LTR/LTRL series

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© 2022 ROHM Co., Ltd. All rights reserved.

2022.12 - Rev.017

4/5

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Characteristics

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

LTR10L

Ambient temperature : 70°C

Terminal temperature : 125°C

Rated pow er 1.5h ON, 0.5h OFF

Test time：1,000h

LTR18

Ambient temperature : 70°C

Terminal temperature : 95°C

Rated pow er 1.5h ON, 0.5h OFF

Test time : 1,000h

LTR50

　Ambient temperature : 70°C

　Rated pow er 1.5h ON-0.5h OFF

　Test time : 1,000h

LTR100L

Ambient temperature : 70°C

Terminal temperature : 110°C

Rated pow er 1.5h ON, 0.5h OFF

Test time : 1,000h

LTR100

　Ambient temperature : 70°C

　Rated pow er 1.5h ON-0.5h OFF

　Test time : 1,000h

Part No.

Test condition

20°C

Measuring method : Measuring under termination

by 4 probes.

■LTR10L/18/50 ： +25°C/-55°C/+155°C

■LTR100L ： +25°C/-65°C/+155°C

■LTR100 ： +25°C/-55°C/+125°C

■LTR10L/18/50/100 ： ±2.0%

■ LTR10L/100 ：

■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

Solderability

　　A new uniform coating of minimum of

Rosin-ethanol solution(25% mass)

　　95% of the surface being immersed

Soldering condition：245±5°C

　　and no soldering damage.

Duration of immersion：2.0±0.5s

±1.0%

Soldering condition：260±5°C

No remarkable abnormalityon the appearance.

Duration of immersion：10±1s

Rapid change of temperature

±1.0%

Test temp：-55°C～+125°C

1,000cycles

85°C，85%(Relative humidity)

Test time：1,000h

Endurance at 70°C

■LTR10L/18/100L ： ±1.0%

Test condition : see table 1

■LTR50/100 ： ±3.0%

■LTR10L/18/100L ： ±1.0%

155°C

■LTR50/100 ： ±3.0%

Test time： 1,000h

23±5°C, Immersion cleaning, 5±0.5min

Solvent: 2-propanol

Endurance w ith 90mm w idth

Deflection：3mm

Bend strength of

the end face plating

±1.0%

Without mechanical damage such as breaks.

Resistance

See P.1

Endurance

Guaranteed value

Overload

Resistance to

soldering heat

Test items

Variation of resistance

w ith temperature

See P.1

Damp heat, steadystate

±3.0%

Resistance to solvent

±1.0%

Test conditions

Under terminations

probe