Two new GaAs HBT pre-driver power amplifiers operate across the spectrum of cellular telephone base station frequencies—CDMA, GSM, DCS, PCS and UMTS. The RF3807 is rated at 0.

The LM48511 Boomer® amplifier, from National’s PowerWise® energy-efficient product portfolio, joins the recently announced 1.2W LM48510 as the second product in a new family of Boomer Class D audio ...

This innovative ASIC linear audio amplifier can drive USound MEMS speakers in the frequency range of up to 40kHz, reaching the lowest noise, lowest harmonic distortion, and high rejection of ...