Broad Band Voltage Variable Attenuator 50Ω RVA-3000+ 20 to 3000 MHz Maximum Ratings Features Operating Temperature Storage Temperature Absolute Max. Supply Voltage(V+) Absolute Max. Control Voltage(Vctrl) Absolute Max. RF Input Level -55°C to 85°C -55°C to 85°C 12V 20V +26 dBm Pin Connections RF IN RF OUT V CONTROL V+ GROUND 2 10 6 14 1,3,4,5,7,8,9,11,12,13,15,16 Outline Drawing • • • • • • • • Broadband, 20-3000 MHz, could be used up to 4000MHz IP3, +55 dBm typ. Good VSWR at IN/OUT ports over attenuation range Fast Rise/Fall Time, 5μSec/4μSec Typ. Minimal phase deviation over attenuation range No external bias and RF matching network required Shielded case Aqueous washable CASE STYLE: DV874 PRICE: $ 11.95 ea. QTY (10-49) + RoHS compliant in accordance with EU Directive (2002/95/EC) Applications The +Suffix has been added in order to identify RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. • Power level control • Feed forward amplifiers TOP SIDE Electrical Specifications (TAMB= 25OC) SIDE VIEW FREQ. (MHz) Min. PCB Land Pattern BOTTOM SIDE MIN. INSERTION MAX. ATTENUATION INPUT CONTROL IP3 RETURN POWER SUPPLY LOSS, dB (+17V) dB (0V) POWER Voltage Current (dBm) LOSS Voltage Current (dBm) (V) (mA) (dB) (V) (mA) Max. Typ. Max. Typ. Min. Max. 20 - 500 500 -1500 1500 -3000 2.8 3.0 3.6 3.5 4.0 5.0 56 40 29 39 28 22 +26 +26 +26 0 - 17 0 - 17 0 - 17 Max. Typ. Typ. 30 30 30 48 56 57 23 26 21 Max. +5 +5 +5 10 10 10 Notes: Rise/Fall time: 5μSec/4μSec Typ. Switching Time, turn on/off: 6μSec. Typ. Equivalent Schematic METALLIZATION SOLDER RESIST V+ Suggested Layout, Tolerance to be within ±.002 Outline Dimensions ( inch mm ) RF RF MATCHING A B C D E F G H J .500 .500 .195 .100 .080 .115 .060 .040 .540 12.70 12.70 4.95 2.54 2.03 2.92 1.52 1.02 13.72 MATCHING IN OUT V CONTROL K L M N P Q R S wt. .060 .100 .135 .135 .115 .140 .070 .150 grams 1.52 2.54 3.43 3.43 2.92 3.56 1.78 3.81 1.0 RVA-3000+ TYPICAL ATTENUATION AT 500 MHz Demo Board MCL P/N: TB-163 Suggested PCB Layout (PL-040) 50 ATTENUATION (dB) 45 40 35 30 25 20 15 10 NOTES: 1. TRACE WIDTH IS SHOWN FOR FR4 WITH DIELECTRIC THICKNESS 0.025” ± 0.0025”; COPPER: 1/2 OZ. EACH SIDE. FOR OTHER MATERIALS TRACE WIDTH MAY NEED TO BE MODIFIED 2. BOTTOM SIDE OF THE PCB IS CONTINUOUS GROUND PLANE. 5 0 0 3 6 9 12 15 18 CONTROL VOLTAGE (V) DENOTES PCB COPPER LAYOUT WITH SMOBC (SOLDER MASK OVER BARE COPPER) DENOTES COPPER LAND PATTERN FREE OF SOLDER MASK '.)''#$/&-')# . ')+"$()')%&*(**!'(("& '&$"&*"&""),"+*-*"+ REV. OR M106828 EDR-7131/1F1 RVA-3000+ RAV 071202 Page 1 of 2 RVA-3000+ Performance Charts RVA-3000+ ATTENUATION Vs. FREQUENCY OVER CONTROL VOLTAGES RVA-3000+ ATTENUATION Vs. INPUT POWER OVER CONTROL VOLTAGES AT 500MHz 48 64 0V 2.5V 4V 8V 17V 48 42 ATTENUATION (dB) ATTENUATION (dB) 56 40 32 24 16 8 0V 2.5V 4V 8V 17V 36 30 24 18 12 6 0 0 0 500 1000 1500 2000 2500 3000 3500 0 4000 5 10 FREQUENCY (MHz) RVA-3000+ INPUT RETURN LOSS Vs. FREQUENCY OVER CONTROL VOLTAGES 25 30 56 0V 2.5V 4V 8V 17V 38 0V 2.5V 4V 8V 17V 50 RETURN LOSS (dB) 43 RETURN LOSS (dB) 20 RVA-3000+ OUTPUT RETURN LOSS Vs. FREQUENCY OVER CONTROL VOLTAGES 48 33 28 23 18 13 44 38 32 26 20 14 8 8 0 500 1000 1500 2000 2500 3000 3500 4000 0 500 1000 FREQUENCY (MHz) 61 600 57 53 49 45 0V 2.5V 4V 8V 17V 41 37 33 1000 1500 2000 2500 3000 3500 4000 PHASE SHIFT (DEG.) 700 500 2000 2500 3000 3500 4000 RVA-3000+ PHASE SHIFT Vs. FREQUENCY OVER CONTROL VOLTAGES 65 0 1500 FREQUENCY (MHz) RVA-3000+ IP3 Vs. FREQUENCY OVER CONTROL VOLTAGES IP3 (dBm) 15 INPUT POWER (dBm) 500 400 300 200 0V 2.5V 4V 8V 17V 100 0 0 500 1000 FREQUENCY (MHz) 1500 2000 2500 3000 3500 4000 FREQUENCY (MHz) '.)''#$/&-')# . ')+"$()')%&*(**!'(("& '&$"&*"&""),"+*-*"+ Page 2 of 2