ENGINEERING BULLETIN SG-660B Sprague-Goodman Supercedes SG-660A AIRTRIM AIR DIELECTRIC MULTITURN TRIMMER CAPACITORS APPLICATIONS Designed for VHF, UHF and microwave applications: amplifiers, oscillators, filters, radar, cable TV, mobile radios and RF appliances. Suitable for military and aerospace environments. FEATURES High Q Fourteen standard mounting styles, including surface mount Excellent stability Designed to meet MIL-C-14409D Multiturn resolution SPECIFICATIONS Operating Temperature Range: 65 to +125C Q: >5000 at 100 MHz Working Voltage: 250 VDC Vibration: 60 g, 10 to 2000Hz Test Voltage: 500 VDC Shock: 1500 g, 0.5 ms 6 Insulation Resistance: >10 Megohms Constructed with 300C solder Contact Resistance: < 0.01 Ohms Self-Resonant Freq. vs. Q vs. Frequency Capacitance vs. Rotation Capacitance GAA14 GAA10 10 10 5000 GAA6R 4000 8 8 GAA3R5 GAA10 Q C(pF) GAA10 GHz 3000 6 6 GAA14 2000 4 4 2 2 1000 GAA3R5 GAA6R 50 100 150 200 250 12 3 45 2 4 68 10 MHz Turns C(pF) Sprague-Goodman Electronics, Inc. 1700 SHAMES DRIVE, WESTBURY, NY 11590 TEL: 516-334-8700 FAX: 516-334-8771 E-MAIL: info spraguegoodman.com AIRTRIM AIR DIELECTRIC MULTITURN TRIMMER CAPACITORS SG-660B PART NUMBERING SYSTEM GA A 6R0 01 Mounting Modifications 01 Panel mount, turret 09 Vertical surface mount Air 02 Panel mount, lug (wide lead) Dielectric 03 Panel mount, threaded stud 10 Vertical turret and lugs Multiturn 04 PC mount, 3 lugs (1 stator, (wide double) 2 rotor) 11 Vertical turret and lugs Maximum Rated Capacitance 05 Horizontal surface mount (narrow double) expressed in pF by three digits. The 06 Vertical mount, turret and 12 Vertical turret and lug first two are significant figures the lug (wide single) (narrow single) last specifies the number of zeros 07 Vertical mount, stud and 13 PC mount, 2 lugs that follow. The letter R indicates a lug (wide single) 14 Vertical surface mount decimal point. 08 Vertical mount, through (narrow lead) board 0.353.5 pF CAPACITANCE RANGE Torque: 0.3 to 3.0 oz-in (22 to 216 g-cm) Temperature Coefficient: 30 ppm/C Dimensions are in/mm Self-Resonant Frequency: > 6 GHz at min capacitance Adjust screw slot: 0.060/1.5 x 0.016/0.41 0.120-80 0.120-80 UNS-2A UNS-2A 0.22 0.22 Round Nut Round Nut 5.6 5.6 0.16 0.28 0.21 DIA 4.1 7.1 5.3 0.26 0.13 0.26 0.10 6.6 3.3 6.6 2.5 0.120-80 0.15 0.24 Hex Nut UNS-2A 0.01 3.8 6.1 TYP 0.13 0.3 0.10 0.05 TYP TYP DIA 0.073-80 3.3 2.5 1 UNS-2A 0.16 0.16 DIA DIA 4.1 4.1 Bottom view shown without nut for clarity GAA3R501GAA3R501 GAA3R503GAA3R503 GAA3R505GAA3R505 0.21 0.21 5.3 5.3 0.120-80 0.120 -80 UNS-2A UNS-2A 0.16 0.28 0.21 DIA 4.1 7.1 5.3 0.28 0.28 0.40 7.1 7.1 0.01 10 0.3 0.22 0.120-80 5.6 0.02 UNS-2A 0.5 0.01 0.10 0.02 0.01 0.12 0.11 TYP 0.3 0.03 2.5 0.5 0.3 3.0 2.8 TYP 0.12 0.25 0.8 3.0 6.4 0.16 DIA 0.16 DIA 4.1 4.1 0.03 DIA 0.8 GAA3R513 GAA3R514 GAA3R512 GAA3R513 GAA3R514 SPRAGUE-GOODMAN ELECTRONICS, INC., 1700 SHAMES DRIVE, WESTBURY, NY 11590 TEL: 516-334-8700 FAX: 516-334-8771 E-MAIL: info spraguegoodman.com 2