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PF08103A
MOS FET Power Amplifier Module for E-GSM900 and DCS1800 Dual Band Handy Phone
ADE-208-685B (Z) 3rd Edition Apr. 1999 Application
• Dual band amplifier for E-GSM900 (880 to 915 MHz) and DCS1800 (1710 to 1785 MHz). • For 4.8 V nominal battery use
Features
• • • • • • 1 in / 2 out dual band amplifier Simple external circuit including output matching circuit Simple band switching and power control High gain 3stage amplifier : +4.5 dBm input Lead less thin & Small package : 11 × 13.75 × 1.8 mm High efficiency : 48% Typ at 34.5 dBm for E-GSM 36% Typ at 31.5 dBm for DCS1800
PF08103A
Internal Circuit Block Diagram
Vdd1 Vdd2
Pout GSM Pin Pout DCS
Bias circuit
VCTL
VCTL
Vapc
Band Select and Power Control (H: 2 V Min, L: 0.
PF08103A Datasheet
