The LTC3864 is a robust, high voltage step-down DC/DC controller optimized for automotive and industrial applications. It drives a P-channel power MOSFET switch allowing 100% duty cycle operation. The wide input and output voltage ranges cover a multitude of applications. This device has been verified with the failure mode and effects analysis (FMEA) procedure for operation during failure conditions.The LTC3864 offers excellent light load efficiency, drawing only 40?A quiescent current in a user programmable Burst Mode operation. Its peak current mode, constant frequency PWM architecture provides for good control of switching frequency and output current limit. The switching frequency can be programmed from 50kHz to 850kHz with an external resistor and can be synchronized to an external clock from 75kHz to 750kHz.The LTC3864 offers programmable soft-start or output tracking. Safety features include overvoltage protection, overcurrent and short-circuit protection including frequency foldback and a power good output signal.The LTC3864 is available in thermally enhanced 12-Pin MSOP and 3mm ? 4mm DFN packages.Applications Industrial and Automotive Power Supplies Telecom Power Supplies Distributed Power Systems

The LT6375 is a unity-gain difference amplifier which combines excellent DC precision, a very high input common mode range and a wide supply voltage range. It includes a precision op amp and a highly-matched thin film resistor network. It features excellent CMRR, extremely low gain error and extremely low gain drift.Comparing the LT6375 to existing difference amplifiers with high common mode voltage range, the selectable resistor divider ratios of the LT6375 offer superior system performance by allowing the user to achieve maximum SNR, precision and speed for a specific input common mode voltage range.The op amp at the core of the LT6375 has Over-The-Top? protected inputs which allow for robust operation in environments with unpredictable voltage conditions. See the Applications Information section for more details.The LT6375 is specified over the ?40?C to 125?C temperature range and is available in space-saving MSOP16 and DFN14 packages.Applications High Side or Low Side Current Sensing Bidirectional Wide Common Mode Range Current Sensing High Voltage to Low Voltage Level Translation Precision Difference Amplifier Industrial Data-Acquisition Front-Ends Replacement for Isolation Circuits

Demonstration circuit DC2448A-D features a PolyPhase® design using the LTM4636-1EY, a 40A high efficiency, switch mode step-down power µModule® regulator with overvoltage and overtemperature protection features. The input voltage range is from 9V to 15V. The output voltage range is 0.6V to 3.3V. The DC2448A-D can deliver a nominal 160A output current. DC2448A-D has on-boardhot swap circuit that can disconnect input supply and protect the LTM4636-1 and the load under overvoltage and overtemperature conditions. As explained in the data sheet, output current derating is necessary for certain VIN, VOUT and thermal conditions. The board operates in continuous conduction mode in heavy load conditions. For high efficiency at low load currents, the MODE_PLLIN jumper selects pulse-skipping mode for noise sensitive applications or Burst Mode® operation in less noise sensitive applications. The MODE_PLLIN pin also allows the LTM4636-1 to synchronize to an external clock signal. DC2448A-D has the option of choosing both internal and external compensation circuits for LTM4636-1. The LTM4636-1 data sheet must be read in conjunction with this demo manual prior to working on or modifying demo circuit DC2448A-D.

The LT8335 is a current mode DC/DC converter capable of generating either positive or negative output voltages using a single feedback pin. It can be configured as a boost, SEPIC or inverting converter consuming as low as 6?A of quiescent current. Low ripple Burst Mode operation maintains high efficiency down to very low output currents while keeping the output ripple below 15mV in a typical application. The internally compensated current mode architecture results in stable operation over a wide range of input and output voltages. Integrated soft-start and frequency foldback functions are included to control inductor current during start-up. The 2MHz operation combined with the small 8-lead DFN package, enables low cost, area efficient solutions.Applications Industrial and Automotive Telecom Medical Diagnostic Equipment Portable Electronics

The HMC833LP6GE is a low noise, wide band, Fractional-N Phase-Locked-Loop (PLL) that features an integrated Voltage Controlled Oscillator (VCO) with a fundamental frequency of 1500 MHz - 3000 MHz, and an integrated VCO Output Divider (divide by 1/2/4/6.../60/62) and doubler, that together allow the HMC833LP6GE to generate frequencies from 25 MHz to 6000 MHz. The integrated Phase Detector (PD) and delta-sigma modulator, capable of operating at up to 100 MHz, permit wider loop-bandwidths with excellent spectral performance.The HMC833LP6GE features industry leading phase noise and spurious performance, across all frequencies, that enable it to minimize blocker effects, and improve receiver sensitivity and transmitter spectral purity. The superior noise floor (< -170 dBc/Hz) makes the HMC833LP6GE an ideal source for a variety of applications - such as; LO for RF mixers, a clock source for high-frequency data-converters, or a tunable reference source for ultra-low spurious applications.Additional features of the HMC833LP6GE include RF output power control from 0 to 9 dB (3 dB steps), output Mute function, and a delta-sigma modulator Exact Frequency Mode which enables users to generate output frequencies with 0 Hz frequency error.Applications Cellular Infrastructure Microwave Radio WiMax, WiFi Communications Test Equipment CATV Equipment DDS Replacement Military Tunable Reference Source for?Spurious- Free Performance

The HMC835LP6GE is a low noise, wide band, Fractional-N PLL that features an integrated VCO with a fundamental frequency of 2020 to 4100 MHz, and an integrated VCO Output Divider (divide by 2/4/6/.../60/62) that together enable the HMC835LP6GE to generate frequencies from 33 MHz to 4100 MHz. Integrated Phase Detector (PD) and a deltasigma modulator capable of operating at up to 100 MHz enable wider loop-bandwidths, faster frequency changes along with excellent spectral performance.Two independent RF outputs, with independent gain control, enable the HMC835LP6GE to distribute identical frequency and phase signals to multiple destinations, at optimal signal levels tailored to each output.External VCO input, allows the HMC835LP6GE to lock external VCOs, and enables cascaded LO architectures for MIMO radio applications. Two separate Charge Pump (CP) outputs enable separate loop filters optimized for both integrated and external VCOs, and seamless switching between integrated or external VCOs during operation. Programmable RF output phase feature can further phase adjust and synchronize multiple HMC835LP6GEs enabling scalable MIMO and beam-forming radio architectures.Additional features include configurable output mute function that mutes RF outputs during frequency changes, Exact Frequency Mode that enables the HMC835LP6GE to generate fractional frequencies with 0 Hz frequency error, and the ability to synchronously change frequencies without changing the phase of the output signal.Applications MIMO Radio Architectures Cellular Infrastructure Cellular backhaul Communications Test Equipment CATV Equipment Phased Array Applications? DDS Replacement

The HMC1019ALP4E is a broadband 5-bit GaAs IC digital attenuator in a low cost leadless surface mount package. Covering 0.1 to 30.0 GHz, the insertion loss is less than 4.0 dB typical. The attenuator bit values are 0.5 (LS B), 1, 2, 4, 8 for a total attenuation of 15.5 dB. Attenuation accuracy is excellent at ?0.3 dB typical step error with an IIP3 of +45 dBm. The control interface is CMOS/TTL compatible and accepts a three wire serial input. The HMC1019ALP4E features a user selectable power up state and a serial output port for cascading other Analog Devices serial controlled components.APPLICATIONS Fiber Optics & Broadband Telecom Microwave Radio & VSAT Military Radios, Radar & ECM Space Applications Sensors Test & Measurement Equipment

The HMC1082CHIP is a gallium arsenide (GaAs), monolithic microwave integrated circuit (MMIC), pseudomorphic high electron mobility transistor (pHEMT), driver amplifier that operates from 5.5 GHz to 18 GHz. The HMC1082CHIP provides a typical gain of 24 dB, 36 dBm output IP3, and 25.5 dBm of output power for 1 dB compression, requiring only 220 mA from a 5 V supply voltage. The saturated output power (PSAT) is 26 dBm with 24% power added efficiency (PAE).The HMC1082CHIP is an ideal driver amplifier for a wide range of applications including point to point radios from 5.5 GHz to 18 GHz and marine radars at 9 GHz. The HMC1082CHIP can also be used for 6 GHz to 18 GHz EW and ECM applications.APPLICATIONS Software defined radios Electronics warfare (EW) Radar applications Electronic countermeasures (ECMs)

The HMC1162 is a monolithic microwave integrated circuit (MMIC), voltage controlled oscillator (VCO) that integrates the resonator, a negative resistance device, and varactor diodes, and features a half frequency output.Because of the monolithic construction of the oscillator, the output power and phase noise performance are excellent over temperature.The power output is 11 dBm typical from a 5 V supply voltage. The VCO is housed in a RoHS-compliant, 32-lead LFCSP and requires no external matching components.APPLICATIONS Point to point and multipoint radios Test equipment and industrial controls Very small aperture terminals (VSATs)

The HMC213BMS8E is an ultraminiature double balanced mixer in a plastic, 8-lead mini small outline package (MSOP). This passive monolithic microwave integrated circuit (MMIC) mixer is constructed of gallium arsenide (GaAs) Schottky diodes and novel planar transformer baluns on the chip. The device can be used as an upconverter, downconverter, biphase demodulator or modulator, or phase comparator. The consistent MMIC performance improves system operation and ensures regulatory compliance.Applications Base stations Personal Computer Memory Card International Association (PCMCIA) transceivers Wireless local loops