FERROXCUBE DATA SHEET SMD wideband chokes metallized EMI-suppression products Supersedes data of September 2004 2008 Sep 01 Ferroxcube SMD wideband chokes metallized EMI-suppression products SMD wideband choke metallized WBSM2.5-5/4.8/10 ITEM Grades, parameters and type numbers; see Fig. 1 SPECIFICATION GRADE Strip material copper (Cu), tin (Sn) plated 4B1 Metallization copper-tin (CuSn) Solderability “IEC 60068-2-58”, Part 2, Test Ta, method 1 Mass ≈0.9 g Taping method “IEC 60286-3” and “EIA 481-2” |Ztyp|(1) (Ω) at f (MHz) 485 25 850 100 350 300 TYPE NUMBER WBSM2.5-5/4.8/10-4B1 Note 1. Typical values, Zmin is −20%. ≤ 11 8.5 ± 0.25 ≥2 ≥2 ≥2 ≥ 2.5 5 ± 0.25 4.6 ± 0.2 MFP068 Dimensions in mm. Fig.1 WBSM2.5-5/4.8/10. 14.5 handbook, full pagewidth ;;;;; ;;;;; ;;;;; ;;;;; 6 2.5 6 MBG062 Dimensions of solder lands are based on a solder paste layer thickness of approximately 200 µm (≈0.7 mg solder paste per mm2). Fig.2 Solder lands for reflow soldering of WBSM2.5-5/4.8/10. 2008 Sep 01 1459 Ferroxcube SMD wideband chokes metallized EMI-suppression products Soldering profiles Temp in oC Soldering 20 - 40 sec Preheat 480 sec max 255 - 260 oC o 217 oC 6 C/s max o 3 C/s max o max 200 C 60 - 150 sec min 150 oC 60 - 180 sec Time in sec 25 oC MFP129 Fig.3 Reflow soldering. 300 10 s T MLA861 (°C) 250 235 °C to 260 °C 200 second wave 5 K/s first wave 2 K/s 200 K/s 150 100 °C to 130 °C forced cooling 100 2 K/s 50 0 0 50 100 150 Typical values (solid line). Process limits (dotted lines). Fig.4 Double wave soldering. 2008 Sep 01 1460 200 t (s) 250 Ferroxcube SMD wideband chokes metallized EMI-suppression products BLISTER TAPE AND REEL DIMENSIONS K0 handbook, full pagewidth P0 D0 T P2 E F cover tape W B0 MEA613 - 1 A0 D1 P1 direction of unreeling For dimensions see Table 1. Fig.5 Blister tape. Table 1 Physical dimensions of blister tape; see Fig. 5 DIMENSIONS (mm) SIZE WBSM2.5-5/4.8/10 A0 5.51 B0 11 K0 5.03 T 0.36 W 24 E 1.75 F 11.5 D0 1.5 D1 ≥1.5 P0 4.0 P1 8.0 P2 2.0 2008 Sep 01 1461 Ferroxcube SMD wideband chokes metallized EMI-suppression products W2 handbook, full pagewidth 20.5 12.75 0.15 N 0 A MSA284 W1 Dimensions in mm. For dimensions see Table 2. Fig.6 Reel. Table 2 Reel dimensions; see Fig.6 DIMENSIONS (mm) SIZE 24 2008 Sep 01 A N W1 W2 330 100 ±5 24.4 ≤28.4 1462 Ferroxcube SMD wideband chokes metallized EMI-suppression products DATA SHEET STATUS DEFINITIONS DATA SHEET STATUS PRODUCT STATUS DEFINITIONS Preliminary specification Development This data sheet contains preliminary data. Ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. Product specification Production This data sheet contains final specifications. Ferroxcube reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. DISCLAIMER Life support applications These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Ferroxcube customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Ferroxcube for any damages resulting from such application. PRODUCT STATUS DEFINITIONS STATUS INDICATION DEFINITION Prototype These are products that have been made as development samples for the purposes of technical evaluation only. The data for these types is provisional and is subject to change. Design-in These products are recommended for new designs. Preferred These products are recommended for use in current designs and are available via our sales channels. Support These products are not recommended for new designs and may not be available through all of our sales channels. Customers are advised to check for availability. 2008 Sep 01 1463