Op Amps Exhibit Low Input Noise

December 4, 2008 11:05 am | Product Releases | Comments

Included in the WEBENCH Sensor Designer Tool, National Semiconductor’s LMP2021 (single) and LMP2022 (dual) zero-drift operational amplifiers present an input voltage noise of 11 nV/sqrt Hz at a gain of 1,000 V/V. The components use EMI suppression filters, demonstrate an EMI rejection ratio (EMIRR) of 79 dB, support 24-bit data acquisition systems, and optimally drive the ADC161S626 16-bit ADCs. The products offer input offset


MMIC Chip Accepts Parallel Data Input

December 4, 2008 7:07 am | Product Releases | Comments

Featuring parallel data input and compensated on-chip gate bias, an 8.5 to 11-GHz gallium arsenide (GaAs) monolithic microwave integrated circuit (MMIC) core chip from Mimix Asia delivers 21 dB of RX gain. The transmit amplifier also has a typical Small-signal gain of 19 dB. Mimix performs on-wafer RF, DC, and output power testing on the XZ1002-BD


VHF Modules Combine Driver and Output Stage

December 4, 2008 6:59 am | Product Releases | Comments

Consisting of a driver and an output stage, a pair (10 watt and 40 watt) of wide-band VHF power amplifier modules from M/A-COM simplifies design in mobile, portable, and base station systems for microwave and RF applications. The 10-W MAPM-020512-010C00 is a dual-stage module with over 20 dB of gain


Buck Regulator Achieves High Efficiency

December 4, 2008 6:08 am | Fairchild Semiconductor | Product Releases | Comments

Exhibiting an input voltage range from 3 V to 24 V, Fairchild Semiconductor’s FAN2108 8-A TinyBuck DC/DC buck regulator delivers 92% efficiency at 3.3-V output and 87% efficiency at 1.8-V output with 12-V input and 8-A load current, and peak efficiency of 95% at 5-V input and 3.3-V output. The 5-mm × 6-mm MLP-packaged component integrates


RFID IC Monitors Temperature Throughout Shipping Process

December 3, 2008 8:44 am | Product Releases | Comments

Enabling logistics customers to monitor and record temperature and humidity throughout the shipping process, the ZMD41211 temperature logger and Smart Label RFID IC from ZMD AG has a built-in timer function. The temperature logger complies with ISO 15693 RFID technology and can be read and programmed with existing standard compliant systems


RF Transistors Operate in Wide Frequency Range

December 3, 2008 6:22 am | Product Releases | Comments

Functioning in radar applications, signal jammers, and wireless communications, TriQuint Semiconductor’s PowerBand family of broadband RF transistors perform in an operational frequency range from 500 MHz to 3 GHz. The devices deliver an output power range from 10 W to 50 W, and demonstrate operating voltages ranging from 12 V to 28 V. The components can be developed using gallium arsenide (GaAs) and


Controllers Present ±5 Percent Current/Voltage Regulation

December 1, 2008 11:13 am | Product Releases | Comments

Targeting universal input applications rated at up to 8 W, CamSemi’s C2140 Series primary side sensing (PSS) flyback controllers demonstrates current and voltage regulation of ±5%. The SOT23-6-packaged components uses algorithms combined with digital techniques to monitor the output voltage, provide current regulation, and enable quasi zero voltage


ADCs Consume Low Power

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


SoC Integrates 2.4 GHz Transceiver Core

November 24, 2008 11:33 am | Product Releases | 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


Switcher ICs Simplify Constant-Voltage Converter Design

November 24, 2008 6:48 am | Power Integrations | Product Releases | 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.


MMIC Amplifiers Target Microwave/Millimeterwave Radios

November 21, 2008 6:59 am | Product Releases | Comments

Suiting VSAT, military and space, fiber optics, sensor, and test instrumentation applications, Hittite Microwave’s HMC451LP3E and HMC-ABH264 GaAs PHEMT MMIC amplifiers work in point-to-point and point-to-multipoint radios. The RoHS-compliant HMC451LP3E operates from 5 GHz to 18 GHz with 18-dB gain, 21-dBm saturated output power at 18% PAE, and 28-dBm output IP3 in a temperature range from -40°C to 85°C. The HMC-ABH264 performs from


Transistors Demonstrate Low VCE(SAT)

November 20, 2008 6:02 am | Product Releases | Comments

Coming in a SMT SOT-883L TLP leadless package, Central Semiconductor’s CET3904E (NPN) and CET3906E (PNP) 40-V general-purpose transistors exhibit VCE(SAT) values of 0.100 V (max.) and 0.057 V (typ.) at 10 mA, and 0.2 V (max.) and 0.100 V (typ.) at 50 mA. The 1.050 mm × 0.650 mm × 0.400 mm components have a max. collector current of


Isolation Amplifier Targets Hybrid Vehicles

November 20, 2008 4:36 am | Product Releases | Comments

Qualifying to AEC-Q100 automotive stress test requirements, Avago Technologies’ ACPL-782T automotive-grade isolation amplifier operates in Hybrid electric vehicles. The 8-pin DIP-packaged component offers common mode noise rejection of 15 kV/µs at a typical common-mode voltage of 1 kV, an input offset voltage of 0.3 mV, ±2% gain tolerance, and gain drift versus


Buck Regulator Includes Programmable LDO

November 19, 2008 11:31 am | Product Releases | Comments

Providing the 5 V needed for the gate drive bias, Semtech’s SC417 point-of-load (POL) synchronous buck regulator uses an adjustable 150-mA LDO for operation from a single rail. The RoHS-compliant unit offers an input voltage range from 3 V to 28 V, internal crossover circuitry, pseudo fixed frequency adaptive on-time control, SmartDrive technology, and


DC/DC Converter Focuses on Light-Load Efficiency

November 18, 2008 5:27 am | Product Releases | Comments

Intended for applications such as telecom, computing, industrial, and consumer point of load applications, a 1.5-A output step-down switcher from TI uses the Eco-mode light-load switching technique to achieve a 116-uA operating current and 1.3-uA shutdown current. Features of the 65-V input device include an integrated FET, a switching frequency range



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