RMPA1955-99 Raytheon Company, RMPA1955-99 Datasheet
RMPA1955-99
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RMPA1955-99 Summary of contents
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... Module Description The RMPA1955- Tri-band GSM/GPRS Power Amplifier (PA) Module which uses Raytheon’s InGaP Heterojunction Bipolar Transistor (HBT) PA MMICs and a CMOS control circuit. The fully integrated lead-less chip carrier module incorporates a band select switch, Analog power control, and is internally input and output matched ...
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... Figure 1. The functional block diagram of the packaged product is provided in Figure 2. It should be noted that RMPA1955-99 requires very minimal external passive components for DC bias and no external components for RF matching circuits. Figure 3 shows a typical layout of an evaluation board ...
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... RMPA1955-99 3V Tri-Band GSM/GPRS Power Amplifier Module Test Procedure The following sequence must be followed to properly test the amplifier: for the evaluation board Step 1: Turn off RF input power. Step 2: Use GND terminal of the evaluation board for the ground of the DC supplies. Set V Step 3: Apply supply voltages of +3 the board ...
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... RMPA1955-99 3V Tri-Band GSM/GPRS Power Amplifier Module Performance Data Characteristic performance data and specifications are subject to change without notice. www.raytheonrf.com Revised December 6, 2001 Page 4 RMPA1955, GSM Band Vsup = +3 900 MHz, Pin = +6 dBm 40 30 Pout 20 Effic 10 0 -10 -20 -30 -40 -50 0.2 0.4 0.6 0.8 1.0 1.2 Vpc (V) RMPA1955, DCS Band Vsup = +3 ...
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... RMPA1955-99 3V Tri-Band GSM/GPRS Power Amplifier Module Application Precautions to Avoid Permanent Device Damage: Information – Cleanliness: Observe proper handling procedures to ensure clean devices and PCBs. Devices should remain in their original packaging until component placement to ensure no contamination or damage to RF, DC & ground contact areas. ...
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... RMPA1955-99 3V Tri-Band GSM/GPRS Power Amplifier Module Figure 4 240 Recommended Solder 220 Reflow Profile 200 180 160 140 120 100 Characteristic performance data and specifications are subject to change without notice. www.raytheonrf.com Revised December 6, 2001 Page 6 183°C 1°C/Sec ...
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Worldwide Sales Representatives North D&L Technical Sales 6139 S. Rural Road, #102 America Tempe, AZ 85283 480-730-9553 fax: 480-730-9647 Nicholas Delvecchio, Jr. dlarizona@aol.com Hi-Peak Technical Sales P.O. Box 6067 Amherst, NH 03031 866-230-5453 fax: 603-672-9228 sales@hi–peak.com Europe Sangus OY Lunkintie ...