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- A5303 senses light scattered from smoke particles
- Allegro driver ICs improve stepper-motor control
- Pre-driver IC for office automation applications
- Switch IC suits harsh industrial environments
- Allegro develops multi-output LED RGB driver IC
All articles from Allegro Microsystems
The A5303 from Allegro is a low-current BiCMOS photoelectric smoke detector integrated circuit designed to be used with an infrared optical chamber to sense light scattered from smoke particles.
News from Electronicstalk, 28 July 2010
Allegro driver ICs improve stepper-motor control
Two full-bridge stepper-motor driver ICs, the A4986 and A4987, have been introduced by Allegro Microsystems.
News from Electronicstalk, 1 July 2010
Pre-driver IC for office automation applications
Allegro Microsystems Europe has introduced a three-phase brushless DC motor pre-driver IC, targeted at applications within the office automation sector, including laser printer and copier drum drives.
News from Electronicstalk, 17 June 2010
Switch IC suits harsh industrial environments
The A1230 from Allegro Microsystems Europe is a dual-channel quadrature Hall-effect bipolar switch IC for use in rotating ring-magnet-based speed and direction sensing in automotive applications.
News from Electronicstalk, 4 June 2010
Allegro develops multi-output LED RGB driver IC
The A8512 from Allegro Microsystems is a multi-output white LED RGB driver IC for the LED backlighting of large-area LCD monitors and television screens.
News from Electronicstalk, 26 May 2010
DMOS motor driver ICs for office automation market
Allegro Microsystems Europe has introduced four DMOS microstepping motor driver ICs for the office automation market.
News from Electronicstalk, 3 May 2010
Latch ICs protect against high transient voltages
Allegro Microsystems' A1225, A1227 and A1229 are Hall-effect latch ICs that combine enhanced protection against high transient voltages.
News from Electronicstalk, 22 April 2010
Allegro Microsystems has announced two ultra-small Xenon photoflash charger ICs designed to offer a low-cost solution for very low power, small form factor cameras and camera phones.
News from Electronicstalk, 9 April 2010
Allegro IC senses currents of 12.5-25A nominal
The ACS710 from Allegro Microsystems Europe is a 120kHz bandwidth, high-voltage isolation current sensor integrated circuit (IC).
News from Electronicstalk, 26 October 2009
Latch IC offers improved switching repeatability
Allegro Microsystems Europe has launched the A1222, a temperature-stable and stress-resistant Hall-effect latch IC.
News from Electronicstalk, 14 September 2009
Allegro unveils ATS667LSG gear-tooth sensor IC
Allegro Microsystems Europe has introduced a true-zero-speed gear-tooth sensor IC to provide a flexible high-accuracy solution for digital gear-tooth sensing in automotive transmission applications.
News from Electronicstalk, 9 June 2009
The ACS758 from Allegro Microsystems Europe is a thermally enhanced, high-current, Hall-effect-based linear current sensor that can sense AC or DC currents.
News from Electronicstalk, 23 April 2009
Allegro current sensors available from Solid State
The next-generation, high-bandwidth, low-power-loss ACS758 current sensor range from Allegro Microsystems is now available from Solid State Supplies.
News from Electronicstalk, 20 April 2009
LED driver IC allows short switch 'on' times
The A621 from Allegro Microsystems Europe is an LED driver IC based on a buck (step-down) regulator circuit using constant 'on' time with valley current-mode control.
News from Electronicstalk, 11 February 2009
Allegro unveils programmable Hall-effect sensor IC
The A1386 from Allegro Microsystems Europe is a programmable linear Hall-effect sensor IC targeted at applications in the automotive market requiring accuracy in absolute position sensing.
News from Electronicstalk, 2 February 2009
IC uses valley current-mode control scheme
The A4403 from Allegro Microsystems Europe is a 3A buck regulator IC that uses a valley current-mode control scheme to offer low switch-on times.
News from Electronicstalk, 16 January 2009
Driver is cool choice for fan control
Single-phase brushless DC motor predriver IC can control high-current devices such as fans, blowers or pumps with supply voltages from 8 to 36V.
News from Electronicstalk, 19 August 2008
Hall-effect latch saves mobile power
Micropower latch has different clocking modes that can be used to control the average power consumption in portable applications while optimising it for a particular application.
News from Electronicstalk, 6 August 2008
IC prevents motor damage
The A3906 detects DC motor stall conditions and allows the control of the stall time, improving battery life and the prevention damage to the motor.
News from Electronicstalk, 16 July 2008
Driver powers automotive motors
Third-generation automotive-grade three-phase MOSFET predriver is ideal for systems that use sinusoidal control of the motor phase currents.
News from Electronicstalk, 9 July 2008
- Hall-effect latches stay stable
- H-bridge device provides efficiency boost
- Sensor IC boosts noise immunity
- Hall-effect switch saves portable power
Cables incorporate twisted shielded-pair design
Tyco Electronics has launched Madison Cable-brand Infinitwist cables, which are suitable for Infiniband-standard, 10G/40G/100G Ethernet-standard and fibre-channel-standard applications.
- DC/DC controller ideal for industrial systems
Linear Technology has introduced the LTC3860, a dual output synchronous step-down DC/DC controller for applications in high-current power distribution and industrial systems, DSP and ASIC supplies.
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