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Switching Power Supplies Deliver 600 W

December 10, 2008 6:39 am | Comments

Having primary output voltages from 12 V to ~48 V and a secondary output of 5 V at 4 A, PowerGate’s PowDec BSL600 Series switching power supplies offer 600 W of output power. The 9” × 3.7” × 1.6” instruments exhibit a universal AC input with active PFC; end-mount ball-bearing fans, remote sense, remote on/off control, power good signal, and

Submersible Pressure Sensors Measure from 50 mbar

December 10, 2008 6:10 am | Comments

Consisting of capacitive ceramic pressure cells in stainless-steel construction, Sensortechnics’ KTE2000CS Series submersible pressure sensors offer hydrostatic low-level measurement from 50 mbar (0.5 water column) Full Scale. The transmitters are calibrated and temperature compensated from -20°C to 70°C while providing a 4-mA to 20-mA output signal. A cable with an integrated vent tube allows a true reference pressure to the

RGB LED Delivers up to 25 lm

December 10, 2008 5:36 am | Comments

Providing full-color output in a 3-W package, Lumex’s AstraLED RGB LED demonstrates a light intensity of 8 lm, 25 lm, and 20 lm, respectively, at 300 mA (red) and 350 mA (green and blue). The 10-mm × 16-mm × 3.30-mm (0.39” × 0.63” × 0.13”) device operates in a temperature range from -30°C to 85°C, withstands reflow soldering temperatures of


DC/DC Converters Exhibit High Efficiency

December 10, 2008 4:34 am | Murata Power Solutions Inc. | Comments

Offering a power density of 0.85 W/cm³, Murata Power Solutions’ MEV and MEA Series isolated 1-W DC/DC converters achieve a typical efficiency of 84%. The 0.770” × 0.236” × 0.394” SIP 7-packaged instruments present load regulation performance of <5%, input voltages of 5 V or 12 V, output voltages from 5 V to 12 V, toroidal magnetics, ceramic

Solid State Drive Stores 32 GB

December 10, 2008 4:01 am | Comments

Visible to the system as 2 independent SATA drives, Curtiss-Wright Controls’ XMC/PMC-550 NAND Flash solid state drive provides up to 32 GB of disk space. The component delivers data transfer rates of up to 30 MB/s for raw read and write access and up to 40 MB/s with software RAID support. The device exhibits hardware write protection, up to

Dual TLM Transistors Exhibit Low VCE(SAT)

December 9, 2008 11:32 am | Comments

Functioning in a TLM832D package, Central Semiconductor’s CTLM3410-M832D (NPN), CTLM7410-M832D (PNP), and CTLM3474-M832D (complementary NPN/PNP) dual TLM transistors have a typical VCE(SAT) of 20 mV (NPN) and

Digital VRM Challenges Analog Systems

December 9, 2008 10:37 am | Ericsson Power Modules | Comments

Using a highly-integrated digital PWM controller, the 100-W BMR450 voltage regulation module (VRM) from Ericsson Power has a component count up to 50% smaller for a higher power density (120 A/in2) than a similar analog product. Further performance advantages are realized using the device’s embedded dynamic and adaptive controls.

LED Pilot Light Indicates in Critical Environments

December 9, 2008 9:17 am | Comments

Retrofitting and replacing common GE ET-16 sockets, DDP’s PowerLine PL16 Pilot 16-mm LED pilot light includes a solid-state, bayonet-based LED lamp and a Lexan lens that resists impact in industrial plants and utilities. The device uses a shunt resistor to reduce transient current and prevent a false positive indication by the LED. The product comes in 24-V, 48-V, or 120-V designs with thermoplastics, an operational lifetime of up to 100,000 hours, and


I/O Receptacles Offer 19 Contact Positions

December 9, 2008 8:40 am | Comments

Coming with surface-mounted signal leads and through-hole ground tails, Samtec’s Mini HDMI (MHDMI) Series I/O receptacles are comprised of 19 contact positions with 5 signal pairs and 4 power lines. The mating cable plug (HPSTP Series) exhibits a micro-shielded twisted pair of 30 AWG cable, to prevent EMI interference from

Gas Discharge Tubes Demonstrate Low Capacitance

December 9, 2008 8:09 am | Comments

Protecting sensitive datacom and telecom equipment from transient surge voltage damage from lighting strikes and equipment switching operations, Tyco Electronics’ R Series gas discharge tubes (GDTs) exhibit capacitance values as low as 0.5 pF. The SMT components offer a voltage range from 75 V to 600 V, sizes from 3 mm to 8 mm, 2- or 3-

DC Electronic Loads Operate at Low Voltage

December 9, 2008 7:07 am | Comments

Delivering power of 100 W (dual), 300 W, and 400 W, Chroma ATE’s 63600 Series DC electronic loads can draw a typical rated current of 80 A under a voltage of 0.4 V. The instruments simulate dynamic loading applications with programmable load levels, slew rates, duration, and conducting voltage. The devices exhibit an audio frequency

12-bit ADCs Address Space-Constrained Applications

December 9, 2008 6:50 am | Analog Devices, Inc. | Comments

Requiring only eight pins and traces compared to as many as 26 in similar dual-channel devices, a pair of four-channel 12-bit analog-to-digital converters (ADCs) Analog Devices use up to 50 percent less printed-circuit-board surface area than other ADCs in their class. Requiring a single 1.8-Vin, the 250-MSPS (mega-sample-per-second) AD9239 incorporates a packetized output scheme, while the 210-MSPS AD9639 supports a JESD204-compliant output.

Cable Joins USB and RS232 Devices

December 9, 2008 5:56 am | Comments

Providing an interface between USB and RS232-based devices, the USB-RS232-WE cable from Future Technology Devices has a small PCB encapsulated into the USB connector with an FTDI FT232R serial UART IC interface plus a RS232 level shifter. Supporting data transfer rates up to 1 Mbaud, the cable has LED indicators


Audio Amplifier Exhibits Low PSRR

December 9, 2008 5:55 am | On Semiconductor | Comments

Performing in portable and wireless applications, ON Semiconductor's NCP2991 Class AB audio amplifier offers a power supply rejection ratio (PSRR) of -103 dB. The 1.450-mm × 1.450-mm × 0.600-mm µBump-packaged component demonstrates selectable start-up time between 15 ms and 20 ms, current consumption of 20 nA, total harmonic

ESD Arrays Exhibit Low Capacitance and Leakage Current

December 9, 2008 5:53 am | Comments

With a typical capacitance of 0.7 pF and a maximum leakage current as low as 0.085 µA, the VBUS053AZ-HAF ESD-protection array from Vishay guards USB-OTG ports against transient voltage signals. The device provides three lines of USB ESD protection at a 5.5-V working voltage, and one line of VBUS protection


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