WS1403 CDMA PCS 3x3 Power Amplifier Module (1850-1910 MHz) Data Sheet Description The WS1403 is a CDMA Personal Communication Service (PCS) Power Amplifier (PA), designed for handsets operating in the 1850~1910 MHz bandwidth.
Digital mode control of CoolPAM reduces current consumption, which enables extended talk time of mobile devices.
The WS1403 meets stringent CDMA linearity requirements to and beyond 28 dBm output power.
The 3 mm x 3 mm form factor 8-pin surface mount package is self contained, incorporating 50 ohm input and output matching networks.
Features •  Excellent linearity •  Low quiescent current •  High efficiency   PAE at 28 dBm: 39.
8%   PAE at 17 dBm: 22.
3% •  8-pin surf...

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