Spec No. JELF243B-0009Q-01 P.5/10
MURATA MFG.CO., LTD
Reference Only
No. Item Specification Test Method
7.2 Bending Test Chip coil shall not be damaged
after tested as test method.
Substrate: Glass-epoxy substrate
(100mm×40mm×0.8mm)
Speed of Applying Force: 1mm / s
Deflection: 2mm
Hold Duration: 30s
(in mm)
7.3 Vibration Appearance: No damage
Inductance Change: within ±10%
Oscillation Frequency:
10Hz to 55Hz to 10Hz for 1 min
Total Amplitude: 1.5mm
Testing Time: A period of 2 hours in each of
3 mutually perpendicular directions.
7.4 Solderability The wetting area of the electrode
shall be at least 90% covered with
new solder coating.
Flux: Ethanol solution of rosin 25(wt)%
(Immersed for 5s to 10s)
Solder: Sn-3.0Ag-0.5Cu
Pre-Heating: 150°C±10°C / 60s to 90s
Solder Temperature: 240°C±5°C
Immersion Time: 3s±1s
7.5 Resistance to
Soldering Heat
Appearance: No damage
Inductance Change: within ±10%
Flux: Ethanol solution of rosin 25(wt)%
(Immersed for 5s to 10s)
Solder: Sn-3.0Ag-0.5Cu
Pre-Heating: 150°C±10°C / 1 min to 2 min
Solder Temperature: 270°C±5°C
Immersion Time: 10s±1s
Then measured after exposure in the room
condition for 24h±2h.
8. Environmental Performance
It shall be soldered on the substrate.
No. Item Specification Test Method
8.1 Humidity Appearance: No damage
Inductance Change: within ±10%
Temperature: 40°C±2°C
Humidity: 90%(RH) to 95%(RH)
Time: 1000h (+48h,-0h)
Then measured after exposure in the room
condition for 24h±2h.
8.2 Heat Life Temperature: 125°C±2°C
Current: Rated Current (See the 3.)
Time: 1000h (+48h,-0h)
Then measured after exposure in the room
condition for 24h±2h.
8.3 Humidity Load Temperature: 40°C±2°C
Humidity: 90%(RH) to 95%(RH)
Current: Rated Current (See the 3.)
Time: 1000h (+48h,-0h)
Then measured after exposure in the room
condition for 24h±2h.
8.4 Temperature
Cycle
1 cycle:
1 step: -55°C (+0°C,-3°C) / 30 min±3 min
2 step: Ordinary temp. / 2 min to 3 min
3 step: +125°C (+3°C,-0°C) / 30 min±3 min
4 step: Ordinary temp. / 2 min to 3 min
Total of 10 cycles
Then measured after exposure in the room
condition for 24h±2h.
45
R340
F
Deflection
45
Product
Pressure jig
