Surface Mount Voltage Variable Attenuator 50 VACC-22+ 1600 to 2200 MHz Maximum Ratings Features Operating Temperature -45C to 85C Storage Temperature -55C to 100C Absolute Max. Control Current 10mA Absolute Max. RF Input Level 15dBm Pin Connections RF IN 2 V CONTROL 1 8 V CONTROL 2 4 RF OUT * frequency range, 1600-2200 MHz * IP3, 42 dBm typ. * minimum current at min. attenuation * low insertion loss * aqueous washable * protected by US Patent 7,030,713 CASE STYLE: GF995 PRICE: $3.95 ea. QTY. (25) + RoHS compliant in accordance with EU Directive (2002/95/EC) The +Suffix has been added in order to identify RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications. Applications * variable gain amplifier * feed forward amps * ALC circuits 6 GROUND Electrical Specifications 1,3,5,7 Equivalent schematic of DUT FREQ. (MHz) INSERTION LOSS (dB) 4 8 IP3* (dBm) RETURN LOSS (dB) at 0V control voltage 6 2 ATTENUATION (dB) Min. Max. Typ. Max. 1600 2220 1.2 1.5 Input Output Typ. Min. Typ. Min. Typ. Typ. 25 23 42 38 20 20 CONTROL VOLTAGE** (V) 0-5 * Input IP3 tested with two tones separated by 1 MHz at 7 dBm each and 0V control voltage. ** Using recommended control port biasing. ATTENUATION (dB) VACC-22+ ATTENUATION Vs. FREQUENCY Vs. CONTROL VOLTAGE Outline Drawing 45 40 35 30 25 20 15 10 5 0 1.6 1.7 1.8 1.9 2 FREQUENCY (GHz) 0V 0.9V PCB Land Pattern 0.5V 1.0V 0.6V 1.1V 2.1 0.7V 1.2V 2.2 0.8V 1.3V Suggested Layout, Tolerance to be within .002 Outline Dimensions ( inch mm ) A .150 3.81 B .150 3.81 C .050 1.27 D .008 0.20 E .036 0.91 F .018 0.46 G .062 1.57 H .028 0.71 J .022 0.56 K .017 0.43 L .014 0.36 M .036 0.91 N .018 0.46 P .062 1.57 Q .028 0.71 R .037 0.94 S .017 0.43 T wt .014 grams 0.36 0.06 ATTENUATION (dB) VACC-22+ TYPICAL ATTENUATION AT 1900 MHz 45 40 35 30 25 20 15 10 5 0 0 1 2 3 CONTROL VOLTAGE (V) 4 (R) Mini-Circuits 5 EW ALL N minicircuits.com ISO 9001 ISO 14001 CERTIFIED P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com RF/IF MICROWAVE COMPONENTS REV. B M108294 VACC-22+ EDB-030703 BCELL/RS/CP 080206 Page 1 of 3 VACC-22+ Demo Board MCL P/N: TB-250 Suggested PCB Layout (PL-148) Recommended control port biasing configuration R1 C3 C1 8 2 RF IN 6 RF OUT DUT DC BLOCK DC BLOCK 4 R2 C4 V CONTROL C2 R1, R2: 2K OHM CHIP RESISTOR (0402, AS CLOSE AS POSSIBLE TO THE DEVICE) C1, C2: 0.01 UF CHIP CAPACITOR ( 0603) C3, C4: 6.8 PF CHIP CAPACITOR ( 0603) VACC-22+ OUTPUT RETURN LOSS vs. FREQUENCY vs. CONTROL VOLTAGE VACC-22+ INPUT RETURN LOSS Vs. FREQUENCY Vs. CONTROL VOLTAGE RETURN LOSS (dB) RETURN LOSS (dB) 35 30 25 20 15 1.6 1.7 0V 1.3V 0.5V 1.4V 1.8 1.9 2 FREQUENCY (GHz) 0.6V 1.5V 0.7V 0.8V 0.9V 2.1 1.0V 1.1V 2.2 35 33 31 29 27 25 23 21 19 1.6 1.2V 1.7 0V 1.2V 0.5V 1.3V 1.8 1.9 2 FREQUENCY (GHz) 0.6V 1.4V 0.7V 1.5V 0.8V (R) Mini-Circuits 0.9V 2.1 1.0V 2.2 1.1V EW ALL N minicircuits.com ISO 9001 ISO 14001 CERTIFIED P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com RF/IF MICROWAVE COMPONENTS Page 2 of 3 VACC-22+ Performance Curves VACC-22+ IP3 Vs. CONTROL VOLTAGE @ 85C 60 60 50 50 40 40 IP3 (dBm) IP3 (dBm) VACC-22+ IP3 Vs. CONTROL VOLTAGE@ 25C 30 20 30 20 10 10 0 0 0 0.5 1 CONTROL VOLTAGE (V) IP3 at 1600 MHz IP3 at 1900 MHz 0 1.5 0.2 IP3 at 1600 MHz IP3 at 2200 MHz NORMALIZED PHASE (DEG.) IP3 (dBm) 50 40 30 20 10 0 0.4 0.6 0.8 IP3 at 1900 MHz 1 1.2 1.4 1 IP3 at 1900 MHz IP3 at 2200 MHz 1.2 1.0 0.5 0.0 -0.5 1.4 1.9 1.91 1.92 1.93 1.94 1.95 1.96 1.97 1.98 1.99 CONTROL VOLTAGE (V) IP3 at 1600 MHz 0.8 VACC-22+ PHASE SHIFT Vs. FREQUENCY Vs. CONTROL VOLTAGE (PCS) 60 0.2 0.6 CONTROL VOLTAGE (V) VACC-22+ IP3 Vs. CONTROL VOLTAGE @ -45C 0 0.4 FREQUENCY (GHz) IP3 at 2200 MHz 0V 0.5V 0.6V 0.7V 0.8V 0.9V VACC-22+ PHASE SHIFT Vs. FREQUENCY Vs. CONTROL VOLTAGE (UMTS) NORMALIZED PHASE (DEG.) 0.5 0.0 -0.5 -1.0 -1.5 -2.0 2.11 2.12 2.13 2.14 2.15 2.16 2.17 FREQUENCY (GHz) 0V 0.5V 0.6V 0.7V 0.8V 0.9V (R) Mini-Circuits EW ALL N minicircuits.com ISO 9001 ISO 14001 CERTIFIED P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com RF/IF MICROWAVE COMPONENTS Page 3 of 3