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ADCs Consume Low Power

November 25, 2008 6:30 am | Microchip Technology Inc. | Comments

Providing 18-bits of resolution, Microchip Technology’s MCP3422, MCP3423, and MCP3424 delta-sigma ADCs exhibit power consumption of 135 µA at 3-V continuous conversion. The 2 mm × 3 mm DFN-packaged components integrate a voltage reference, a programmable gain amplifier, and an on-board oscillator. The multi-channel devices are appropriate for


PoE Splitter Powers Heaters or Illuminators

November 25, 2008 5:43 am | Phihong | Comments

Providing 12 V at 1.75 A for powering heaters or illuminators, the POE21-120F Power-over-Ethernet splitter from Phihong can forward IEEE802.3at/af power and data to video surveillance cameras. The 12-VDC out Gigabit-compatible splitter works with any Ultra PoE midspan with the same detection and overload features specified in IEEE 802.3af standards

Carrier Cards Handle PCI Bus Signals

November 25, 2008 5:42 am | Comments

Acting as an adapter to route PCI bus signals to and from the PMC module through the CompactPCI card slot edge connector, AcPC4620 Carrier Cards from Acromag include support for 3.3-V and 5-V DC signaling. A PLX Technology PCI6540 bridge device provides a transparent 32-bit 33/66-MHz PCI/PCI bridge for data transactions from


Linear Slides Utilize Step Motor

November 25, 2008 5:28 am | Comments

Including a ball screw and table, Oriental Motor’s EZ Limo EZSII Series motorized linear slides use the aStep step motor for achieving positioning response without missteps. The instruments offer 3 sizes, the EZS3, EZS4, and EZS6, ranging from 1.97” to 27.56” stroke in 1.97” increments (up to 33.46” in 1.97” increments in the EZS6). The devices reach maximum slide speeds of 31.50” per second with a 0.50” screw lead, and can move a 16.50-lb load over

Brochure Covers Sensors for Home Appliances

November 25, 2008 4:22 am | Comments

Coming with technical data and dimensional drawings, Epcos’ “Sensors for Home Appliances” brochure gives detailed information on Epcos' range of sensors for applications in the home appliance industry. Small household appliances that the sensors perform in consist of water boilers, coffee machines, and electric irons. Large household appliances include washers, driers, dishwashers, refrigerators, freezers, and ovens. The literature also shows offerings in

SoC Integrates 2.4 GHz Transceiver Core

November 24, 2008 11:33 am | Comments

Including the Enhanced ShockBurst hardware link layer, Nordic Semiconductor’s nRF24LE1 SoC uses the nRF24L01+ 2.4-GHz transceiver core in wireless applications running on coin cell batteries. The component utilizes an 8051 mixed signal MCU core offering performance via one or two clock cycles, 16 KB of on-chip Flash memory, and 1-KB of SRAM. The unit presents a 32-kHz oscillator for synchronous protocols, a 16-MHz RC oscillator for

Connectors Suit Electric Vehicles

November 24, 2008 11:00 am | Comments

Protecting against the possibility of surface damage caused by arcing via surface platings, FCI’s Apex 950 and RCS-800 families of connectors target electric vehicles (EV) and hybrid electric vehicles (HEV). The Apex 950 interconnects reach a current carrying capacity up to 150 A, and the RCS-800 terminals contain an 8-mm round-pin design that is said to

PCI Card Offers Multiple I/Os and Channels

November 24, 2008 9:59 am | Comments

Presenting an IRIG-B time synchronization input, Data Device Corporation’s BU-65590I multi-I/O PCI card provides up to 4 dual-redundant MIL-STD-1553 channels, 16 ARINC 429 receive channels, 4 ARINC 429 transmit channels, 6 user-programmable digital discrete I/Os, 2 RS-232 serial I/O channels, and 2 RS-422/485 serial I/O channels. The component includes a combined RT/Monitor mode to monitor all 1553 communications on the bus, including


Toolkit Generates and Analyzes SISO and MIMO Signals

November 24, 2008 8:59 am | Keithley Instruments | Comments

Integrating into the 2800 and 2900 Series, Keithley Instruments’ SignalMeister 3.0 RF communications toolkit provides RF signal generation and RF signal analysis of single-input single-output (SISO) and multiple-input multiple-output (MIMO) signals. The program contains built-in libraries for mobile communications protocols (3GPP and 3GPP2 standards), including WCDMA, HSPDA, HSUPA, cdmaOne, cdma2000, and 1xEV-DV. The software also has

LEDs Offer Wide Viewing Angle

November 24, 2008 8:00 am | Comments

Adding to the PLCC-4 Series, Avago Technologies’ ASMT-QxBB Series 0.5-W SMT LEDs display a viewing angle of 120° in automotive and electronic sign applications. The RoHS-compliant components exhibit mid-power intensity brightness with optimum flux performance using InGaN chip technology, as well as optical efficiencies of 48 lm/W (cool white) and 43 lm/W (warm white). The Pb-free devices demonstrate a junction temperature of 125°C, thermal resistance of

Switcher ICs Simplify Constant-Voltage Converter Design

November 24, 2008 6:48 am | Power Integrations | Comments

Targeting applications requiring +/-5% voltage accuracy, the LinkSwitch-CV Series of AC/DC switched-mode power conversion ICs simplify the design of CV converters by eliminating all secondary-side CV and control-loop compensation circuitry. The family includes the LNK626PG, presented as the world’s highest-power accurate constant voltage (CV) integrated switcher IC with primary-side control.

Suppressor Delivers Filtering and Clamping

November 24, 2008 6:40 am | Avx Corporation | Comments

Combining stacked capacitors and multilayer varistors, AVX’s CapGuard transient voltage suppressor (TVS) demonstrates broadband off-state EMI filtering and bi-directional transient clamping. The component offers energy ratings of 1.2 joules and 1.5 joules, parallel capacitance values from 10 nF to 33 nF, and operating temperatures from -55°C to 125°C. The product exhibits working voltages of 18 VDC, 26 VDC, 30 VDC, and 48 VDC, and

S-Band VCO Operates to 2,450 MHz

November 24, 2008 6:13 am | Comments

Offering a tuning voltage range from 0.50 VDC to 4.50 VDC, Z-Communications' V804ME14-LF S-band VCO performs from 2,300 MHz to 2,450 MHz in broadcast system applications. The RoHS-compliant unit exhibits a typical phase noise of -99 dBc/Hz at 10-KHz offset, a typical tuning sensitivity of 52 MHz/V, and typical second harmonic suppression of -20 dBc. The 0.50" × 0.50" × 0.13" MINI-packaged oscillator shows typical output power of


Smart Inertial Sensors Serve in Medical Devices

November 24, 2008 6:01 am | Analog Devices, Inc. | Comments

Enabling implementation of motion and navigation control in a broader range of applications, including medical instrumentation, the iSensor family of inertial sensors from Analog Devices has added the ADIS16405 six-degrees-of-freedom (6DoF) inertial measurement unit (IMU) and the ADIS16300 four-degrees-of-freedom (4DoF) IMU.


Quarter Brick Converter Provides Up to 25 A

November 24, 2008 5:33 am | Comments

Operating from a 36-Vdc to 75-Vdc input, the 300-W FPQR48T01225 regulated quarter brick converter from FDK provides a 12-Vdc output at up to 25 A. With an efficiency in excess of 92.5%, the 2.28" x 1.45" x 0.555” device includes features such as input under-voltage lockout (UVLO), output over-current protection (OCP), output over-voltage protection


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