Electronic Design

Component Specifier: Cooling Devices

HEATSINKS /LIQUID COOLERS /COLD PLATES
TYPE/Model Features P & A Source
HEATSINK
Tiger series
Line of low-cost Tiger CPU coolers for the Intel Pentium 4 processor; extruded aluminum fins; includes a high-powered fan that is mounted on top of the heatsink; thermal resistance ranges from 0.41°C/W to 0.43°C/W Ranges from $4.00 to $7.50 each; stock JMC Products
www.jmcproducts.com
(512) 834-8866
HEATSINK
HP-120-120-120
Heatsinks for high-power devices; "adaptable soldering" production process features flexible combinations of aluminum and copper for fins and base, one to four heat spreaders, and fin and base variations; standard product has 25 2-mm thick fins with 3-mm gap; 120-mm3 package can attach one or two fans for 0.1°C/W thermal resistance About $35 each in OEM quantities, $80 each for samples; five weeks ACK Technology Inc.
www.acktechnology.com
(714) 739-5797
HEATSINK
S-PAL8045/8055
Heatsinks designed for AMD Athlon, Duron, Athlon XP/MP processors; well suited for Socket A boards; 45 mm (8045) and 55 mm (8055) high; 0.28°C/W thermal resistance with fan About $40 each in single quantities; stock Alpha Novatech Inc.
www.alphanovatech.com
(408) 749-7601
LIQUID COOLER
MCW6000
The MCW6000 waterblock is a heavy-duty liquid cooling solution for high-end microprocessors; supports AMD, Pentium, Xeon, K8, Athlon 64, and Opteron processors; 2.5- by 2.5-in. form factor; 3/8-in. diameter fluid inlet and outlet $39.99 to $42.50 each; stock Swiftech
www.swiftnets.com
(562) 595-8009
COLD PLATE
AHP-1200CP with FA-1200 option
Solid-state thermoelectric cold plate; air cooled; operates from 115 V ac; FA-1200 adjustable feet option enables users to change the height of cold plates; available with built-in digital temperature controller with external sensor $995 each for single units; stock to four weeks ThermoElectric Cooling
America (teca) Corp.
www.thermoelectric.com
(888) 832-2872
FANS /BLOWERS /ACCESSORIES
TYPE/Model Features P & A Source
PULSE-WIDTH-MODULATED FAN
High-frequency PWM
High-frequency pulse-width-modulated (PWM) fans that perform at low noise levels by eliminating the power switching noise; fan coils switched with a frequency above 20 kHz; available in sizes ranging from 70 by 15 mm to 120 by 38 mm Ranges from $4 to $15 each; stock JMC Products
www.jmcproducts.com
(512) 834-8866
AIR FILTER
MagnaFlex
Air filter with bending flexibility to fit enclosures unable to use a rigid air filter frame; magnetic sealing strip to lock filter in place; frame thickness ranges from 0.03 to 0.12 in. Ranges from $10 to $25 each; two to three weeks Universal Air Filter
www.uaf.com
(800) 541-3478
HARD-DRIVE COOLER
HD Cooler
Hard-drive cooling system consists of an aluminum alloy heatsink and two 40-mm2 ball-bearing fans; supports IDE, SCSI, and serial ATA drives; two built-in sensors monitor hard drive and case temperatures; LED blinks if temperature exceeds 45°C $29.95 each; stock Antec Inc.
www.antec-inc.com
(800) 542-6832
PC/104 FAN CARD
Environmental Fan Card II
Multifunction add-on module for PC/104 computer systems that provides temperature-controlled forced-air cooling and humidity/pressure monitoring; uses two high-efficiency, brushless fans; onboard elapsed time counter and scratch memory Ranges from $187 to $224 each in 100-unit lots; stock Parvus Corp.
www.parvus.com
(801) 483-1533
AXIAL-FLOW FAN
MRS20 series
High-efficiency, low-noise axial flow fan; maximum airflow of 547 cfm (MRS20-BUL); audible noise performance is below 61 dB at the rated speed of 3400 rpm; fan size is 7.87 in.2 by 3.54 in. thick; available with a low-speed alarm circuit $266 each (MRS20-BUL); stock for up to five units Oriental Motor USA Corp.
www.orientalmotor.com
(800) 418-7903
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