Spec. No. JENF243A-0005X-01 P.3/10
MURATA MFG.CO., LTD.
Reference
Only
(Note)As for Rated current marked with *1,
Rated Current is derated as right figure
depending on the operating temperature.
4. Style and Dimensions
■ Equivalent Circuit
■ Unit Mass (Typical value)
0.010g
0.014g ( for 21BD222SN1□/21BD272SN1□)
L W T E
2.0±0.2 1.25±0.2
0.85±0.2
0.5±0.2
for 21BD222SN1
□
21BD272SN1
□
1.25±0.2
for 21BD272SN1
□
0.3±0.2
(in mm)
5. Marking
No marking.
6.Standard Testing Conditions
Unless otherwise specified In case of doubt
Temperature : Ordinary Temp. (15 °C to 35 °C ) Temperature : 20°C±2 °C
Humidity : Ordinary Humidity (25%(RH) to 85%(RH))
Humidity : 60%(RH) to 70%(RH)
Atmospheric pressure : 86kPa to 106kPa
7. Specifications
7-1.Electrical Performance
No. Item Specification Test Method
7-1-1
Impedance Meet item 3.
Measuring Frequency : 100MHz±1MHz
Measuring Equipment : Agilent4291A or the equivalent
Test Fixture : Agilent16192A or the equivalent
7-1-2 DC Resistance Meet item 3.
Measuring Equipment : Digital multi meter
* Except resistance of the Substrate and Wire
7-2. Mechanical Performance
No. Item Specification Test Method
7-2-1 Appearance and
Dimensions
Meet item 4. Visual Inspection and measured with Slide Calipers.
7-2-2 Bonding
Strength
Meet Table 1.
Table 1
It shall be soldered on the substrate.
Applying Force(F) : 9.8N
Applying Time : 5s±1s
Applied direction:Parallel to substrate
:Electrode
L
W
E
T
Appearance No damage
Impedance
Change
(at 100MHz)
Within ±30%
DC
Resistance
Meet item 3.
R0.5
Ｆ
Substrate
Ｆ
Side view
Resistance element becomes
dominant at high frequencies.
()
Operating Temperature (°C)
x
1
85 125
0
Rated Current (A)
Describe the Rated current as x[A]
in case of more than 1A.
85℃
125℃
