18.Damp heat life test
Specified Value
LB, LBC, LBR, LBMF Series
CB, CBC, CBL, CBMF Series
LBM Series
Inductance change : Within±10％
No significant abnormality in appearance.
Temperature
Test Methods and Humidity
: 60±2℃
: 90～95％RH
: 1000 hrs
Remarks
Duration
Recovery
: At least 2 hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
19.Loading under damp heat life test
LB, LBC, LBR, LBMF Series
CB, CBC, CBL, CBMF Series
LBM Series
Test Methods and Temperature
Inductance change : Within±10％
No significant abnormality in appearance.
Specified Value
: 60±2℃
Remarks
Humidity
: 90～95％RH
: 1000 hrs
Duration
Applied current
Recovery
: Rated current
: At least 2 hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
20.High temperature life test
LB, LBC, LBR, LBMF Series
CB, CBC, CBL, CBMF Series
－
Specified Value
Inductance change : Within±10％
LBM Series
No significant abnormality in appearance.
Temperature
Duration
: 85±2℃
: 1000 hrs
Test Methods and
Remarks
Recovery
: At least 2 hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
21.Loading at high temperature life test
Specified Value
Inductance change : Within±10％
LB, LBC, LBR, LBMF Series
（LBC3225 Series : Within±20％）
No significant abnormality in appearance.
CB, CBC, CBL, CBMF Series
－
LBM Series
Temperature
: 85±2℃
Test Methods and Duration
: 1000 hrs
Remarks
Applied current
Recovery
: Rated current
: At least 2 hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
22.Low temperature life test
LB, LBC, LBR, LBMF Series
CB, CBC, CBL, CBMF Series
Inductance change : Within±10％
Specified Value
No significant abnormality in appearance.
LBM Series
Temperature
Duration
: －40±2℃
: 1000 hrs
Test Methods and
Remarks
Recovery
: At least 2 hrs of recovery under the standard condition after the test, followed by the measurement within 48 hrs.
23.Standard condition
LB, LBC, LBR, LBMF Series
CB, CBC, CBL, CBMF Series
Standard test conditions
Unless specified, Ambient temperature is 20±15℃ and the Relative
humidity is 65±20％. If there is any doubt about the test results, further
measurement shall be had within the following limits:
Ambient Temperature: 20±2℃
Specified Value
LBM Series
Relative humidity: 65±5％
Inductance value is based on our standard measurement systems.
▶ This catalog contains the typical specification only due to the limitation of space. When you consider the purchase of our products, please check our specification.
For details of each product (characteristics graph, reliability information, precautions for use, and so on), see our Web site (http://www.ty-top.com/) .
i_wound_CB_LB_reli_e-E02R01
TAIYO YUDEN [ TAIYO YUDEN (U.S.A.), INC ]
