New Circuits Products

Parallel Port Transceiver has power-on protection feature.

Low-voltage (3-3.6 V), high-speed transceiver IC model 74LVC161284TTR conforms to IEEE1284 parallel port interface standard, while model 74LVCZ161284ATTR also offers error-free power-up function. Each supplies IEEE1284-I and -II bi-directional parallel communications and has translation capability that allows outputs on cable side to interface with 5 V signal. The A port pins have 4 mA totem-pole...

Active Mixer suits wireless and cable applications.

LT5522 active downconverting mixer has RF input with on-chip transformer that is 50 ohm matched over wide frequency range. RF input and Local Oscillator (LO) ports can be driven differentially or single-ended with minimum external impedance matching components. Mixer provides third-order intercept performance of 25 dBm @ 900 MHz and 21.5 dBm @ 1.9 GHz; draws 56 mA supply current at 5 V; and comes...

Integrated Circuit drives mobile phone headset and speaker.

Model TS4851 includes digital volume control and audio amplifier. It also offers controllable gain for left and right audio channels, and separate mono input for a microphone. Model TS4855 includes extra input channel for handsfree microphone and audio amplifier that delivers 1.1 W of continuous RMS output power into 8 Ohm speaker with 1% THD+N. Each part has 32-step digital volume control and 8...

Processor provides IC-based motion control.

Available in 1-4 axis configurations, Magellan Motion Processor family control DC brush, brushless DC, microstepping, and pulse and direction motors. They provide profile generation, servo loop closure, PLC-style signal manipulation, and motor signal generation. Driven by host microprocessor, unit offers multi-axis synchronization and 4 selectable profile modes: S-curve, trapezoidal, velocity...

Nylon Washers for Your Automotive Applications

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Single Chip Power Switches meet IEA's 1-Watt Initiative.

Fairchild Power Switch (FPS) models FSD200, FSD210, and FSDM311 feature burst mode operation for stand-by mode that consumes 0.1 W @ 265 Vac. Off-line switches combine avalanche-rated SenseFET for current sensing with voltage mode PWM IC and are equipped with built-in start-up switch. Units are self-biased and protected, linear control current-to-duty cycle converters with open drain output. They...

Gate Driver IC has 30 ampere rating.

Able to source and sink 30 A of peak current, IXD_430 produces voltage rise and fall times of less than 30 ns. Internal cross conduction is eliminated through unit's source and sink output drive stages. With operating voltage range of up to 35 V, product has ability to disable output during fault conditions. IXDN430 is configured as non-inverting gate driver, IXDI430 is one inverting gate driver,...

DC/DC Boost Converters have linear regulation functionality.

Utilizing synchronous rectifier based on PWM controller, TPS6102x family of synchronous, 1.5 A switch DC/DC boost converters provide up to 96% power conversion efficiency from input voltage range of 0.9-5.5 V. ICs can operate in down-mode with linear regulation if input voltage reaches or exceeds output voltage. Available in 10-pin, 3 x 3 mm QFN package, products have power save mode, 25 Ã-µA...

Light-to-Voltage Converters come in 8-pin SOIC packages.

Available in surface-mount packages that measure 1.8 mm high, TSL250, TSL251RD, TSL260, and TSL261RD each combines photodiode and transimpedance amplifier in one monolithic IC. With irradiance responsivity of 69 mV/Ã-µW/cmÃ-², TSL250RD has an output rise time of 260 Ã-µsec, while TSL251RD has irradiance responsivity of 17 mV/Ã-µW/cmÃ-² and output rise time of 70 Ã-µsec....

PWM Controller suited for DC/DC power converters.

Low-profile (1 mm) 6-pin ThinSOT(TM) PWM LTC3803 current mode DC/DC controller works with flyback power supplies with 1-25+ W of output power. With adjustable slope compensation and 40 Ã-µA start-up current, product offers integrated soft-start function and can be powered with inputs from 10-100 V through resistor. Unit operates at constant 200 kHz frequency, provides Ã-

Battery Charger supports multi-year back-up applications.

Model LTC4064, housed in 5 x 3 mm footprint 10-lead MSOP package, charges to float voltage of 4 V to slow battery aging and capacity degradation during periods of non-use. Unit autonomously performs charging, pre-conditioning, charge termination, re-charging, temperature monitoring, and fault detection. Thermal regulation allows maximum charge current without risk of overheating, while external...

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