B78148S1472K000 EPCOS Inc, B78148S1472K000 Datasheet - Page 4

• Manufacturer Part Number: B78148S1472K000
• Description: INDUCTOR, AXIAL, 4.7UH
• Manufacturer: EPCOS Inc
• Series: BCr

Specifications of B78148S1472K000

• Inductance: 4.7µH
• Inductance Tolerance: ± 10%
• Dc Resistance Max: 0.34ohm
• Dc Current Rating: 820mA
• Resonant Frequency: 95MHz
• Q @ Vr F: 60
• Inductor Case Style: Radial Leaded
• No. Of Pins: 2
• Lead: RoHS Compliant
• Lead Spacing: 5mm
• Svhc: No SVHC (18-Jun-2010)
• Rohs Compliant: Yes
• Core Material: Ferrite

Technical data and measuring conditions
Rated inductance L
Q factor Q
Rated temperature T
Rated current I
Inductance decrease ∆L/L
DC resistance R
Resonance frequency f
Solderability (lead-free)
Resistance to soldering heat (260 ±5) °C, 10 s (to IEC 60068-2-20, test Tb)
Tensile strength of leads
Climatic category
Storage conditions
Weight
When bending the leads, take care that the start-of-winding areas at the face ends (protected by
glue and lacquer) are not subjected to any mechanical stress.
Please read Cautions and warnings and
Important notes at the end of this document.
RF chokes
BC series, 4 × 9.2 (mm)
Mounting information
min
R
max
R
R
res,min
0
Measured with LCR meter Agilent 4284A
or impedance analyzer Agilent 4294A
Measuring frequency:
Measuring current:
Measuring temperature: 20 °C
Measured with precision impedance analyzer Agilent 4294A, 20 °C
40 °C
Maximum permissible DC current at rated temperature
≤ 10% (referred to initial value) at I
Measured at 20 °C
Measured with Agilent 4294A or 8753ES, 20 °C
Wetting of soldering area ≥ 90%
(to IEC 60068-2-20, test Ta)
≥ 20 N (to IEC 60068-2-21, test Ua)
Packaged: –25 °C … +40 °C, ≤ 75% RH
Approx. 0.38 g
Sn95.5Ag3.8Cu0.7: (245 ±5) °C, (3 ±0.3) s
55/125/56 (to IEC 60068-1)
Mounted: –55 °C … +125 °C
4
03/08
L
10 µH < L
≤ 1 mA
R
≤ 10 µH
R
R
, 20 °C
≤ 4700 µH = 100 kHz
B78108S, B78148S
=
1 MHz