Components
Reliability characteristics
Item
Short time Overload
Test Method
Appled voltage : 2.5 times. Test duration: 5 seconds. (When maximun
operationg voltage: 2 times or less)
Specification: d rift limit s for each power rating
≦47Ω ≧47Ω ≦47Ω ≧47Ω ≦47Ω ≧47Ω
±0.10% ±0.05% ±0.10% ±0.05% ー ±0.10% ±（0.01%）
Low Regular High (Typical)
Load Life
Moisture load life
Temperature Cycle
High temperature Exposure
Test temperature : 85 ℃ (When high voltage : 70 ℃ ). Applied voltage :
rated voltage. Repeat 1000 hours as follow : 90 mins on/30mins off.
Test condition: 85 ℃, 85% RH. Applied power : 1/10 rated power.
Repeat 1000 hours as follow : 90 mins on/30mins off.
Repeat 1000 cycle as follow :
?55 ℃ (30 min.)/Room Temp.(2 min.) / +125 ℃ (30min.)/Room Temp.(2min.)
+155 ℃ for 1000 hours with no load
±0.25% ±0.10% ±0.50% ±0.25%
±0.25% ±0.10% ±0.50% ±0.25%
±0.25% ±0.10% ±0.25% ±0.10%
±0.25% ±0.10% ±0.25% ±0.10%
ー
ー
ー
ー
±0.50% ±（0.01%）
±0.50% ±（0.05%）
±0.10% ±（0.01%）
±0.10% ±（0.01%）
10000 hour reliability test data
Life test
High temperature high humidity bias test
0.50
0.40
0.30
0.20
0.10
0.00
?0.10
High temperature life test（85℃）
S a m p l e ： RG1608series
Test conditions ： Temperature85℃
Rated voltage 90 min. on/30min. o?
Rated power=0.1W
n=100
0.50
0.40
0.30
0.20
0.10
0.00
?0.10
High temperature high humidity bias（THB 85℃ 85%）
S a m p l e ： RG1608series
Test conditions ： Temperature85℃ Humidity85％RH
1/10 rated power 90min.on/30min. o?
Rated power=0.1W
n=100
?0.20
?0.30
?0.40
?0.50
10
100
Test Duration（h）
1000
1kΩ
10kΩ
56kΩ
3000
100kΩ
330kΩ
10000
?0.20
?0.30
?0.40
?0.50
10
100
1000
Test Duration（h）
1kΩ
10kΩ
56kΩ
3000
100kΩ
330kΩ
10000
Temperature cycle test
High temperature exposure test
0.50
0.40
0.30
0.20
0.10
0.00
?0.10
Temperature cycle
S a m p l e ： RG1608series
Test conditions ： ?55℃（30min）→room temp.（3min）→
＋125℃（30min）→room temp.（3min）
n=50
0.50
0.40
0.30
0.20
0.10
0.00
?0.10
High temperature exposure（155℃）
S a m p l e ： RG1608series
Test conditions ： Temperature155℃
n=100
?0.20
?0.30
?0.40
?0.50
10
100
Number of cycles
1000
56kΩ
100kΩ
10000
?0.20
?0.30
?0.40
?0.50
10
100
1000
Test Duration（h）
1kΩ
10kΩ
56kΩ
3000
100kΩ
330kΩ
10000
Power derating characteristics
Maximum pulse power limit
100
50
High power application
Regular power application
High precision
100
10
Test procedure
Voltage pulse is applied to the test
samples mounted on the test board.
After each pulse, resistance drift is
0
?55
0
70 85
Ambient temperature ℃
Power derating curve
155
1
0.1
0.0001
1005type
1608type
2012type
3216type
0.001 0.01 0.1
Pulse duration (seconds)
1
10
measured. Pulse voltage is increased
until the drift exceeds +/-0.5%. The
power at that voltage is defined as the
maximum pulse power.
Part numbering system
RGH 1608 2C - N - 102 - B - T5
〈New name〉
RG 1608
N - 102 - B - T5
Packaging：T5（5000pcs） T10（10000pcs）
Resistance tolerance
Resistance value
（E-24：3digit, E-96:4digit, RG3216:all 4 digit）
，
Temperature coe?cient of resistance
Power（2B:1/8W， 2C:1/6W 2E:1/4W ）
Size
Series code
〈OLD P/N〉
8
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