Approval sheet
CATALOGUE NUMBERS
The resistors have a catalogue number starting with .
L
J
WW08
U
R005
F
T
Size code
Type code
Resistance code
Tolerance
J : 5%
Packaging
code
Termination code
J = Automotive
grade
WW08 : 0805
U : 0805 - 1W
S : 0805 - 0.5W
R is first digit followed by 3
significant digits.
L
= Sn base
T : 7” reeled
in tape
(lead free)
AEC Q200
compliant
F : 1%
0.0015(1.5mΩ) = R1L5
Metal strip Low
EMF
P: for Jumper
0.005 (5mΩ)
0.020 (20mΩ)
Jumper(0Ω)
=
=
R005
R020
= 000_
(“_” means a blank)
WW08S/WW08U: 5,000 pcs per Emboss Tape & Reel.
TEST AND REQUIREMENTS
*Normal test items for general product.
Test Method
(AEC-Q200. IEC 60115)
Test Item
Specification
J:±5%
*DC Resistance
AEC-Q200 TABLE 7.1
IEC 60115-1 / JIS C 5201-1 , Clause 4.5 Measure
F:±1%
the resistance Value.
0 mΩ :≦0.2 mΩ
Others : △R≦ ±1%
and no visual damage
High Temperature
Exposure
(Storage)
AEC-Q200 TABLE 7.3
1000 hrs. @ T=155℃. Unpowered.
Measurement at 24 ±2 hours after test conclusion.
0 mΩ :≦0.2 mΩ
Others: ΔR≦ ±1%
no mechanical damage
*Temperature
Cycling
AEC-Q200 TABLE 7.4
1000 Cycles (-55°C to +125°C). Measurement at
24±2 hours after test conclusion.
IEC 6115-1 Clause 4.19 for General Type
Repeat 5 cycles as follows
-55℃(30min.)→25℃(2~3min.)
→155(30min.)→25℃(2~3min.)
0 mΩ :≦0.2 mΩ
Moisture
AEC-Q200 TABLE 7.6
Test 65℃/80~100%RH/10Cycles.
Measurement at 24±2 hours after test conclusion.
(t=24hrs/cycle).
Resistance
Others: △R≦ ±1%
and no visual damage
0 mΩ :≦0.2 mΩ
Others: △R≦ ±1%
and no visual damage
Biased Humidity
Operational Life
AEC-Q200 TABLE 7.7
1000 hours 85℃/85%RH.
10% of operating power.
Measurement at 24 ±2 hours after test conclusion.
0 mΩ :≦0.2 mΩ
AEC-Q200 TABLE 7.8
Test 1000hr @ TA=125℃ at specified rated power.
Measurement at 24±2 hours after test conclusion.
1.5~6mΩ: △R≦ ±1%
7~20 mΩ: △R≦ ±2%
and no visual damage
Page 6 of 9
ASC_WW08S_J-WW08U_J_AUTO_V03
Mar - 2024