◆
Reliability specification
◆
10000 hour reliability test data
◆
Derating Curve
◆
Maximum pulse power limit
○
Biased life test
○
High temperature high humidity (biased)
○
Temperature shock
○
High temperature exposure
Test Items Condition (test methods) ≦47Ω ≧47Ω ≦47Ω ≧47Ω ≦47Ω ≧47Ω Low
Low Regular High Typical
Short time overload
Life (biased)
High temperature
high humidity
Temperature shock
High temperature
exposure
Resistance to
soldering heat
2.5 x rated voltage, 5 seconds
70℃, rated voltage, 90min on 30min off, 1000hours
85℃, 85%RH, 1/10 of rated power,
90min on 30min off, 1000hours
-55℃ (30min) ∼ 125℃ (30min) 1000cycles
155℃, no bias, 1000hours
260±5℃, 10 seconds (reflow)
±0.10%
±0.25%
±0.25%
±0.25%
±0.25%
±0.1％
±0.05%
±0.10%
±0.10%
±0.10%
±0.10%
±0.1％
±0.10%
±0.50%
±0.50%
±0.25%
±0.25%
±0.1％
±0.05%
±0.25%
±0.25%
±0.10%
±0.10%
±0.1％
ー
ー
ー
ー
ー
ー
±0.10%
±0.50%
±0.50%
±0.10%
±0.10%
±0.1％
±(0.01%)
±(0.01%)
±(0.05%)
±(0.01%)
±(0.01%)
±(0.01%)
10
−0.50
−0.40
−0.30
−0.20
−0.10
0.00
0.10
0.20
0.30
0.40
0.50
100 1000 3000 10000
Test duration(h)
High temoperature life test (85℃)
Resistance drift（%）
1kΩ
10kΩ
56kΩ
100kΩ
330kΩ
1kΩ
10kΩ
56kΩ
100kΩ
330kΩ
10
−0.50
−0.40
−0.30
−0.20
−0.10
0.00
0.10
0.20
0.30
0.40
0.50
100 1000 3000 10000
Test duration(h)
High temperature high humidity bias (THB 85℃ 85％）
Resistance drift（%）
100kΩ
56kΩ
10
−0.50
−0.40
−0.30
−0.20
−0.10
0.00
0.10
0.20
0.30
0.40
0.50
100 1000 10000
Number of cycles
Temperature shock
Resistance drift（%）
1kΩ
10kΩ
56kΩ
100kΩ
330kΩ
10
−0.50
−0.40
−0.30
−0.20
−0.10
0.00
0.10
0.20
0.30
0.40
0.50
100 1000 3000 10000
High temperature exposure(155℃)
Resistance drift（%）
Test duration(h)
Ratio to rated power (％)
Ambient temperature (℃)
100
50
0
−55 0
07 58
155
High power application
Regular power application
High precision
Voltage pulse is applied to the test samples mounted
on the test board.
After each pulse, resistance drift is measured. Pulse
voltage is increased until the drift exceeds +/-0.5%.
The power at that voltage is defined as the
maximum pulse power.
Test procedure
100
10
1
0.1
0.0001 0.001 0.01 0.1 1 10
Maximum pulse
power limit（W）
Pulse duration (seconds)
1005 type
1608 type
2012 type
3216 type
*
1
*
1
*1 Rated voltage is given by E=
R x P
E= rated voltage (V), R=nominal resistance value(Ω), P=rated power(W)
If rated voltage exceeds maximum voltage /element, maximum voltage/element is the rated voltage.
RG1608series
Temperature85℃
Rated voltage 90 min. on/30min. off
Rated power=0.1W
n=100
Sample :
Test
conditions:
RG1608series
-55℃（30min）→room temp（. 3min）→
＋125℃（30min）→room temp（. 3min）
n=50
Sample :
Test
conditions:
RG1608series
Temperature85℃ Humidity85％RH
1/10 rated power 90min.on/30min. off
Rated power=0.1W
n=100
Sample :
Test
conditions:
RG1608series
Temperature155℃
n=100
Sample :
Test
conditions:
16
RG series
Thin film surface mount resistors
