BGA427 in SIEGET 25-Technologie Si-MMIC-Amplifier Cascadable 50 -gain block 3 Unconditionally stable 2 4 2 Gain S = 18.5 dB at 1.8 GHz (Appl.1) 1 21 2 gain S = 22 dB at 1.8 GHz (Appl.2) 21 IP = +7 dBm at 1.8 GHz (V =3V, I =9.4mA) 3out D D Noise figure NF = 2.2 dB at 1.8 GHz 3 +V Typical device voltage V = 2 V to 5 V D Reverse isolation > 35 dB (Appl.2) 4 OUT Pb-free (RoHS compliant) package Circuit Diagram 1 IN 2 EHA07378 GND ESD (Electrostatic discharge) sensitive device, observe handling precaution Type Marking Pin Configuration Package BGA427 BMs 1, IN 2, GND 3, +V 4, Out SOT343 Maximum Ratings Parameter Symbol Value Unit 25 mA Device current I D Device voltage V ,+V 6 V D 150 mW Total power dissipation P tot T = 120 C S dBm RF input power P -10 RFin 150 C Junction temperature T j Ambient temperature range T -65 ... 150 A Storage temperature range T -65 ... 150 stg Thermal Resistance 1) K/W Junction - soldering point R 295 thJS 1 For calculation of R please refer to Application Note Thermal Resistance thJA 2011-09-15 1BGA427 Electrical Characteristics at T = 25 C, unless otherwise specified. A Parameter Symbol Values Unit min. typ. max. AC characteristics V = 3 V, Z = 50 , Testfixture Appl.1 D o 2 dB Insertion power gain S 21 f = 0.1 GHz - 27 - f = 1 GHz - 22 - f = 1.8 GHz - 18.5 - - 22 - Reverse isolation S12 f = 1.8 GHz Noise figure NF f = 0.1 GHz - 1.9 - f = 1 GHz - 2 - f = 1.8 GHz - 2.2 - - - dBm Intercept point at the output IP + 7 3out f = 1.8 GHz - >12 - dB Return loss input RL in f = 1.8 GHz - >9 - Return loss output RL out f = 1.8 GHz Typical configuration Appl.1 Appl.2 +V +V 100 pF RF OUT 1 nF 10 nF 100 pF 100 nH 2.2 pF BGA 427 100 pF RF OUT 100 pF GND RF IN EHA07379 BGA 427 100 pF GND RF IN EHA07380 Note: 1) Large-value capacitors should be connected from pin 3 to ground right at the device to provide a low impedance path (appl.1). 2) The use of plated through holes right at pin 2 is essential for pc-board-applications. Thin boards are recommended to minimize the parasitic inductance to ground. 2011-09-15 2