Electrical Equipment & Systems

Battery Chargers automatically select USB or AC inputs.

Battery Chargers automatically select USB or AC inputs.

Standalone, dual-input LTC4076 and LTC4077 charge single-cell Li-Ion batteries from wall adapter or USB power sources. They use constant-current/constant-voltage algorithm for charging, with charge current programmable up to 950 mA from wall adapter supply or 650 mA from USB supply, while auto-sensing presence of voltage at each input. Model LTC4076 features programmable C/x charge current...

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Step-Up Converter delivers constant current to LEDs.

Step-Up Converter delivers constant current to LEDs.

Designed to drive up to 16 white LEDs, dual step-up dc/dc converter, Model LT3586 includes PWM driver, which allows for 1,000:1 dimming range. Two independent converters are capable of driving asymmetric LED strings, up to 8 in series per converter, from input voltage of 2.5-24 V, delivering efficiencies up to 85%. Housed in 5 x 3 mm DFN or TSSOP package, Model LT3586 features fixed frequency up...

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Board-To-Cable Connectors feature 2.54 mm pitch.

Offered in 10 housing sizes, IEC 60603-13 compliant Series LPV employs IDC technology, ensuring gas-tight and corrosion-resistant contact. Integrated polarizing key prevents incorrect mating and damaged contacts, while strain relief clamps make it possible to lead cables out at 90 or 180Â-

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Battery Charger IC does not require microcontroller.

Battery Charger IC does not require microcontroller.

With input voltages from 4.5-34 V, LTC4011 charges 1- to 16-cell NiMH/NiCd batteries at rates up to 4 A. Features include 550 kHz synchronous PWM current source controller, -dV and/or dT/dt fast charge termination, NiMH top-off charge, and operating temperature range of 0-85Â-

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Power Transformers meet international safety requirements.

Featuring max working voltage of 275 V, Series AHP/ADHP offers 1 kV isolation, 10.0 mm creepage distances, and over 10.0 mm clearance distances. Isolation sleeve provides HiPot or isolation voltage as high as 4,250 V. With Pollution Degree III design, transformers are suited for motor controls and industrial controls, linear power supplies, and general ac/ac power conversion.

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Power Supply Tracker suits distributed POL applications.

Single Power Supply Tracking Controller, Model LTC2927, facilitates tracking and sequencing of complex distributed power architectures. Housed in 8-lead SOT-23 or 3 x 2 mm DFN package, device can be placed at point of load. By minimizing trace length to sensitive feedback node of dc/dc converter, Model LTC2927 minimizes losses caused by voltage drops and overcomes noise sensitivity and EMI...

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System-on-Chip facilitates wireless networking.

Based on CC2420 ZigBee(TM) radio transceiver, Series CC2430 combines radio, programmable microcontroller, flash memory, and both IEEE 802.15.4 and ZigBee(TM) software, all on single silicon die. Three different models offer 32, 64, and 128 kByte flash configurations, each with 8 kBytes of RAM. Units are based on SmartRFÂ-®03 platform in 0.18 Â-µm CMOS and are available in 7-7 mm 48-pin...

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Push Button Operators provide safe interruption of circuits.

Intended for emergency stop applications, IEC 22 mm Push-Twist Release push buttons feature heavy-duty polyester construction, corrosion resistance, and electrical insulation. Direct-drive contacts have mechanical linkage from operator to moveable contacts to ensure contact separation when actuated. Offered in NO, NC, NO-Early Make, and NC-Delayed Break configurations, contact blocks include...

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Li-Ion Batteries optimize notebook's operating time.

ThinkPadÂ-® Z60m Series 6 Cell and 9 Cell Li-Ion Batteries are rechargeable system batteries that can replace original system batteries or be swapped in as spares. Six-cell units deliver 10.8 Vdc, 5.2 Ah and 4.0 hour average life, while 9-cell batteries provide 10.8 Vdc, 7.8 Ah and average life of 6.0 hours. Both include over-discharge protection.

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SATA Hard Drive Bay Adapter delivers storage flexibility.

ThinkPadÂ-® Serial ATA (SATA) Hard Drive Bay Adapter, part No. 40Y8725, enables SATA hard drive expansion in ThinkPad Z Series laptops' media bay. Measuring 5.68 x 5.13 x .56 in., field-installable product enables users to add second hard drive to Ultrabay(TM) to facilitate storage and back-up of critical data. Product weighs .23 lb and operates in temperatures from 41 to 95Â-

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