Electronic Amplifiers

Class D Audio Subsystems simplify portable product designs.
Electronic Amplifiers

Class D Audio Subsystems simplify portable product designs.

Mixed-signal audio subsystem (LM49352) integrates audio codec functionality with ground-referenced headphone amps, earpiece driver, Class D loudspeaker, and audio DSP in 3.3 x 3.3 mm package. Analog subsystem (LM49151) integrates earpiece driver, Class D loudspeaker, ground-referenced headphone amps, and automatic level control (ALC) in 2.2 x 2.6 mm package. Applications include smart phones,...

Read More »
Op-Amp offers 10 MHz, 10 V/-µs, rail-to-rail I/O performance.
Electronic Amplifiers

Op-Amp offers 10 MHz, 10 V/-µs, rail-to-rail I/O performance.

Operating from single +2.7 to +5.5 V supply, Model AS1713 can swing to within 100 mV from rails while sinking or sourcing 50 mA of output current, making it suitable for headphone drivers and audio line receivers and buffers. Large short time loads are supported by peak output current of more than 200 mA. Requiring 1.6 mA of supply current and only 1 nA while in shutdown, amplifier offers fixed...

Read More »
Electronic Amplifiers

IPG Photonics Announces Unique EDFA that Simplifies Two-Way RF Broadband Deployment over Fiber Networks

Two-Way EDFA with Integrated WDM Reduces Space and Cost in Radio Frequency over Glass (RFoG) Networks OXFORD, MA, March 19, 2009, IPG Photonics Corporation, a pioneer in deploying cost effective fiber amplifiers, announced today a new two-way erbium-doped fiber amplifier (EDFA) for Radio Frequency over Glass (RFoG) networks that allow CATV and telephone network operators to lower costs and...

Read More »
Electronic Amplifiers

Audio Power Amplifiers offer optimized sound performance.

Models TAS5709 and TAS5710 digital-input amplifiers combine 32-bit audio processing with 20 W stereo output power. Units include speaker equalization, with up to 9 biquad filters/channel, and store up to 3 sets of biquad coefficients to optimize performance. Dual-band dynamic range control with selectable threshold, attack, and decay protects speakers from damage and stops bass rattling of...

Read More »
Electronic Amplifiers

Portable Stereo Amplifier provides 2.8 W/channel.

Model TS4999, 2-channel class D stereo audio amplifier IC features 3D audio that creates effect of wide channel separation. Selectable 3D modes allow audio image to be focused behind, above, or below listener. Unit delivers up to 2.8 W/channel into 4 W speaker loads and achieves distortion of 1%, with high power-supply rejection ratio preventing supply noise from entering audio signal. It has 10...

Read More »
Electronic Amplifiers

RFMD-® Targets CDMA Components Market with Compelling New Products

Full Suite Of New Products Includes Power Amplifiers, Switches and GPS LNA Modules BARCELONA, SPAIN - February 17, 2009 - RF Micro Devices, Inc., a global leader in the design and manufacture of high-performance semiconductor components, today announced it is targeting the CDMA components market with the introduction of multiple compelling new CDMA front end products. In calendar year 2009,...

Read More »
Electronic Amplifiers

IF Amplifier has dynamic range of 50-1,000 MHz.

Suited for receiver and transmitter applications, MAAM-009116 IP3 Intermediate Frequency (IF) Amplifier features 18.0 dB of gain, 22 dBm of output P1dB power, and 40 dBm of output IP3 linearity while maintaining low noise figure of less than 2.4 dB. Housed in industry standard SOT-89 package, single stage device meets demands of complex communications systems.

Read More »

All Topics