SCA610-C23H1A Data Sheet SCA610-C23H1A 1-AXIS ANALOG ACCELEROMETER Features Applications • Single +5 V supply; ratiometric voltage output in SCA6X0-series is targeted to automotive applications. the range 4.75…5.25 V Typical applications include: • ±1.5g Range • Acceleration measurement • 8-pin plastic surface mount package with gull • Inclination measurement wing legs, mountable with pick and place • Motion measurement machine • Vibration measurement • Enhanced failure detection • Digitally activated electrostatic self test • Calibration memory parity check • Continuous connection failure detection • Bi-directional acceleration measurement • Controlled frequency response in the sensing element • RoHS compliant suitable for lead free soldering process and SMD mounting • Proven capacitive 3D-MEMS technology General Description SCA610-C23H1A is a one axis accelerometer component based on proven VTI capacitive 3D-MEMS technology. It has exceptional reliability, unprecedented accuracy and excellent stability over temperature and time. SCA6X0-series is designed, manufactured for high stability and reliability and tested against tough quality requirements of automotive applications. The accelerometer has outstanding overload and shock durability. There is no need for additional components. SCA610-C23H1A is a part of VTI analog accelerometer family and fully compatible with other SCA610 and SCA620 - series accelerometers. VTI Technologies Oy 1/3 www.vti.fi Doc.nr. 82 1100 00A SCA610-C23H1A Absolute maximum ratings Parameter Value Units Supply voltage -0.3 to 7.0 V Voltage to input/output pins -0.3 to Vdd+0.3 V Temperature range -40 to +125 °C Mechanical shock 20000 g Performance Characteristics Vdd=5 V and ambient temperature unless otherwise specified. Parameter Condition Min Typ Max Units Supply Voltage Vdd 4.75 5.25 V Current consumption Vdd=5V;No load 2 4 mA Measurement range Measurement Direction Horizontal -1.5 +1.5 g Operating temperature -40 125 °C Offset Output at 0g position Vdd/2 V A) Sensitivity V =5V 1.333 V/g dd Offset error -40…+125 °C (max) -125 +125 mg Sensitivity error -40…+125 °C (max) -5 +5 % -25…+85 °C -3 +3 % Non-Linearity ±20 mg Cross axis sensitivity 4 % B) Amplitude response -3dB frequency 20 80 Hz Output noise Noise density 20 µg/ Hz DC…4kHz 5 mV rms C) Ratiometric error Vdd=4.75…5.25 V 2 % Resistive output load 20 kΩ Capacitive load 20 nF A) Sensitivity specified as [Vout(+1g)-Vout(-1g)]/2g [V/g] B) Output has true DC response 5.00V ⎛ ⎞ Vout(@Vs)× C) ⎜ ⎟ Ratiometric error is specified as: Vs ⎜ ⎟ RE=100%× 1− ⎜ Vout(@5V) ⎟ ⎜ ⎟ ⎝ ⎠ Electrical connections PIN Pin Connection # Name 1 Open or capacitively connected to GND 2 Open or capacitively connected to GND 3 Open or capacitively connected to GND 4 GND Negative supply voltage(VSS) 5 Open or capacitively connected to GND 6 ST Self-test control 7 VOUT Sensor analog output 8 VDD Positive supply voltage (VDD) VTI Technologies Oy 2/3 www.vti.fi SCA610-C23H1A Dimensions Measuring directions VTI Technologies Oy 3/3 www.vti.fi