| MOTOR CONTROL | |||
| TYPE/Model | Features | P & A | Source |
|
DATA CONVERTER AD7266 SAR ADC |
12-bit successive approximation register analog-to-digital converter (ADC); simultaneous sampling; 2-Msample/s throughput; dual channel; consumes less than 20 mW; targeted at automotive/industrial applications | $7.55 each (1000-unit lots); sampling now | Analog Devices Inc. www.analog.com (800) 262-5643 |
| AD7400 Sigma-Delta ADC |
12-bit linearity; sample rates up to 20 Msamples/s; 78-dB signal-to-noise ratio over a 20-kHz bandwidth; less than 30-ppm/°C offset drift; 3.75-kV reinforced isolation; aimed at automotive/industrial applications | $4 each (1000-unit lots); sampling now | |
| AD2S1200 RDC |
Monolithic resolver-to-digital converter; up to 1000 rps; up to ±11 arc minutes in 12- by 12-mm package; 12-bit-resolution tracking resolver; on-board oscillator; intended for automotive/industrial applications | Starts at $12 each (1000-unit lots); stock | |
|
H-BRIDGE IR3220S |
H-bridge controller and two high-side MOSFETs in a 20-pin package; rated at 40 V; 21 by 25 mm; targeted at automotive dc applications up to 6 A | $2.90 each (10,000-unit lots); stock | International Rectifier www.irf.com (310) 322-3331 |
|
VARIABLE SPEED ZXBM 2004 |
Thermal control; two-phase; controls brushless dc fans and blowers up to 100 W; built-in Hall amplifier; two separate diagnostic outputs | $0.60 each (10,000-unit lots); four to six weeks | Zetex Semiconductors www.zetex.com (631) 360-2222 |
|
MOTION PROCESSOR Magellan MC58000 Series |
1-, 2-, 3-, and 4-axis configurations; supports dc brush, brushless dc, microstepping, and pulse and direction motors; programmable PID (proportional, integral, derivative) filter; 32-bit position error; dual bi-quad filters; 50-µs loop time | Starts at $24 each in OEM lots; stock | Performance Motion Devices Inc. www.pmdcorp.com (781) 674-9860 |
|
PID POSITION ICON/Mini/Micro PID Position Controller |
Aimed at small- or medium-sized dc brushed motors; 32-bit position control; direct position control via 38.4-, 19.2-, or 9.6-kbit/s serial interface; 12.0-, 3.75-, and 2.5-A models | $70 to $75 each in singles; stock | Solutions Cubed www.solutions-cubed.com (530) 891-8045 |
|
AC MOTOR DRIVE SV3000 |
AC adjustable-speed flux vector drive; available from 1 to 350 HP; open loop or closed loop; NEMA (National Electrical Manufacturers Association) size 4 to 12 enclosures through 40 HP; full torque at zero speed | Starts at $1625; one to five days | Danaher Motion www.DanaherLinear.com (440) 995-32005 |
MOTORS |
| TYPE/Model | Features | P & A | Source |
|
GEARMOTOR PS2300 |
Parallel-shaft gearmotor; continuous-duty torque up to 320 in.-lbs; compatible with Groschopp ac, PM, and dc brushless motors; 13 ratios from 5:1 to 300:1 | Starts at around $300; stock to one week | Groschopp Inc. www.groschopp.com (800) 839-4135 |
|
LINEAR Micro Linear |
Low-inertia, direct-drive motor; tubular construction with 0.016-in. air gap between moving components; can complete repetitive 1-mm X-Y movements with 1-µm accuracy in 25 ms; targeted at medical/biotech instrumentation | Starts at $235 each; stock to four weeks | Copley Controls Corp www.copleycontrols.com (781) 828-8090 |
|
STEP SilverPak 17 |
Two-phase, 1.8° bipolar step motor; integrated microstepping driver; built-in encoder; NEMA size 17 enclosure; resolution includes full step, 1/2 step, 1/4 step, and 1/8 microsteps; operates on 12 to 24 V dc | Starts at $200 each; two to three weeks | Lin Engineering www.linengineering.com (408) 919-0200 |
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