sensing element absolute fam data sheet 1 features barometric pressure measurable surface mount package ordering information weight (grams) 0.3 measurable pressure range(kpa.abs) part number 34.66 to 168.0 fam-15pasr specifications model fam-15pasr unit recommended operating conditions pressure type absolute pressure - rated pressure 168.0 kpa.abs measurable pressure range 34.66 to 168.0 kpa.abs temperature range 0 to 50 deg.c pressure media non-corrosive gases only (no liquid) - excitation current (constant) 1.5 madc absolute maximum rating maximum load pressure twice of rated pressure - maximum excitation current 3.0 madc operating temperat ure -20 to 100 deg.c storage temperature -40 to 120 deg.c operating humidity 30 to 80 (non dew condition) %rh electric characteristics (drive current 1.5m a constant ,ambient temperature ta=25deg.c) output span voltage 80 to 160 (at 34.66 to 168.0kpa.abs) mv offset voltage 50 to 130 (at 101.3kpa.abs) mv bridge resistance 4000 to 6000 ? response time 2 (for the reference) msec. accuracy tso* +/-3 %fs/0-50deg.c tcs* 2.5 %fs/0-50deg.c linearity +/-0.3 %fs pressure hysteresis +/-0.2 %fs terminal leads configuration surface mount package model rated pressure (psi) pressure type a absolute pressure rohs compliance *tso : temperature sensitivit y of offset voltage(temperat ure range from 0-50 deg.c) *tcs : temperature coefficient of output span voltage(temperature range from 0-50 deg.c)
sensing element absolute fam data sheet 2 p1= 34.66 kpa.abs t1= 0 deg.c p2= 67.98 kpa.abs t2= 25 deg.c p3= 101.3 kpa.abs t3= 50 deg.c p4= 168.0 kpa.abs offset voltage (mv) voff = v(p3,t) at 101.3kpa.abs output voltage at full scale (mv) v(p1,t) at 34.66kpa.abs v(p4,t) at 168.0kpa.abs output span voltage (mv) sv = v(p4,t) - v(p1,t) sv(0) = v(p4,t1) - v(p1,t1) sv(25) = v(p4,t2) - v(p1,t2) sv(50) = v(p4,t3) - v(p1,t3) temperature sensitivity of offset voltage (%fs) tso = {larger one} / sv(25) x 100 larger one = larger absolute value which of {v(p3,t1)-v(p3,t2) } and {v(p3,t3)-v(p3,t2)} temperature coefficient of output span voltage (%fs) tcs = {max[sv(0),sv(25),sv(50)] - min[sv(0),sv(25),sv(50)] } / sv(25) x 100 linearity (%fs) nl = {v(p2,t2) - [v(p1,t2)+v(p3,t2)]/2 } / sv(25) x 100 pressure hysteresis (%fs) phys = {v?(p3,t2) - v(p3,t2) } / sv(25) x 100 v?(p3,t2) : output voltage against p1 after stressing by p3 pressure.
sensing element absolute fam data sheet 3 outline dimensions connection diagram
sensing element absolute fam data sheet 4 output characteristics note ; please read instruction ?notes? before using the sensor. fujikura reserves the right to c hange specifications without notice. please keep the sensors sealed using static shielding b ags on storage.the pins of t he sensor are plated by ag. if the sensors expose to an atmosphere, th e pins will be black by sulfuration. please set zero-calibration function up your products. the offset voltage may be shifted some mechanical stress such as mounting, installation and etc. over longtime using. output span voltage 168.0 output voltage mv pressure(kpa.abs) 34.66 offset voltage 101.3 atomospheric pressure
sensing element absolute fam data sheet 5 reflow soldering process recommendation profile a: rump up rate 1 or 2 deg.c/sec. b: pre-heating 150 to 180 deg.c,within 60 to120sec. c: rump up rate 1 to 2 deg.c/sec. d: heating max.230 deg.c,max.10sec. 210 deg.c,within 30sec. e: rump down rate 1 or 2 deg.c/sec. note ; 1 ) temperatur e means surface temperatur e of the sensor package. 2 ) reflow process max. 2 times. 3 ) do not wash the sensor. 4 ) do not put the solder and fl ux on the sensor package. if you have any questions regarding technical issues or specifications, please contact us. fujikura ltd. sensor department 5-1 kiba 1-chome, koto-ku, tokyo 135-8512, japan phone +81-(0)3-5606-1072 e-mail : sensor@fujikura.co.jp package surface temperature (degree c) 210 150 room te m p . a b c d e 230 time
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