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| Drop-In Monolithic Amplifier 50, DC to 1000 MHz Features * * * * * * * ! NEW MAR-8A exact footprint substitute** MAR-8 and MSA-0885 high gain, 31.5 dB at 100 MHz, reduces component count high power output, +12.5 dBm typ. low noise improved stability protection against power supply transients patent pending Applications CASE STYLE: VV105 * cellular * PCN & instrumentation Electrical Specifications @25C MODEL NO. FREQ. (MHz) GAIN, dB Typical @MHz MAXIMUM DYNAMIC POWER, dBm RANGE Output (1 dB Input Comp.) (no Typ. dmg.) 12.5 13 NF dB Typ. 3.1 IP3 dBm Typ. 25 VSWR (:1) Typ. ABSOLUTE MAXIMUM RATING* I (mA) 65 P (mW) 250 DC POWER @ Pin 3 Device Current Volt (mA) Min. Typ. Max. 36 3.2 3.7 4.2 THERMAL RESISTANCE jc, typ. C/W 140 PRICE $ fL - fU MAR-8A DC-1000 100 31.5 1000 25 Min. 20 In 1.4 Out 1.8 Qty. (30) 1.32 *Permanent damage may occur if any of these limits are exceeded. Min. gain at 1000 MHz Output power, NF, and IP3 at 1000 MHz. Maximum Ratings Operating Temperature Storage Temperature Junction Temperature -40C to 85C -55C to 100C 150C ** See Bias resistor table; resistor values are higher than MAR-8/MSA-0885 how to replace: increase bias resistor (Rbias) by 110 ohms benefits: * lower device voltage, 3.7V typ. * lower power dissipation in the MMIC * may eliminate need for choke (RFC) Typical Biasing Configuration (MAR) Rbias (Required) Vcc Resistor Values Vcc "1%" Res. 7 8 9 10 88.7 118 143 174 200 226 255 280 309 Pin Configuration RF IN RF OUT DC GND EXT. 1 3 3 2,4 IN 1 2 Cblock 4 Ibias 3 Cbypass RFC (Optional) Vd OUT Cblock 11 12 13 14 15 Model Identification Model MAR-8A marking 8A Outline Drawing Outline Dimensions ( inch ) mm A B C D E F G .085 .060 .008 .020 .250 .012 .025 2.16 1.52 .20 .51 6.35 .30 .64 wt. grams .015 (R) REV. OR M85463 ED-9366/14 MAR-8A MM/FL/CP 030212 Mini-Circuits INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 Distribution Centers NORTH AMERICA 800-654-7949 * 417-335-5935 * Fax 417-335-5945 * EUROPE 44-1252-832600 * Fax 44-1252-837010 ISO 9001 CERTIFIED |
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