ASG303 DC-2500 MHz SiGe HBT Amplifier Description Features ·SiGe Technology ·19 dB Gain at 900 MHz ·+19 dBm P1dB ·+40 dBm Output IP3 ·2.9 dB Noise Figure ·MTTF > 100 Years ·Single +5 V Supply ·SOT-89 Surface Mount Package The ASG303 is designed for high linearity, high gain, and low noise over a wide range of frequency, being suitable for use in both receiver and transmitter telecommunication of wireless systems. and The 303 wireline product is manufactured using a state-of-the-art SiGe HBT process of the company's own, making it cost- Package Style: SOT-89 effective and highly reliable. The amplifiers are available in a low cost SOT-89 completing stringent DC and RF tests. package Specifications 1) Parameters Units Frequency Range Min. MHz Gain Typ. Max. Applications 250 - 2500 dB 18 19 ·CDMA,GSM,W-CDMA,PCS Input VSWR - 1.5 ·Gain Block Output VSWR - 1.5 ·CATV Amplifier 40 ·IF Amplifier 2.9 ·Bluetooth Amplifier ·Wireless LAN Amplifier Output IP3 2) dBm 38 Noise Figure dB Output P1dB dBm 19 Supply Current mA 55 Supply Voltage Thermal Resistance, Rth 3) V 5 °C/W 78.2 1) Measurement conditions are as follows: T = 25°C, VCC = 5 V, Freq. = 900 MHz, 50 ohm system. 2) OIP3 is measured with two tones at an output power of +8 dBm/tone separated by 1 MHz. 3) The thermal resistance was determined at a DC power of 0.270 W (VCC=5 V, IC=54 mA) with RF signal and a lead temperature of 28.8 °C Absolute Maximum Ratings Parameters Rating Remarks Operating Case Temperature -40 to +85°C Storage Temperature -40 to +150°C Supply Voltage 8V Operating Junction Temperature 150°C Input RF Power (continuous) +6 dB above Input P1dB More Information Website: www.asb.co.kr E-mail: [email protected] Tel: (82) 42-528-7220 Fax: (82) 42-528-7222 Application Note ASB Inc., 4th Fl. Venture Town Bldg., 367-17 Goijeong-Dong, Seo-Gu, Daejon 302-716, Korea Ordering Information Part Number ASG303 Description High linearity medium power amplifier (Available in tape and reel) EB-ASG303-900 Fully assembled evaluation kit (900 MHz) EB-ASG303-2000 Fully assembled evaluation kit (2000 MHz) 1/6 ww.ASB.co.kr March 2004 ASG303 Outline Drawing (Unit: mm) 3 a 2 2 1 Pin Description Function Pin No. Input 1 Ground 2 Output 3 Land Pattern Mounting Configuration (Unit: mm) Note: 1. The number and size of ground via holes in a circuit board is critical for thermal and RF grounding considerations. 2. We recommend that the ground via holes be placed on the bottom of lead pin 2 for better RF and thermal performance, as shown in the drawing at the left side. 2/6 ww.ASB.co.kr March 2004 ASG303 Application Circuit: 900 MHz Schematic Typical Performance Frequency 900 MHz Magnitude S21 19 dB Magnitude S11 -16 dB Magnitude S22 -16 dB Output P1dB 19 dBm Output IP3 1) 2.8 dB Supply Voltage 5V Current 55 mA C6= 1 µF R1=11 kΩ C4=0.1 µF 40 dBm Noise Figure C5= 100 pF Vcc=5V RF IN L2=22 nH L1=390 nH RF OUT C1=6 pF 50 Ω ASG303 7 mm L3=33nH 1) OIP3 is measured with two tones at an output power of +8 dBm/tone separated by 1MHz C3=100pF C2=5 pF 2 Board Layout (FR4, 40x40 mm , 0.8T) Gain vs. Temperature 24 22 Frequency = 900MHz 20 18 16 14 12 10 -40 -20 0 20 40 60 80 100 S-parameters 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 85ΒC 25ΒC -40ΒC -30 -30 -35 -35 600 3/6 85ΒC 25ΒC -40ΒC 700 800 900 1000 1100 1200 600 700 800 900 1000 1100 ww.ASB.co.kr 1200 March 2004 ASG303 0 30 -5 85ΒC 25ΒC -40ΒC 25 -10 20 -15 85ΒC 25ΒC -40ΒC -20 15 -25 10 -30 5 -35 600 700 800 900 1000 1100 1200 600 700 800 900 1000 1100 1200 OP1 vs. Frequency 28 26 85ΒC 25ΒC -40ΒC 24 22 20 18 16 14 12 800 850 900 950 1000 Output IP3 vs. Tone Power (Frequency = 900MHz) Output IP3 vs. Frequency (Pout per tone = 8dBm) 55 55 50 45 40 35 35 30 30 850 900 950 85ΒC 25ΒC -40ΒC 45 40 800 4/6 50 85ΒC 25ΒC -40ΒC 1000 4 5 6 7 8 9 10 11 ww.ASB.co.kr 12 March 2004 Application Circuit: 2000 MHz Schematic Typical Performance Frequency 2000 MHz Magnitude S21 12.5 dB Magnitude S11 -24 dB Magnitude S22 -23 dB Output P1dB 19 dBm Output IP3 1) 3.3 dB Supply Voltage 5V Current 55 mA C7= 1 µF R1=11 kΩ C5=0.1 µF 40 dBm Noise Figure C6= 100 pF Vcc=5 V RF IN L2=10 nH L1=100 nH RF OUT C1=1 pF 50 Ω ASG303 C3=100pF 3 mm C4=0.5 pF L3=22nH 1) OIP3 is measured with two tones at an output power of +8 dBm/tone separated by 1 MHz. C2=0.75 pF Board Layout (FR4, 40x40 mm2, 0.8T) Gain vs. Temperature 20 18 Frequency = 2GHz 16 14 12 10 8 -40 -20 0 20 40 60 80 100 S-parameters 0 0 -10 -10 -20 -20 -30 -30 85ΒC 25ΒC -40ΒC -40 -50 1700 5/6 85ΒC 25ΒC -40ΒC -40 -50 1800 1900 2000 2100 2200 2300 1700 1800 1900 2000 2100 2200 ww.ASB.co.kr 2300 March 2004 ASG303 30 0 85ΒC 25ΒC -40ΒC 25 -10 20 -20 15 -30 10 5 1700 85ΒC 25ΒC -40ΒC -40 -50 1800 1900 2000 2100 2200 2300 1700 1800 1900 2000 2100 2200 2300 OP1 vs. Frequency 26 85ΒC 25ΒC -40ΒC 24 22 20 18 16 14 12 1800 1850 1900 1950 2000 2050 2100 Output IP3 vs. Frequency (Pout per tone = 8dBm) Output IP3 vs. Tone Power (Frequency = 2000MHz) 55 55 85ΒC 25ΒC -40ΒC 50 45 6/6 45 40 40 35 35 30 30 25 25 1800 1850 1900 1950 2000 2050 85ΒC 25ΒC -40ΒC 50 2100 5 6 7 8 9 10 11 12 ww.ASB.co.kr 13 March 2004