MAAMSS0005 LO Buffer Amplifier, 900 - 2000 MHz Features V 1.00 SOT-143 n High Gain 2-Stage Amplifier n Single Supply, 3V Operation n High Reverse Isolation n Low Current n Broadband Operation n Miniature Plastic Package, SOT-143 Description M/A-COM's MAAMSS0005 is a low current, high reverse isolation LO buffer amplifier in a low cost SOT-143 plastic package. The MAAMSS0005 is ideally suited for LO buffer handset applications in the Cellular, GPS and PCS frequency bands. The MAAMSS0005 is fabricated using M/A-COM's 0.5 micron low noise E/D GaAs MESFET process. The process features full passivation for increased performance and reliability. Electrical Specifications - Cellular Band (965 - 975 MHz): TA = 25C, Vdd = 3.0 V, Z0 = 50 Ohms Parameter Units Min Typ Max Gain dB 13.0 15.5 17.0 Noise Figure dB -- 2.8 -- VSWR In/Out Ratio -- 1.4:1 -- Output P1dB dBm -- 6 -- Reverse Isolation dB 30 35 -- Output IP3 dBm -- +17 -- Idd mA -- 5 7 Electrical Specifications - PCS Band (1580 - 1780 MHz): TA = 25C, Vdd = 3.0 V, Z0 = 50 Ohms Parameter Units Min Typ Max Gain dB -- 10.0 -- Noise Figure dB -- 3.6 -- VSWR In/Out Ratio -- 1.6:1 -- Output P1dB dBm -- 4 -- Reverse Isolation dB -- 36 -- Output IP3 dBm -- +16 -- Idd mA -- 5 7 LO Buffer Amplifier, 900 - 2000 MHz MAAMSS0005 V 1.00 Absolute Maximum Ratings 1 Pin Configuration Pin No. Function Pin No. Function Parameter Absolute Maximum 1 GND 3 GND Vbias 6.0 V 2 RF IN 4 RF OUT Recommended PCB Configuration Max Input Level 0 dBm Operating Temperature -30C to +85C Storage Temperature -65C to +150C 1. Exceeding any one or combination of these limits may cause permanent damage to this device. Sample Board Schematic C3 Vdd L2 RF OUT GND RF OUT C4 C2 RF IN C1 L1 RF IN GND External Circuitry Parts List M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. Part Value (Cellular/PCS) Purpose C1 1000 pF DC Block C2 3.3 pF / 2.2 pF RF Matching C3 0.1 F Bypass C4 1.2 pF / 1.0 pF RF Matching L1 30 nH / 10 nH RF Matching L2 12 nH / 5.1 nH RF Matching 2 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 LO Buffer Amplifier, 900 - 2000 MHz MAAMSS0005 V 1.00 Typical Performance Curves vs. Temperature - Cellular Frequency Band Vdd = 3 V Output Return Loss Input Return Loss +25C -30C +85C +25C 0 -30C +85C 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 0.80 0.85 0.90 0.95 1.00 1.05 1.10 0.80 0.85 0.90 0.95 1.00 1.05 1.10 Frequency (GHz) Frequency (GHz) Gain Reverse Isolation +25C -30C +25C +85C 18 0 16 -10 -30C +85C 14 -20 12 -30 10 -40 8 -50 6 0.80 0.85 0.90 0.95 1.00 1.05 1.10 0.80 0.85 0.90 1.00 1.05 1.10 P1dB @ 965 MHz Noise Figure +25C 0.95 Frequency (GHz) Frequency (GHz) -30C +25C +85C -30C +85C 18 4.5 4.0 16 3.5 14 3.0 2.5 12 2.0 10 1.5 0.950 0.955 0.960 0.965 0.970 0.975 0.980 Frequency (GHz) M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. -10 -6 -2 2 6 10 Power Out (dBm) 3 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 LO Buffer Amplifier, 900 - 2000 MHz MAAMSS0005 V 1.00 Typical Performance Curves vs. Temperature - PCS Frequency Band Vdd = 3 V Output Return Loss Input Return Loss +25C -30C +85C +25C -30C +85C 0 0 -5 -5 -10 -10 -15 -15 -20 -20 -25 -25 -30 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 1.2 2.0 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 Frequency (GHz) Frequency (GHz) Reverse Isolation Gain +25C -30C +85C +25C 12 -30C +85C 0 10 -10 8 -20 6 -30 4 -40 2 0 -50 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 1.2 1.3 1.4 Noise Figure +25C 1.6 1.7 1.8 1.9 2.0 P1dB @ 1635 MHz -30C +85C +25C 6 14 5 12 4 10 3 8 -30C +85C 6 2 1.575 1.5 Frequency (GHz) Frequency (GHz) 1.605 1.635 1.665 1.695 1.725 1.755 1.785 Frequency (GHz) M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. -14 -10 -6 -2 2 6 Power Out (dBm) 4 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 LO Buffer Amplifier, 900 - 2000 MHz MAAMSS0005 V 1.00 SOT-143 Ordering Information 2 2. M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. Part Number Package MAAMSS0005 SOT-143 Plastic Package MAAMSS0005TR Tape and Reel (1K Reel) MAAMSS0005SMB Sample Test Board Reference Application Note M513 for reel size information. 5 n North America: Tel. (800) 366-2266 n Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020