Features This series is currently available but n Low voltage operation not recommended for new designs. n Low current consumption n Miniature SMD package size 2 n I C communication protocol n Reliable capacitive technology n Relative humidity accuracy of 2 % (Typical) BPS230 Series - 2 mm Humidity Sensor Absolute Maximum Ratings Supply Voltage (V ) ............................................................................................................................................................................. -0.3 to 7.0 V cc Input Voltage (V ) I CE ............................................................................................................................................................................................-0.3 to V + 0.3 V cc SCL/SDA ........................................................................................................................................................................................... -0.3 to 7.0 V Output Voltage (VO) ....................................................................................................................................................................-0.3 to V + 0.3 V cc Hi-level Output Current (IOH) 1 Terminal ................................................................................................................................................................................................... -5 mA All Terminals Total ..................................................................................................................................................................................... -20 mA Low-level Output Current (IOL) 1 Terminal .....................................................................................................................................................................................................5 mA All Terminals Total .......................................................................................................................................................................................20 mA Operating Temperature (T ) ......................................................................................................................... -40 C to +105 C (-40 F to +221 F) a Storage Temperature (T ) .......................................................................................................................... -50 C to +125 C (-58 F to +257 F) stg Recommended Operating Conditions Power Supply Voltage (V ) ........................................................................................................................................................... 1.62 to 5.5 VDC cc Capacitance between V and V (C ) ............................................................................................................................................. 0.1 F typical cc ss p 1 Pull Up Resistor Value on SDA (R1) ....................................................................................................................................................5 k typical 1 Pull Up Resistor Value on SCL (R2) ....................................................................................................................................................5 k typical 1 Select the resistance value to meet AC characteristics. Electrical Characteristics Humidity Detection Measurement Range .................................................................................................................................................................... 0 to 100 % RH Resolution (10-bit)...................................................................................................................................................................... 0.1 % RH typical Humidity Accuracy - Typical (see Humidity Sensor Accuracy Graph for Maximum Rating) 25 C (20 to 80 % RH) ............................................................................................................................................................... 2 % RH 5 C to 45 C (0 to 100 % RH) ................................................................................................................................................... 4 % RH Hysteresis 5 C to 45 C (0 to 100 % RH) ............................................................................................................................. 1 % RH typical Response Time Reach ( 63 % 25 C, wind velocity 1.0 m/s) ...................................................................................................................... 8 seconds Unless otherwise specified: V = 1.62 to 5.5 V, V = 0 V, T = -20 C to 100 C CC SS a Temperature Detection Measurement Range ................................................................................................................................ -30 C to +100 C (-22 F to +212 F) Resolution (11 bit) -10 C to +70 C ...................................................................................................................................................................0.1 C (0.18 F) All other temperatures ..........................................................................................................................................................0.4 C (0.72 F) Temperature Accuracy 5 C to 60 C ............................................................................................................................................................... 0.4 C (0.72 F) -20 C to 85 C ............................................................................................................................................................. 1.0 C (1.8 F) Reproducibility -30 C to 100 C ........................................................................................................................................ 0.1 C (0.18 F) Response Time NOTE 1 Reach ( 63 % (dependent on surrounding heat conduction ) ........................................................................................ 30 seconds Unless otherwise specified: V = 1.62 to 5.5 V, V = 0 V, T = -30 C to 100 C CC SS a NOTE 1 Extended exposure to >90 % RH causes a shift of up to 3 % RH which is reversible after a period of 14 days. Current Consumption Sleep Current (CE=0, Sleep Mode) ........................................................................................................................10 nA typical, 400 nA maximum Average Operating Current ..................................................................................................................................... 13 A typical, 35 A maximum Unless otherwise specified: V = 1.62 to 5.5 V, V = 0 V, T = 0 C to 60 C CC SS a * RoHS3 Directive 2015/863 Amendments of Annex II on March 31, 2015 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. WARNING Cancer and Reproductive Harm The products described herein and this document are subject to specific legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. *RoHS COMPLIANT VERSIONS AVAILABLE *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* *RoHS & AEC COMPLIANT *RoHS COMPLIANT AEC APPROVED (Select Models)Applications Industrial: **Medical Devices (low/medium risk): n HVAC systems n Diagnostic equipment n Process monitoring n Analysis equipment n Packaging automation BPS230 Series - 2 mm Humidity Sensor 3312 - 2 mm SMD Trimming Potentiometer Input/Output Terminal Characteristics High Level Input Voltage 1 (VIH1) Target Terminal: SCL, SDA ...........................................................................0.7 V minimum, V maximum cc cc High Level Input Voltage 2 (VIH2) Target Terminal: CE .......................................................................................0.8 V minimum, V maximum cc cc Low Level Input Voltage 1 (VIL1) Target Terminal: SCL, SDA .............................................................................V minimum, 0.3 V maximum ss cc Low Level Input Voltage 2 (VIL2) Target Terminal: CE ........................................................................................V minimum, 0.2 V maximum ss cc Low Level Output Current (IOL) VOL = 0.1 V , Target Terminal: SCL, SDA ..............................................................................0.5 mA minimum cc Terminal Leak Current 1 (IL1) Terminal voltage = V , Target Terminal: SCL, SDA ..................................................................................... 1 A cc Terminal Leak Current 2 (IL2) Terminal voltage = 0 V, Target Terminal: SCL, SDA, CE .............................................................................. 1 A Input Pull-Down Resistance (RPD) Terminal voltage = V , Target Terminal: CE ..................60 k minimum, 150 k typical, 450 k maximum cc Unless otherwise specified: V = 1.62 to 5.5 V, V = 0 V, T = -30 C to 100 C CC SS a Product Characteristics Moisture Sensitivity Level .......................................................................................................................................................................................1 ESD Classification (HBM) ..................................................................................................................................................................................1 kV Marking ............................................................................................................................................................................................. , Date Code Standard Packaging ...................................................................................................................................................... 3,000 pcs. per 13-inch reel Weight .................................................................................................................................................................................0.059 grams (0.002 oz) Product Dimensions 2.0 0.08 2.0 0.08 Humidity (0.079 0.003) (0.079 0.003) 0.17 0.9 0.1 0.17 0.75 0.1 0.9 (0.007) MAX. 0.75 (0.004) 100 Refer to Register Map: (0.035) (0.007) (0.030) MAX. RH = x RH (0 ~ 100 % RH) (0.004) (0.035) IC (0.030) PIN 6 PIN 5 PIN 4 0.725 PIN 4 PIN 5 PIN 6 10 RH = Data of the addresses 04H and 05H (000h ~ 3FFh) IC 2 PIN 6 PIN 5 PIN 4 PIN 4 PIN 5 PIN 6 TYP. 0.725 (0.029) TYP. It changes into a decimal and is operation. (0.029) 0.6 RH : IC Humidity Output Data (10 bit) IC 0.6 (0.024) 2.0 0.08 (0.024) 2.0 0.08 0.6 0.6 (0.079 0.003) (0.079 0.003) 0.6 0.6 (0.024) (0.024) (0.024) (0.024) 0.7 Temperature 0.1 0.7 C 0.1 Refer to Register Map: (0.028) (0.004) C (0.028) (0.004) 25 T = Data of the addresses 06H and 07H (000h ~ 7FFh) IC 10 T = T - (2 - ) x 0.1 (-30 ~ 100 C) IC It changes into a decimal and is operation. 0.1 MM DIMENSIONS: (INCHES) T : IC Temperature Output Data (11 bit) IC 0.08 PIN 1 PIN 2 PIN 3 PIN PIN PIN TOLERANCES: PIN 1 PIN 2 PIN 3 PIN PIN PIN 3 2 1 (0.003) 3 2 1 0.5 0.15 0.15 0.5 (0.006) (0.020) (0.020) (0.006) 0.23 0.23 (0.009) (0.009) Recommended PCB Layout Terminal Assignment 0.5 0.5 0.5 0.5 (0.020) (0.020) Terminal (0.020) (0.020) No. Name Function 1 CE Chip enable terminal 2.4 2 V Power supply terminal (-) 2.4 ss (0.094) (0.094) 3 V Power supply terminal (+) cc 4 NC No connection 2 5 SDA I C serial data 0.9 0.9 2 6(0.035) SCL I C serial clock (0.035) 0.27 0.27 (0.011) (0.011) ** Bourns products have not been designed for and are not intended for use in lifesaving, life-critical or life-sustaining applications nor any other applications where failure or malfunction of the Bourns product may result in personal injury or death. See Legal Disclaimer Notice on the last page of this document. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.