B78108T1272K EPCOS Inc, B78108T1272K Datasheet - Page 7

• Manufacturer Part Number: B78108T1272K
• Description: HF-CHOKE MCC FE 2,7 UH 10%
• Manufacturer: EPCOS Inc
• Series: MCCr

Specifications of B78108T1272K

• Inductance: 2.7µH
• Current: 480mA
• Tolerance: ±10%
• Dc Resistance (dcr): 400 mOhm Max
• Q @ Freq: 40 @ 7.96MHz
• Self Resonant Freq: 110MHz
• Package / Case: Axial
• Mounting Type: Through Hole
• Frequency - Test: 7.96MHz
• Material - Core: Ferrite Cylinder
• Applications: High Frequency
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Shielding: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B78108T1272K000

Impedance |Z| versus frequency f
measured with impedance analyzer Agilent
4294A or S-parameter network analyzer
Agilent 8753ES, typical values at 20 °C
|Z|
Q factor versus frequency f
measured with impedance analyzer
Agilent 4294A, typical values at 20 °C
Q
RF chokes
MCC series, 3.3 × 7 (mm)
100
10
10
10
10
10
10
10
Ω
50
0
6
5
4
3
2
1
0
10
10
B781*8T
6
B781*8T
100 µH
0.1 µH
10 µH
10
1 µH
5
10
7
10
6
10
8
10
7
100 µH
IND0112-N
IND0114-H
0.1 µH
10 µH
1 µH
Hz
Hz
f
f
10
10
9
8
7
Inductance L versus DC load current I
measured with LCR meter Agilent 4284A,
typical values at 20 °C
Current derating I
versus ambient temperature T
(rated temperature T
I
I
L
op
R
03/08
10
10
µH
10
10
10
10
1.0
1.2
0.8
0.6
0.4
0.2
_
_
0
3
2
1
0
1
2
10
0
B781*8T
_
2
20
100 µH
10 µH
1 µH
0.1 µH
40
10
op
_
1
R
/I
60
R
= 40 °C)
B78108T, B78148T
80
10
100
0
A
IND0552-S-E
IND0113-B
˚
I
C
A
T
DC
A
DC
140
10
1