AH315

AH315 3.3 – 3.8 GHz WiMAX 2W Driver Amplifier Applications 802.16 WiMAX infrastructure Product Features 3.3 – 3.8 GHz 25 dB Gain EVM <2.5 %@ 25 dBm Pout Internal Active Bias +5V Single Supply Voltage +33 dBm P1dB RoHS-compliant/Lead-free 5x5 mm QFN SMT package 24-pin 5x5mm leadless QFN SMT package Functional Block Diagram 20 GND / NC 19 Vcc1 18 GND / NC 17 Vbias2 16 Iref2 Iref1 1 Vbias1 2 GND / NC 3 RF In 4 RF In 5 15 Vcc2 14 GND / NC 13 RF Out 12 RF Out 11 RF Out GND / NC 6 GND / NC 7 GND / NC 8 GND / NC 9 GND / NC 10 General Description The AH315 is a high dynamic range broadband driver amplifier in a surface mount package. The two-stage amplifier has 25 dB of gain, while achieving +25 dBm of linear output power for 3.3–3.8 GHz WiMAX/WiBro applications. AH315 uses a high reliability +5V InGaP/GaAs HBT process technology. The device incorporates proprietary bias circuitry to compensate for variations in linearity and current draw over t...