LTR/LTRL series
●Characteristics
Test items
Guaranteed value
See P.1
Test conditions
Resistance
20°C
Measuring method : Measuring under termination
by 4 probes.
Under terminations
probe
Variation of resistance
w ith temperature
See P.1
■LTR10L/18/50 : +25°C/-55°C/+155°C
■LTR100L : +25°C/-65°C/+155°C
■LTR100 : +25°C/-55°C/+125°C
■ LTR10L/100 :
Overload
■LTR10L/18/50/100 : ±2.0%
■LTR100L : ±1.0%
Rated voltage(current)×2.5,2s
■LTR18 :Rated voltage(current)×2.0,5s
■LTR50 : Rated pow er × 5.0,5s
■LTR100L : Rated pow er×4.0,5s
Rosin-ethanol solution(25% mass)
Soldering condition:245±5°C
Solderability
ꢀꢀA new uniformcoating of minimumof
ꢀꢀ95% of the surface being immersed
ꢀꢀand no soldering damage.
±1.0%
Duration of immersion:2.0±0.5s
Soldering condition:260±5°C
Duration of immersion:10±1s
Test temp:-55°C~+125°C
1,000cycles
Resistance to
soldering heat
No remarkable abnormalityon the appearance.
±1.0%
Rapid change of temperature
Damp heat, steadystate
Endurance at 70°C
±3.0%
85°C,85%(Relative humidity)
Test time:1,000h
■LTR10L/18/100L : ±1.0%
■LTR50/100 : ±3.0%
Test condition : see table 1
Endurance
■LTR10L/18/100L : ±1.0%
■LTR50/100 : ±3.0%
±1.0%
155°C
Test time: 1,000h
Resistance to solvent
23±5°C, Immersion cleaning, 5±0.5min
Solvent: 2-propanol
Endurance w ith 90mmw idth
Deflection:3mm
Bend strength of
the end face plating
±1.0%
Without mechanical damage such as breaks.
Compliance Standard(s) : IEC 60115-1 / IEC 60115-8
JIS C 5201-1 / JIS C 5201-8
Table 1. Test condition of endurance at 70°C
Part No.
Test condition
Ambient temperature : 70°C
Terminal temperature : 125°C
Rated pow er 1.5h ON, 0.5h OFF
Test time:1,000h
LTR10L
Ambient temperature : 70°C
Terminal temperature : 95°C
Rated pow er 1.5h ON, 0.5h OFF
Test time : 1,000h
LTR18
LTR50
ꢀAmbient temperature : 70°C
ꢀRated pow er 1.5h ON-0.5h OFF
ꢀTest time : 1,000h
Ambient temperature : 70°C
Terminal temperature : 110°C
Rated pow er 1.5h ON, 0.5h OFF
Test time : 1,000h
LTR100L
LTR100
ꢀAmbient temperature : 70°C
ꢀRated pow er 1.5h ON-0.5h OFF
ꢀTest time : 1,000h
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2022.12 - Rev.017