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3. TECHNICAL BRIEF
Figure 3.5.5-2 Power detector response, Vout vs PA output power
3.5.5 GSM/GPRS/EDGE Power amplifier (U502 : ADN0041)
The AND0041 is a small (7x7mm), GSM/EDGE PAM for handset applications. This module has been optimized
for excellent EDGE efficiency in an open loop polar modulation environment at EDGE class E2+ operation while
maintaining high GSM/GPRS efficiency.
Figure 3.5.6-1 GSM PA functional block diagram
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Troubleshooting
