silicon microstructures incorporated ? 2001-2002 silicon microstructures, inc. ? 1701 mccarthy blvd. ? milpitas, ca 95035 usa tel: 408-577-0100 ? fax: 408-577-0123 ? sales@si-micro.com ? www.si-micro.com SM5501/sm5502 standard pressure, constant current standard pressure, constant voltage ? o em p ressure t ransducer f ully t emperature c ompensated a nd c alibrated description pressure sensor models SM5501 and sm5502 are fully temperature-compensated and calibrated. each sensor is housed in a rugged plastic enclosure. each series covers a wide range of full-scale pressures. differential, gage and absolute measurement configurations are available for a wide variety of applications. factory calibration provides either a gain-set resistor (model SM5501) or a fixed 50mv full-scale output (model sm5502). by eliminating the need for customer gain adjustments, these parts are truly interchangeable and offer remarkable assembly-cost savings for a wide variety of oem industrial, medical and consumer products. rugged pins, sealed into the package to prevent breakage, allow simple placement in pc boards using standard 0.1 inch center-to center pin spacing. full high-temperature plastic enclosure prevents substrate drift and eases handling. custom pressure ranges available in high- volume applications. features ? 5, 15, 30, 60, and 100 psi ranges available ? fully temperature-compensated ? thoroughly calibrated and interchangeable ? both constant voltage or constant current drive configuration available ? differential, gage or absolute measurement ? calibrated to better than 2% applications ? barometric pressure ? medical instrumentation ? environmental control ? altimeters ? automotive diagnostics ? appliances rev 1.2 8_02
SM5501/sm5502 ? 2001-2002 silicon microstructures, inc. ? 1701 mccarthy blvd. ? milpitas, ca 95035 usa tel: 408-577-0100 ? fax: 408-577-0123 ? sales@si-micro.com ? www.si-micro.com ordering information: excitation 1: current 2: voltage pressure type a: absolute (1 tube) d: differential (2 tubes) g: gage (1 tube) other configurations available on large orders. consult smi for details. sm5502 - 015 - a model number pressure range pressure type excitation characteristics for SM5501/sm5502 - specifications test conditions: model SM5501 w/excitation = 1.500ma @ 25 o c, model sm5502 w/excitation = 10.00vdc @ 25 o c, unless otherwise specified. min. typ. max. units notes excitation current (SM5501) 0.00 1.50 3.00 ma voltage (sm5502) 0.00 10.00 20.00 v output span (SM5501) 50.0 100.0 175.0 mv 1 span (sm5502) 49.5 50.0 50.5 mv offset -1.00 +0.20 1.00 mv temperature performance tc span -1.20 +0.20 1.20 %fs/100 c 2,3 tc offset -1.20 +0.20 1.20 %fs/100 c 2 temp hysteresis -0.15 +0.05 0.15 %fs accuracy linearity -0.15 +0.05 0.15 %fs 4 repeatability -0.15 +0.05 0.15 %fs pressure hysteresis -0.15 +0.05 0.15 %fs impedance (SM5501) z input 2.20 3.00 3.80 k ? z output 2.90 3.30 3.80 k ? impedance (sm5502) z input 4.50 8.00 25.00 k ? z output 2.00 2.50 3.80 k ? temperature range calibration 0 70 c operating -40 85 c storage -55 125 c dynamic characteristics proof pressure 3 times full-scale output or 225 psi, whichever is less burst pressure 5 times full-scale output or 225 psi, whichever is less notes: 1. gain-set resistor for constant current (SM5501); see application note an5500. 2. measured over a temperature range of 0 to 70 o c. for explanation of rms error, see application note an5500. 3. fs denotes full scale output 4. best fit straight line pressure ranges psi 5501/ 5502 5 005 15 015 30 030 60 060 100 100 notice: silicon microstructures, inc. reserves the right to make changes to the product contained in this publication. silicon microstr uctures, inc. assumes no responsibility for the use of any circuits described herein, conveys no license under any patent or other right, and makes no representation that the circuits are free of patent in fringement. while the information in this publication has been checked, no responsibility, however, is assumed for inaccuracies. silicon microstructures, inc. does not recommend the use of any of its products in life support applications where the failure or malfunction of the product can reasonably be expected to cause failure of a life-support system or to significantly affect its safety or effectiveness. products are not authorized for use in such appli cations. 1 rs (span cal) 1 -signal out 2 -signal out 2 -signal out 3 i excitation 3 v excitation 4 ground 4 ground 5 +signal out* 5 +signal out* 6 rs (span cal) 6 +signal out* * output increases as top-port pressure is increased notes: - all dimensions are shown in inches - tolerance on all dimensions + 0.005? unless otherwise specified. - side view for gage/absolute parts is same as the differential without the bottom port rev 1.2 8_02
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