Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
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SMB-302540/302585 SERIES
SURFACE MOUNT BEADS
Applications :
．Filtering of power input pins of oscillators or logic
Logic devices using high speed clocks.
．Preventing oscillations in high frequency amplifiers.
Shape and Dimensions (Dimensions are in mm) :
Item A ± 0.2 B ± 0.2 C ± 0.2 E
302540 4.0 3.0 2.55 1.3
302585 8.5 3.0 2.55 2.0
Item H I J
302540 2.5 1.5 2.0
302585 2.5 2.5 5.0
Features :
Product Identification :
．Cost effective EMI filtering for today’s densely SMB 302540 – H5B
packed single and double sided surface PCB (1) (2) (3)
designs. (1) Type : Surface Mount Beads.
(2) Dimension.
(3) Material : for H5B.
Characteristics : Test equipments :
．Impedance range : 20 to 100Ω @100MHz. ．Impedance: Agilent E4991A RF Impedance analyer
．Frequency range : 1MHz to 300MHz. With Agilent 16197A test fixture.
．Current rating : 5.0 Amps max. ．Electrical specifications at 25℃.
．Operating Temperature : -20℃ to 105℃.
Lasting. Leaning. Leading 3L Electronic Corp. Web : http://www.3lcoil.com
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l SMB-302540/302585
Part No. Impedance Impedance DCR
(Ω) @25MHz (Ω) @100MHz (mΩ)
Min. Min. Max.
SMB-302540-H5B 25 38 0.6
SMB-302585-H5B 50 76 0.9
Typical performance curves :
* Due to the limited space, the catalogue shows the typical specifications only. For more specific details ( characteristics graph, reliability, and others),
kindly invite you to access 3L official website www.3lcoil.com for better known.
