0.2
F
4.0±0.1
2.0±0.05
T
1.0MAX
0.6MAX
Size
WA06
WA04
Tape
Material
paper
paper
Tape
Width
8mm
8mm
Pcs/Reel
5,000
10,000
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62
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