STM1645-30

www.DataSheet4U.com ® STM1645-30 RF POWER MODULE SATELLITE COMMUNICATION APPLICATIONS s s s s s s CLASS C SATELLITE COMMUNICATIONS AMPLIFIER 1625- 1665 MHz 12/28 VOLTS INPUT/OUTPUT 50 OHMS Pout = 30 W MIN. GAIN = 34.8 dB MIN. DESCRIPTION The STM1645-30 hybrid RF Power Module is designed for high power satellite communication applications in the 1.6 GHz frequency range. High fT, gold metallized silicon microwave power devices, optimized for use in STM1645-30, are employed to provide high gain and efficiency while ensuring excellent reliability. ORDER CODE : STM1645-30 BRANDING: STM1645-30 PIN CONNECTIONS 1. RF Input 5. V C3 28V 2. G round 3. V C1 12V 4. V C2 28V 6. Gr ound 7. RF Output ABSOLUTE MAXIMUM RATINGS (Tcase = 25 oC) Symb ol V PI N T STG TC DC Supply Voltage RF Input Power (P OUT ≤ 30 W ) Parameter Value 30 20 - 40 to + 100 -35 to + 70 Un it Vdc mW o o Storage Temperature Range O perating Case Temperature C C October 1999 1/6 STM1645-30 ELECTRICAL SPECIFICATION (Tcase = 25 oC, VC1* = 12 V; VC2, VC3 = 28 V) Symbo l BW P OUT GP η Z IN H Parameter Frequency Range Power O utput Power G ain Efficiency Input Impedance Harmonics ∆ P OUT vs T CASE ∆ P OUT vs F requency Load Mismatch P OUT Control Range Stability Note : * VC1 = 12 V regulated ±1% ** POUT adjusted by varying VC3 REF. 1015506I T est Con ditio ns P IN ≤ 10 W P OUT = 30 W P OUT = 30 W P OUT = 30 W o o Min. 1625 30 34.8 35 T yp. Max 1665 Unit MHz W dB % 35 35.5 40 Z G, Z L = 50 Ω 1.5:1 -45...