Spec No. JELF243A-0032R-01 P.3/10
MURATA MFG.CO., LTD
Reference Only
4. Testing Conditions
《Unless otherwise specified》 《In case of doubt》
Temperature : Ordinary Temperature / 15°C to 35°C Temperature : 20 ± 2°C
Humidity : Ordinary Humidity / 25%(RH) to 85%(RH) Humidity : 60%(RH) to 70%(RH)
Atmospheric Pressure : 86kPa to 106 kPa
5.
Appearance and Dimensions
■Unit Mass (Typical value)
0.029g
6. Electrical Performance
No. Item Specification Test Method
6.1 Inductance
Inductance shall meet item 3. Measuring Equipment :
KEYSIGHT 4192A or equivalent
Measuring Frequency : 1MHz
Measuring Fixture :
6.2 Q Q shall meet item 3. Measuring Equipment :
KEYSIGHT 4192A or equivalent
Measuring Frequency :
25.2MHz / 0.15μH ~ 0.82μH
10MHz / 1.0μH ~ 2.7μH
8MHz / 3.3μH ~ 8.2μH
5MHz / 10μH ~ 18μH
2.5MHz / 22μH ~ 100μH
Measuring Fixture : See Fig.1.
6.3 DC Resistance DC Resistance shall meet item 3. Measuring Equipment : Digital multi meter
6.4 Self Resonant
Frequency
(S.R.F)
S.R.F shall meet item 3. Measuring Equipment :
KEYSIGHT E4991A or equivalent
6.5 Temperature
Characteristics
Temperature Coefficient Inductance /
0.15μH ~ 18μH :
150 PPM/ °C±150 PPM / °C
22μH ~ 100μH
:
650 PPM/ °C±450 PPM / °C
Temperature coefficient on the basis of step
3 shall meet specification after tested as
follows.It shall be subjected to the condition
of Table 1,and its inductance shall be
measured at each step after reaching the
thermal equilibrium and be calculated.
Table 1
Step1/+20°C ±2°C Step4/+85°C ±2°C
Step2/
-25°C ±2°C Step5/+20°C ±2°C
Step3/+20°C ±2°C
2.3±0.2
1.8±0.2
1.6±0.2
1.6±0.2
3.2±0.3
(in mm)
0.7
0.7
0.7
∗
No polarity.
min.
min.
min.
Measuring
Fixture
Fig.1
