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Electrical Equipment & Systems
(Showing headlines 9781 - 9800) << 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 ...
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 DC/DC Converters feature true output disconnect.Linear Technology Corp.
Milpitas, CA 95035
Oct 27, 2005
Housed in SC70 packages, Models LTC3525-3.3 and LTC3525-5 are 400 mA step-up dc/dc converters with inrush current limiting and fixed output of 3.3 and 5 V, respectively. Units operate from input voltage of 1-4.5 V, making them suited for single- and multi-cell alkaline/NiCd/NiMH, as well as Li-Ion applications. Model LTC3525-3.3 delivers 140 mA at 3.3 V, while Model LTC3525-5 delivers 175 mA at 5 V. Both use synchronous rectification for efficiencies to 95%.
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 Battery Charger handles 1- to 16-cell NiMH/NiCd batteries.Linear Technology Corp.
Milpitas, CA 95035
Oct 27, 2005
Requiring no microcontroller or firmware programming, Model LTC4010 includes charge initiation, monitoring, protection, charge termination, and constant current control circuitry. Unit can charge batteries at rates up to 4 A from range of input supplies and wall adapter voltages from 5.5-34 V. Both -dV and dT/dt charge termination can be active simultaneously, in addition to programmable safety timer. Charger is housed in thermally enhanced 16-lead TSSOP package.
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 LED Driver delivers up to 1 A with true color PWM dimming.Linear Technology Corp.
Milpitas, CA 95035
Oct 27, 2005
Housed in TSSOP-16 package, step-down dc/dc converter, Model LT3474, features internal sense resistor and dimming control for driving LEDs, which require up to 1 A of current. Output current accuracy is maintained over current range of 35 mA to 1 A. True Color PWM(TM) circuitry allows dimming range of 400:1 without any color shift. With input voltage of 4-36 V and switching frequency from 200 kHz to 2 MHz, Model LT3474 can regulate broad array of power sources.
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 DC/DC Converter combines LED driver and boost regulator.Linear Technology Corp.
Milpitas, CA 95035
Oct 27, 2005
Accepting 2.7-24 V input, LT3466-1 integrates white LED driver, boost converter, and Schottky diodes in 3 x 3 mm DFN-10 package. LED driver channel can drive up to 10 white LEDs from single-cell Li-Ion input at up to 83% efficiency, while boost converter can generate TFT-LCD bias voltages or drive OLED display. Each channel has independent dimming and shutdown control. Switching frequency can be set from 200 kHz to 2 MHz via single resistor.
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 Step-Down Controller manages mobile PC power.STMicroelectronics
Lexington, MA 02421
Oct 27, 2005
Dual Step-Down Model PM6685 provides 4 output voltages necessary for notebook system power, with conversion efficiency up to 96% using loss-less current-sensing technique. Two PWM voltage regulators provide fixed 5 and 3.3 v outputs that power system during normal operation, while 2 LDO linear regulators provide 5 and 3.3 V output for system standby. Selectable switching frequency allows 200/300, 300/400, or 400/500 kHz operation of 5/3.3 V switching sections.
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 PWM Controllers offer 0.8 V, 1% accurate voltage reference.International Rectifier Corp.
El Segundo, CA 90245
Oct 27, 2005
Suited for dc-dc point-of-load applications, Models IR3637SPbF and IR3637ASPbF are single-output, synchronous buck controllers with 4.5-16 V input voltage capability. Model IR3637SPbF operates at 400 kHz, suitable for output currents up to 15 A, while Model IR3637ASPbF runs at 600 kHz and targets applications requiring less than 7 A. Both ICs include short-circuit protection, input under-voltage lockout, and externally programmable soft-start function.
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 Receiver and Line Driver suit long-distance applications.Pulse Research Lab
Torrance, CA 90502-1200
Oct 27, 2005
Universal Differential Receivers and Line Drivers in PRL 425 Series are compact, self-contained buffer pods that can receive any differential signal with min amplitude of 100 mV and CMR between -2.4 and +4 V. Long line drivers have differential TTL and RS-422 outputs that can run up to 300 MHz and NECL outputs up to 1.8 GHz. PRL-425 Universal Differential Receiver suits line-driver applications where single-function instrument pod is needed to receive/transmit signals.
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Circuit Protector meets North American and IEC standards.Rockwell Automation
Milwaukee, WI 53204
Oct 27, 2005
UL-Listed Bulletin 1489 circuit protection device provides 240 and 480 V branch circuit and equipment protection. In North America, product meets UL 489 and CSA 22.2 No. 5.1 standards for branch circuit protection as well as IEC 60 947-2 requirements for miniature circuit breakers used in international industrial applications. It handles currents from 0.5-40 A and up to 480 V to protect personnel, equipment, and facilities from electrical hazards.
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Drive Inverter works with AC asynchronous motors.SEW-EURODRIVE, Inc.
Lyman, SC 29365-1820
Oct 27, 2005
MOVIDRIVE® B features integrated control functions and expansion options for startup, operation, and application of motors. Standard version includes IPOSplus® positioning and sequence control, while application version adds electronic line shaft and electronic cam features as well as wizards for startup of applications. IPOSplus enables control of motion sequences directly in inverter from plant floor. Other features include 6 or 8 binary inputs and slip compensation.
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Switches/Relays are offered with smart, lit nameplates.Electroswitch, Unit Of Electro Switch Corp.
Weymouth, MA 02188 2913
Oct 27, 2005
Series 24 switches and relays are offered with Lighted Smart Nameplates that provide means to monitor and display status of multiple events and trigger annunciation or device activation, with or without mechanical targets. Incorporating up to 3 LEDs and output contacts, prewired nameplates are offered in various configurations with engraved title letters and switch positions. Solid state, dry contacts can be wired for remote annunciation.
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 Cable Tie holds bundles up to 1.77 in.Richco, Inc.
Morton Grove, IL 60053
Oct 26, 2005
Molded of black Nylon 6/6 material, one-piece Model SRRCT-01 A features integrated rivet to facilitate installation. RoHS-compliant cable tie is resealable, so bundles may be maintained while rivet is in place.
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 Recessed Spotlights offer architectural styling.W.A.C. Lighting Company
Port Washington, NY 11050
Oct 26, 2005
Consisting of architectural-grade fixtures, Precision Modules are offered in low- and line-voltage systems with and without flanges. Units feature multiple lamps within singular recessed housing that is flush mounted to ceiling or wall. Attached to scissor-like suspensions that pull down, each fixture locks into position, preventing movement caused by building vibration. Precision Modules are suited for wall washing, accent, spot, or perimeter lighting.
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 Cable Wraps adapt to any cable situation.Waytek Inc.
Chanhassen, MN 55317
Oct 26, 2005
Made of lightweight nylon, Slap Snaps come in 4 sizes ranging from ½ to 2 in. Adjustable units can be applied with one hand and are re-usable. When another cable needs to be added to bundle, Slap Snaps unclasp without special tools and have no sharp edges that can cause injury. Units safeguard flow of current in computer cables, telephone lines, fiber optics, electrical wires, and industrial uses ranging from automobiles to aircraft.
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 Control Transformer is suited for global OEM applications.Sola/Hevi-Duty, EGS Electrical Group
Rosemont, IL 60018
Oct 26, 2005
International CE marked, solid epoxy encapsulated ICE series combines IP20 touch proof terminations and copper windings in design built to match international voltage combinations. In addition to offering various input voltages, series helps reduce inventory by being able to be used globally. Transformer handles 50/60 Hz operations with output voltages of 24, 120, and 240 V. It ranges from 750-5,000 VA with 80°C temperature rise.
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 Optical Fiber Panels feature white LEDs.Lumitex, Inc.
Strongsville, OH 44136
Oct 26, 2005
Equipped with true white backlight, UniGlo® Optima® panels offers brightness as high as 75 ft-L, depending on panel size and configuration. They require no inverter and generate no heat or EMI. Power consumption is typically 3.6 V, 20-30 mA, with operating temperature of -40 to +85ºC. With thin profile of 0.013 in., panels can be placed between elastomeric keypad or overlay and non-tactile or tactile dome membrane switch.
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 Panelboard suits explosion-proof and NEMA 4X applications.EGS ELECTRICAL GROUP ? APPLETON
Rosemont, IL 60018
Oct 26, 2005
Featuring neoprene O-ring gasket, ALPN Distribution Panelboard is explosion-proof, dust-ignition proof, watertight, and corrosion resistant. Unit has copper-free aluminum body and cover with precision-machined flame paths, breaker operators, copper bus bars, and Quad-Lead stainless steel cover bolts. Suited for hazardous locations, panelboard serves as centrally controlled switching system for branch circuits used in lighting, heating, motors, and other industrial equipment.
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 Bulb and Capillary Thermostats offer 30 A capacity.Selco Products Co.
Reno, NV 89521-5908
Oct 26, 2005
Series SHQ, SHR, SJQ, and SJW are electro-mechanical on/off switches that are activated by temperature ranges from -4 to 608°F and open on temperature rise. All are available with variety of mounting hardware including front and back brackets. Options include 8-32 and 10-32 screw terminals, and material choices of copper, stainless steel, or nickel plating. Applications include cooking appliances, pools and spas, electric heaters, deep fryers, laundry, and HVAC.
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AC/DC Combo Adapter increases notebook usability.IBM (Corporate Headquarters)
Armonk, NY 10504-1783
Oct 26, 2005
Able to be tucked into carrying case, ThinkPad® 72 W Slim AC/DC Combo Adapter provides AC or DC power to notebook computer and recharges system battery simultaneously. Unit plugs into any AC wall outlet, vehicle DC power outlet, or available airline power outlet. In addition to abovementioned notebook PC, adapter works with ThinkPad Multiple Battery Charger II or ThinkPad Port Replicator II(TM).
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 Connectors provide high current in small molded body.TURCK, Inc.
Plymouth, MN 55441
Oct 25, 2005
Available in 5, 6, 7, and 8-pin models, M16 x 0.75 versafast cordsets and receptacles are offered with PVC flexlife® cable to withstand rigorous industrial applications. All connectors provide IEC IP67 protection, and are rated for 125 Vac/Vdc with 8 A for 5-pin and 7 A for 6- through 8-pin units. Products are suited for food and beverage, pharmaceutical, and material handling industries, and are commonly used with encoders and other measurement devices.
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 Subminiature DIP Switches meet RoHS requirements.NKK Switches
Scottsdale, AZ 85260-3420
Oct 24, 2005
Available in 4-8 positions, end-to-end stackable JS Series features sliding twin contact mechanism with self-cleaning action. Contacts are gold-plated and prevent oxidation and sulfide effect. Self-extinguishing UL94V-0 material in cover and base provide arc and insulation resistance. Rated 25 mA at 24 Vdc, switches come in through-hole version, which conforms to .100 x .100 in. PCB grid, and surface mount version with .100 or .050 in. terminal spacing.
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