ESR18 Datasheet, PDF (5/7 Pages) Rohm – Endured surge thick film chip resistor

Resistors
ESR18
500
400
300
200
100
0
−100
−200
−300
−400
−500
10
JIS C 5201-1 SEC 4.8
SAMPLE SIZE : n=10pcs
25°C / −55°C
25°C / 125°C
100 1k 10k 100k 1M
RESISTANCE (Ω)
Fig.8 Variation of resistance with
temperature (D class)
2.5
JIS C 5201-1 SEC 4.18
2.0
SAMPLE SIZE : n=10pcs
1.5
SOLDERING CONDITION : 260°C 10s
1.0
0.5
0.0
−0.5
−1.0
−1.5
−2.0
−2.5
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.11 Resistance to soldering heat
4.0
JIS C 5201-1 SEC 4.24
3.0
SAMPLE SIZE : n=10pcs
40°C 93%RH WITH NO LOAD 1,000h
2.0
1.0
0.0
−1.0
−2.0
−3.0
−4.0
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.13 Damp heat, steady state
5.0
JIS C 5201-1 SEC 4.13
4.0
SAMPLE SIZE : n=10pcs
3.0
RATED VOLTAGE×2.5
TIMES : 2s
2.0
MAXIMUM OVERLOAD VOLTAGE : 400V
1.0
0.0
−1.0
−2.0
−3.0
−4.0
−5.0
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.9 Overload
2.5
JIS C 5201-1 SEC 4.19
2.0
SAMPLE SIZE : n=10pcs
1.5
−55°C / 125°C 1000cyc
1.0
0.5
0.0
−0.5
−1.0
−1.5
−2.0
−2.5
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.12 Rapid change of temperature
4.0
JIS C 5201-1 SEC 4.25.3
3.0
SAMPLE SIZE : n=10pcs
155°C WITH NO LOAD 1,000h
2.0
1.0
0.0
−1.0
−2.0
−3.0
−4.0
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.15 Endurance
100
90
80
70
60
50
40
30
JIS C 5201-1 SEC 4.17
SAMPLE SIZE : n=10pcs
SOLDERING CONDITION : 235°C 2s
20
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.10 Solderability
4.0
JIS C 5201-1 SEC 4.24
3.0
SAMPLE SIZE : n=10pcs
40°C 93%RH WITH NO LOAD 1,000h
2.0
1.0
0.0
−1.0
−2.0
−3.0
−4.0
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.13 Damp heat, steady state
2.0
JIS C 5201-1 SEC 4.29
1.5
SAMPLE SIZE : n=10pcs
IPA, 5min.
1.0
0.5
0.0
−0.5
−1.0
−1.5
−2.0
10 100 1k 10k 100k 1M 10M
RESISTANCE (Ω)
Fig.16 Component solvent resistance
Rev.A 5/6