HMC441LM1 v04.1019 GaAs PHEMT MMIC MEDIUMPOWER AMPLIFIER, 7 - 15.5 GHzPin Descriptions Pin Number Function Description Interface Schematic 1, 3, 5 N/C This pin may be connected to RF ground. T M Power Supply Voltage for the amplifier. An external bypass 2 Vdd capacitor of 100 pF is recommended. S - S R IE This pin is AC coupled 4 RFOUT and matched to 50 Ohms. LIF P M Optional gate control for amplifier. If left open, the amplifier 6, 7 Vgg2, Vgg1 will run at standard current. Negative voltage applied will reduce current. R A E W This pin is AC coupled 8 RFIN O and matched to 50 Ohms. GND Package bottom must be connected to RF ground. R & P A E LIN For price, delivery, and to place orders: Analog Devices, Inc., One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 781-329-4700 • Order online at www.analog.com Application Support: Phone: 1-800-ANALOG-D 6