Circuits

Switch Filter Modules suit multiband, multimode 3G handsets.

Along with single-pole nine throw pHEMT switch, RF1194 integrates quad-band GSM/GPRS/EDGE transmit low-pass filtering and 4 GSM/GPRS/EDGE receive surface acoustic wave filters. Model RF1195 integrates single-pole ten throw pHEMT switch and builds on RF1194 architecture by providing additional high-linearity port for 4 total symmetrical WCDMA/HSPA+ Tx/Rx ports. Both cellular switch filter modules...

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Front End Modules target mobile Wi-Fi applications.

Housed in 3.0 x 3.0 x 0.5 mm package, Models RF5325, RF5345, and RF5725 each contain 2.4 GHz power amplifier, output power coupler, transmit low pass filtering, and SP3T switch capable of switching between Wi-Fi Rx, Wi-Fi Tx, and BluetoothÂ-® Rx/Tx operations. Models RF5345 and RF5725 also integrate low noise amplifier for RF architectures requiring additional Rx gain. Featuring 3.3% error...

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Battery Charger delivers up to 2 A in 3 x 3 mm package.

Battery Charger delivers up to 2 A in 3 x 3 mm package.

Designed for 2-cell Li-Ion/Polymer batteries, monolithic Model LT3650-8.2 accepts inputs up to 32 V and has 40 V absolute max rating. Device features operating frequency of 1 MHz and switch-mode architecture to minimize power dissipation. Charge current is programmable and dynamically adjustable up to 2 A. Once charging is terminated, LT3650-8.2 automatically enters low current standby mode that...

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Baseband Device enables small form factor WiMAX USB dongles.

Baseband Device enables small form factor WiMAX USB dongles.

MB86K23 baseband device, when combined into chip-set with FME's RF device MB86K52, and power management device MB39C316, small form-factors of 20 x 40 mm for WiMAX USB dongles or 30 x 26.8 mm for PCI Express Half-Mini Cards containing both WiMAX and Wi-Fi functionality can be achieved. MB86K23 is manufactured in 65nm CMOS technology and features CoolAdjust-PG power gating technology, which...

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Power-Management IC operates from 2.3-4.5 V input supply.

Power-Management IC operates from 2.3-4.5 V input supply.

Integrating all power functions required for OLED displays, MAX17065 includes step-up DC-DC converter, inverting DC-DC converter, regulated positive and negative charge pumps, and low-dropout linear regulator. It eliminates external power components by integrating synchronous rectifiers and operates over -40 to +85Â-

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Quad-Output Controller suits automotive applications.

Quad-Output Controller suits automotive applications.

Integrating 4 independent voltage outputs in small, 36 mmÂ-² TQFN package, MAX17019 high-input-voltage controller is capable of operating up to 38 V. It includes main-stage step-down controller, 3AP-P step-down regulator, 5AP-P step-down regulator, and one 2 A source/sink linear regulator. Suited for automotive battery-powered devices, unit is fully specified over -40 to +125Â-

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Mobile WiMAX Baseband IC reduces power consumption to 0.5 mA.

Manufactured using 65 nm low-leakage CMOS process and CoolAdjust power-gating technology, Fujitsu MB86K23 mobile WiMAX baseband IC supports channel bandwidths including 3.5, 5, 7, 10, and 20 MHz, along with 64 QAM, 16 QAM, and QPSK adaptive modulation schemes. WiMAX Forum Wave 2 mobile device certified unit provides wireless access using 512/1024/2048 FFT OFDMA with integrated MAC processors, and...

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Current-Sense Amplifier offers reverse-battery protection.

Current-Sense Amplifier offers reverse-battery protection.

Using external resistors to set voltage gain, MAX9937 offers protection against accidental application of automotive battery voltage in reverse direction, as well as from inductive spikes and transients from -20 to +40 V. It features common-mode input range of 4-28 V, input offset voltage (VOS) of Â-

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IC eliminates audio click-and-pop in multimedia devices.

IC eliminates audio click-and-pop in multimedia devices.

Shunt-mode, audio click-and-pop eliminator MAX9892 is intended for cell phones, portable media players, gaming consoles, notebooks, and other audio applications. It offers 35 dB of audio suppression on power and shutdown cycles by connecting to output of existing amplifier and providing low impedance path to ground during power on and off. Offered in 6-bump UCSP and 6-pin Â-µDFN packages,...

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