Silicon Piezoresistive Relative Pressure Sensor KPY 41-R KPY 46-R Features • • • • Low pressure and temperature hysteresis Fast response High sensitivity and linearity Fatigue free monocrystaline silicon diaphragm giving high load cycle stability • High long term stability • Pressure coupled to rearside of silicon diaphragm • Built in silicon temperature sensor TO-8-4 Type and Marking Symbol Pressure Range Unit Ordering Code KPY 41 R P0 … PN 0 … 0.25 bar Q62705-K159 KPY 42 R 0 … 0.6 Q62705-K160 KPY 43 R 0 … 1.6 Q62705-K161 KPY 44 R 0…4 Q62705-K163 KPY 45 R 0 … 10 Q62705-K165 KPY 46 R 0 … 25 Q62705-K167 Pin Configuration 1 Capillary tube 2 + VIN 3 − VOUT 4 Temperature sensor (typ. R25 = 2 kΩ) 5 Temperature sensor 6 − VIN 7 + VOUT 8 Not connected Semiconductor Group 1 02.97 KPY 41-R KPY 46-R Absolute Maximum Ratings Parameter Symbol Pressure overload PMAX KPY 41 R KPY 42 R KPY 43 R KPY 44 R KPY 45 R KPY 46 R Limit Value bar 2 6 10 16 30 40 TA Tstg VIN Operating temperature range Storage temperature range Supply voltage − 40 … + 125 ˚C − 50 … + 150 ˚C 12 Electrical Characteristics at TA = 25 ˚C and VIN = 5 V, unless otherwise specified. Parameter Symbol Limit Values min. typ. max. Bridge resistance RB 4 − 8 Sensitivity s 32.0 24.0 KPY 41 R 16.8 24.0 15.0 KPY 42 R 11.0 12.5 8.8 KPY 43 R 5.6 9.0 6.0 KPY 44 R 4.0 4.0 2.6 KPY 45 R 1.8 2.0 1.2 KPY 46 R 0.88 Output voltage Vfin KPY 41 R 40 30 21 KPY 42 R 72 45 33 KPY 43 R 100 70 45 KPY 44 R 180 120 80 KPY 45 R 200 130 90 KPY 46 R 250 150 110 Offset voltage V0 P = P0 − 25 − + 25 Linearity error (Best fit straight line) FL P0 = P0 … PN KPY 41 … 45 R − ± 0.15 ± 0.35 KPY 46 R ± 0.15 − Pressure hysteresis PH P1 = P0, P2 = PN, KPY 41 … 46 R − ± 0.1 − P3 = P0 Semiconductor Group Unit 2 V Unit kΩ mV/Vbar mV mV % Vfin % Vfin KPY 41-R KPY 46-R Electrical Characteristics at T1 = 25 ˚C, T2 = 125 ˚C, T3 = 25 ˚C and VIN = 5 V, unless otherwise specified. Parameter Symbol Temperature coefficient of Vfin KPY 41 R KPY 42 R KPY 43 R KPY 44 R KPY 45 R KPY 46 R TCVfin Temperature coefficient of V0 KPY 41 R KPY 42 R KPY 43 R KPY 44 R KPY 45 R KPY 46 R TCV0 Temperature coefficient of RB KPY 41 … 46 R TCRB Temperature hysteresis of V0; Vfin KPY 41 R KPY 42 R KPY 43 … 46 R TH Limit Values Unit min. typ. max. − 0.19 − 0.19 − 0.19 − 0.19 − 0.19 − 0.19 − 0.13 − 0.15 − 0.16 − 0.17 − 0.17 − 0.17 − 0.09 − 0.12 − 0.13 − 0.14 − 0.14 − 0.15 %/K %/K − 0.05 − 0.05 − 0.03 − 0.03 − 0.03 − 0.03 − − − − − − + 0.05 + 0.05 + 0.03 + 0.03 + 0.03 + 0.03 %/K − − 0.7 − 0.5 − 0.3 + 0.095 − − − − + 0.7 + 0.5 + 0.3 % v. Vfin Package Outline TO-8-4 Dimensions in mm Weight approx. 3.2 g Exterior Packaging I.e. tubes, trays, boxes are shown in our Data Book “Package Information”. Semiconductor Group 3