B82111EC20 EPCOS Inc, B82111EC20 Datasheet - Page 4

• Manufacturer Part Number: B82111EC20
• Description: CHOKE 7UH 6A
• Manufacturer: EPCOS Inc
• Series: B82111Er
• Type: Ferrite Corer

Specifications of B82111EC20

• Inductance: 7µH
• Tolerance: ±20%
• Current: 6A
• Dc Resistance (dcr): 20 mOhm
• Self Resonant Freq: 180MHz
• Package / Case: Axial
• Mounting Type: Through Hole
• Material - Core: Ferrite
• Applications: General Purpose
• Core Material: Ferrite
• Dimensions: 7.5 mm Dia. x 26 mm L
• Maximum Dc Current: 6 Amps
• Maximum Dc Resistance: 0.02 Ohms
• Self Resonant Frequency: 180 MHz
• Operating Temperature Range: - 55 C to + 125 C
• Termination Style: Axial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Shielding: -
• Q @ Freq: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: Q4930720K; T1155492

Technical data and measuring conditions
Test voltage V
Rated inductance L
Inductance tolerance
Rated temperature T
Rated current I
DC resistance R
Resonance frequency f
Solderability (lead-free)
Resistance to soldering heat
(wave soldering)
Tensile strength of leads
Climatic category
Storage conditions
When bending the leads, take care that the bending point is at least 3 mm apart from the face ends
of the core and that the start-of-winding areas are not subjected to any mechanical stress.
Please read Cautions and warnings and
Important notes at the end of this document.
VHF chokes
Mounting information
test
R
typ
R
R
res
2500 V AC, 1 min
Measured with LCR meter Agilent 4284A
or impedance analyzer Agilent 4294A
Measuring frequency:
Measuring voltage:
Measuring temperature: 20 °C
60 °C
Maximum permissible DC current at rated temperature
Measured at 20 C, tolerance 20%, typical values
Measured with Agilent 4294A or 8753ES, 20 °C,
tolerance 30%
Sn95.5Ag3.8Cu0.7: (245 5) °C, (3 0.3) s
Wetting of soldering area
(to IEC 60068-2-20, tst Ta)
(260 5) °C, 10 s
(to IEC 60068-2-20, test Tb)
55/125/56 (to IEC 60068-1)
Mounted:
Packaged: –25 °C … +40 °C,
20%
30 N (to IEC 60068-2-21, test Ua)
–55 °C … +125 °C
4
03/08
L
10 H < L
L
1 V
R
R
90%
10 H
1000 H
75% RH
R
1000 H = 100 kHz
=
= 10 kHz
B82111E
1 MHz