Preliminary BGA428 High Gain, Low Noise Amplifier BGA428 Features * * * * * * * 4 High gain, GMA=20dB at 1.8GHz Low noise figure, NF=1.4dB at 1.8GHz Prematched Ideal for GSM, DCS1800, PCS1900 Open collector output Typical supply voltage: 2.4-3V SIEGET(R)-45 technology 5 6 2 3 1 VPS05604 Tape loading orientation Top View 6 5 4 Marking on SOT-363 package (for example PGs) corresponds to pin 1 of device PGs 1 2 3 Position in tape: pin 1 opposite of feed hole side Direction of Unreeling EHA07193 ESD: Electrostatic discharge sensitive device, observe handling precaution! Type Package Marking Chip BGA428 SOT363 PGs T0527 Data sheet 4 2000-03-08 BGA428 Preliminary Maximum Ratings Parameter Symbol Value Unit VCC 4 V Itot 12 mA Voltage at pin Out VOut 4 V Current into pin In IIN 0.5 mA VGS 3.5 V Ptot 50 mW Tj 150 C Operating temperature range TOP -40 ..+85 C Storage temperature range TSTG -65 ... +150 C Thermal resistance: junction-soldering point Rth JS 220 K/W PIN 8 dBm Device voltage Total Device Current3) Voltage at pin GS 1) Total power dissipation, Ts < 125C Junction temperature Input power2) Notes: All Voltages refer to GND-Node 1) Ts is measured on the ground lead at the soldering point 2) Valid for a) ZL=50 and ZS=50, VCC=2.7V, VOUT=2.7V, VGS=0.0V, GND=0.0V and b) ZL=50 and ZS=50, VCC=0.0V, VOUT=0.0V, VGS=2.7V, GND=0.0V 3) Itot= Current into OUT + Current into VCC Electrical Characteristics at TA=25C (measured in test circuit specified in fig. 1) VCC=2.7V, Frequency=1.8GHz, unless otherwise specified Parameter Symbol min. typ. max. Unit Maximum available power gain GMA 20 dB Noise figure (ZS=50) NF 1.4 dB Input power at 1dB gain compression P-1dB -19 dBm Input third order intercept point IIP3 -9 dBm Total device current Itot 8.2 mA Insertion loss in gain-step-mode Vcc=0.0V, VCTRL=2.7V, RCTRL=3k LGS 15 dB Data sheet 5 2000-03-08 BGA428 Preliminary Reference Plane VCTRL RCTRL=3k GS Bias-T OUT Out GND Bias-T In IN VCC Reference Plane 47pF 180pF 100nF Top View 2.7V Fig.1: Test Circuit for Electrical Characteristics and S-Parameter 47pF 180pF VCTRL Supply 3k GS Vcc 3.9nH RFin 150pF In BGA428 Out 0.9pF RFout GND Fig. 2: Application Circuit for 1850MHz Data sheet 6/9 2000-03-08 BGA428 Preliminary S-Parameter at 2.7V (see Electrical Characteristics for conditions) Freq. [GHz] S11 Mag S11 Ang S21 Mag S21 Ang S12 Mag S12 Ang S22 Mag S22 Ang 0.100 0.6756 -31.7 58.775 -19.6 0.0005 153.5 0.9491 -3.9 0.200 0.5936 -53.6 47.806 -43.1 0.0014 138.4 0.9327 -6.3 0.300 0.5150 -71.4 39.232 -59.5 0.0021 119.0 0.9174 -8.3 0.400 0.4587 -86.6 32.740 -71.8 0.0028 104.9 0.9035 -10.3 0.600 0.4004 -110.7 23.868 -89.6 0.0042 105.9 0.8807 -14.0 0.800 0.3743 -129.1 18.509 -103.2 0.0063 94.3 0.8593 -17.7 1.000 0.3743 -143.0 14.825 -114.5 0.0082 92.4 0.8352 -21.4 1.200 0.3816 -154.5 12.288 -124.7 0.0093 87.2 0.8116 -25.1 1.400 0.3922 -164.4 10.353 -134.2 0.0110 85.3 0.7865 -28.7 1.600 0.4086 -172.4 8.879 -143.2 0.0132 79.4 0.7597 -32.2 1.800 0.4265 -178.9 7.732 -151.4 0.0141 79.4 0.7309 -36.0 1.900 0.4314 178.8 7.214 -155.2 0.0146 76.1 0.7199 -37.5 2.000 0.4371 176.1 6.771 -159.1 0.0150 77.0 0.7097 -39.1 2.200 0.4505 171.2 5.976 -166.6 0.0169 75.2 0.6791 -42.3 2.400 0.4640 167.2 5.298 -173.5 0.0181 73.2 0.6593 -45.6 3.000 0.4935 155.9 3.935 167.0 0.0217 68.3 0.5925 -53.3 4.000 0.5181 141.2 2.605 139.2 0.0282 65.1 0.5284 -64.9 5.000 0.5202 126.9 1.911 113.6 0.0319 62.2 0.4829 -75.1 6.000 0.5128 110.0 1.479 89.9 0.0489 56.0 0.4323 -81.7 Application Circuit Characteristics (measured in test circuit specified in fig. 2) TA=25C, Vcc=2.7V, Frequency=1.85GHz, unless otherwise specified Parameter Symbol typ. Unit |S21|2 19 dB NF 1.4 dB Input Power at 1dB Gain Compression P-1dB -19 dBm Input Third Order Intercept Point IIP3 -9 dBm Total Device Current Itot 8.2 mA Insertion Loss in Gain-Step-Mode Vcc=0.0V, VCTRL=2.7V, RCTRL=3k LGS 15 dB Insertion power gain Noise Figure (ZS=50) The following data refers to the application circuit given in fig. 2 Data sheet 7/9 2000-03-08 BGA428 Preliminary 2 2 Power Gain |S21| =f(f) V = 2.7V, V =2.7V CC Power Gain |S21| =f(f) V = 2.7V, V =2.7V Out CC 20 23 15 22 10 21 5 Insertion Gain [dB] Insertion Gain [dB] Out 0 -5 20 19 18 -10 17 -15 16 -20 -25 0 1 2 3 4 5 15 1.7 6 1.8 Frequency [GHz] 1.9 2 2.1 2.5 3 Frequency [GHz] Off-Gain |S |2=f(V ) 21 CTRL V = 0.0V, V =0.0V,R =2.7k CC Out CTRL Matching |S |,|S |=f(f) 11 22 V = 2.7V, V =2.7V CC Out -10 0 S22 -11 -5 -12 1800MHz S11 -10 -14 |S11|, |S22| [dB] Insertion Gain [dB] -13 1990MHz -15 -16 -15 -20 -17 -18 -25 -19 -20 -30 2 2.2 2.4 2.6 V CTRL Data sheet 2.8 3 3.2 1 1.5 2 Frequency [GHz] [V] 8/9 2000-03-08 BGA428 Preliminary Input Compression Point P =f(f) -1dB Device Current I=f() V =2.7V, V =2.7V CC -16.5 Out 9 8.8 -17 -17.5 8.4 Device Current [mA] Input Compression Point [dBm] 8.6 VCC=2.7V -18 -18.5 V =2.85V CC 8.2 8 7.8 7.6 -19 VCC=2.4V 7.4 -19.5 7.2 -20 1800 1850 1900 1950 7 -20 2000 0 Frequency [MHz] 20 40 60 80 Temperature [C] 2 Package Outline Insertion Gain |S21| =f() V =2.7V, V =2.7V CC Out 2 0.2 25 0.9 0.1 B 0.2 +0.1 0.1 max A 24 5 4 1 2 3 23 +0.2 acc. to DIN 6784 0.1 6 22 |S21|2 [dB] 21 f=1800MHz 20 1.3 0.1 19 0.15 +0.1 -0.05 0.65 0.05 0.20 M B 0.20 M A GPS05604 f=1990MHz 18 17 16 15 -20 0 20 40 60 80 Temperature [C] Data sheet 9/9 2000-03-08