R F C o m p o n e n t s June 2015 Multilayer Band Pass Filter For 4900–5950MHz DEA205425BT-2028A4 2.0x1.25mm [EIA 0805]* * Dimensions Code JIS[EIA] RF Components Multilayer Band Pass Filter Conformity to RoHS Directive For 4900–5950MHz DEA205425BT-2028A4 SHAPES AND DIMENSIONS [Top view] (1) 1.25±0.15 0.95±0.10 2.00±0.15 (4) (3) (2) Marking [Bottom view] 0.30±0.15 0.25±0.10 1.00±0.15 0.25±0.10 Terminal functions 1 IN 2 GND 3 OUT 4 GND 0.70±0.15 Dimensions in mm RECOMMENDED LAND PATTERN EVALUATION BOARD 1.50 0.60 Dimensions in mm 0.45 0.40 1.10 0.70 1.10 2.80 Solder resist 1.50 Land 0.60 0.67 0.70 0.50 0.14 0.45 0.98 0.50 0.95 Line width should be designed to match 50Ω characteristic impedance, depending on PCB material and thickness. Dimensions in mm RoHS Directive Compliant Product: See the following for more details related to RoHS Directive compliant products. http://product.tdk.com/en/environment/rohs/ • All specifications are subject to change without notice. • Before using these products, be sure to request the delivery specifications. 20150601 / rf_bpf_dea205425bt-2028a4_en.fm RF Components DEA205425BT-2028A4 ELECTRICAL CHARACTERISTICS Item Insertion Loss (dB) Return Loss (dB) Attenuation (dB) Frequency Range (MHz) Min. Typ. Max. 4900 to 5950 4900 to 5950 4900 to 5950 1280 to 3300 3300 to 4000 4375 to 4465 7300 to 8930 9800 to 11900 — — 9 40 25 7 14 25 1.6 1.9 11 50 33 12 18 38 50 (Nominal) 2.0 2.3 (–40 to +85°C) — — — — — — Characteristic Impedance (:) ・Ta: +25±5°C TEMPERATURE RANGE Operating temperature （°C） –40 to +85 Storage temperature （°C） –40 to +85 • All specifications are subject to change without notice. • Before using these products, be sure to request the delivery specifications. 20150601 / rf_bpf_dea205425bt-2028a4_en.fm RF Components DEA205425BT-2028A4 FREQUENCY CHARACTERISTICS INSERTION LOSS ATTENUATION 0 0.0 0.5 10 1.0 Attenuation(dB) Insertion Loss(dB) 20 1.5 2.0 2.5 30 40 3.0 50 3.5 4.0 4500 4750 5000 5250 5500 5750 Frequency (MHz) 6000 6250 6500 60 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 Frequency (MHz) RETURN LOSS 0 10 Return Loss(dB) 20 30 40 50 60 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 Frequency (MHz) • All specifications are subject to change without notice. • Before using these products, be sure to request the delivery specifications. 20150601 / rf_bpf_dea205425bt-2028a4_en.fm RF Components DEA205425BT-2028A4 RECOMMENDED REFLOW PROFILE Soaking Working Soldering Peak T: Temperature T4 T5 T3 T2 T4 T3 t3 T1 t1 t2 t: Time Soaking Temp. T1 150°C T2 180°C Time t1 60 to 120s Working Temp. T3 230°C Time t2 more than 30s Soldering Peak Temp. T4 247 to 253°C Time t3 within 10s Temp. T5 260°C max. • All specifications are subject to change without notice. • Before using these products, be sure to request the delivery specifications. 20150601 / rf_bpf_dea205425bt-2028a4_en.fm RF Components REMINDERS FOR USING THESE PRODUCTS Before using these products, be sure to request the delivery specifications. SAFETY REMINDERS Please pay sufficient attention to the warnings for safe designing when using these products. REMINDERS The products listed on this catalog are intended for use in general electronic equipment (AV equipment, telecommunications equipment, home appliances, amusement equipment, computer equipment, personal equipment, office equipment, measurement equipment, industrial robots) under a normal operation and use condition. The products are not designed or warranted to meet the requirements of the applications listed below, whose performance and/or quality require a more stringent level of safety or reliability, or whose failure, malfunction or trouble could cause serious damage to society, person or property. Please understand that we are not responsible for any damage or liability caused by use of the products in any of the applications below or for any other use exceeding the range or conditions set forth in this catalog. (1) Aerospace/Aviation equipment (2) Transportation equipment (cars, electric trains, ships, etc.) (3) Medical equipment (4) Power-generation control equipment (5) Atomic energy-related equipment (6) Seabed equipment (7) Transportation control equipment (8) Public information-processing equipment (9) Military equipment (10) Electric heating apparatus, burning equipment (11) Disaster prevention/crime prevention equipment (12) Safety equipment (13) Other applications that are not considered general-purpose applications When using this product in general-purpose applications, you are kindly requested to take into consideration securing protection circuit/ equipment or providing backup circuits, etc., to ensure higher safety. • All specifications are subject to change without notice. • Before using these products, be sure to request the delivery specifications. 20150601 / rf_bpf_dea205425bt-2028a4_en.fm