Circuits

Microstepping Motor Drivers feature built-in sequencer.

Microstepping Motor Drivers feature built-in sequencer.

Series SLA706xM unipolar 2-phase, motor driver ICs include translator to operate unipolar stepper motors with simple step input. Drivers include PWM constant-current control method, with synchronous PWM chopping function for 2 phases of motor coils to prevent motor noise at hold and sleep modes. For Â-½, Â-¼, 1/8, and 1/16th microstepping, products include Models SLA7060M, SLA7061M, and...

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Photo Detector IC targets home DVD player market.

Model SP8042 features 7 channels, 55 MHz bandwidth, and operating current of 10.5 mA. With low output noise level of -80 dBm, unit allows for data recovery at very low light levels and support for lower reflectivity DVD+RW/-RW media. Built-in media switch selects 1 of 2 photo detector arrays, for either CD or DVD. In addition to standard COB packaging, Model SP8042 is offered in wafer shipments.

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Integrated Circuit suits single-cell Lithium-Ion systems.

Integrated Circuit suits single-cell Lithium-Ion systems.

Offered in 48-lead, 7 x 7 mm QFN package, TPS65010 battery charging and power conversion integrated circuit (IC) delivers performance and power conversion efficiency up to 97%. Product integrates 2 synchronous step-down DC/DC converters with integrated FETs, one 1-A converter, and one 400 mA converter. It deploys pulse frequency modulation and PWM switching technology and conserves battery by...

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Precision Voltage References obtain -

Manufactured using proprietary FGA(TM) technology, X60008CIS8-50 and X60008DIS8-50 store reference voltage as precisely controlled charge on floating gate device. This allows them to deliver straight-line temperature coefficients as tight as 5 ppm/Â-

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Integrated Circuit drives flat panel displays.

Using HVCMOS technology, HV632 integrates high- and low-voltage circuits on one die. With full integration of low voltage CMOS logic, 32-channel IC supports PWM conversion of 256 levels of gray shading and 32 high-voltage CMOS outputs, each capable of 80 V operation as well as sourcing and sinking 4 mA. Data bus (8-bit) includes balanced shift clock and output and blank functions. Product suits...

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Power Management Solution has on-board thermal sensor.

Model HV111 high-voltage Inrush Limiter/Circuit Breaker/Hotswap IC suits externally powered network equipment and pluggable backplane applications with loads up to 1.65 A. Operating from -8.0 to -80 V, unit has 3 current control algorithms and incorporates on-board, 80 V, 2 A MOSFET combined with UVLO supervisor. Features include multi-level current control, junction isolated construction, and...

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Integrated Circuit has 50 mA output current capability.

With 13.2-100 V operating input voltage range, LR12 adjustable linear regulator provides circuit protection. Product also offers adjustable output voltage of 1.20-88 V and provides output current limiting (100 mA max) for fail-safe protection system design. It operates normally at 10 uA of quiescent current and can be put into low power shutdown state by back biasing output. Offered in TO-92,...

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Controller minimizes transformer size in power supplies.

Controller minimizes transformer size in power supplies.

Pulse Width Modulator Model LT1950 employs control mechanism that protects, simplifies, and reduces size of isolated/non-isolated 15-500 W power supplies with 24 and 48 V input supply rails. Adaptive maximum-duty-cycle clamp circuit prevents transformer saturation and protects MOSFET from failures. Adjustable current-slope compensation allows optimization of transient response. Operating...

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Interface Controller simplifies powered device design.

Interface Controller simplifies powered device design.

Model LTC4257 Power over Ethernet Interface Controller incorporates circuitry necessary to connect powered device to IEEE 802.3af powered Ethernet network. Offered in SO-8 package, -48V powered unit incorporates 25 k signature resistance, programmable classification, power switching, inrush current limiting, and fault protection. Integrated 100 V power MOSFET keeps PD circuitry disconnected from...

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