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AS5115 bảng dữ liệu(PDF) 6 Page - ams AG |
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AS5115 bảng dữ liệu(HTML) 6 Page - ams AG |
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6 / 21 page ![]() www.austriamicrosystems.com/AS5115 Revision 1.11 5 - 20 AS5115 Datasheet - Electrical Character i s t ics 6 Electrical Characteristics Unless otherwise noted in this specification, all defined tolerances of parameters are assured over the whole operation conditions range and also over lifetime. Table 3. Operating Conditions Symbol Parameter Condition Min Typ Max Unit VDD Positive Supply Voltage 4.5 5.5 V VSS Negative Supply Voltage 0.0 0.0 V T_amb Ambient temperature -40 150 ºC Table 4. DC/AC Characteristics for Digital Inputs and Outputs Symbol Parameter Condition Min Typ Max Unit CMOS Input V_IH High level input voltage 0.7 * VDD VDD V V_IL Low level input voltage 0 0.3 * VDD V I_LEAK Input Leakage Current 1 µA CMOS Output V_OH High level output voltage 4mA VDD - 0.5 VDD V V_OL Low level output voltage 4mA 0 VSS + 0.4 V C_L Capacitive Load 35 pF CMOS Output Tristate I_OZ Tristate Leakage Current 1 µA Table 5. Magnetic Input Specification Symbol Parameter Condition Min Typ Max Unit BZpp Magnetic input field amplitude Peak to peak at the radius (=1mm) of the hall array 32 160 mT B_offset Magnetic field offset Within the linear range of the magnet -10 +10 mT frot Rotational speed Maximum 30,000 RPM 0 500 Hz Table 6. Electrical System Specifications Symbol Parameter Condition Min Typ Max Unit IDD Current Consumption Maximum value derived at maximum I_H (Hall Bias Current) 28 mA tpower_on Power up time 1.275 ms tprop Propagation delay -40ºC to 150ºC 18 22 30 µs M Magnetic Sensitivity Version: AS5115 10 60 mV / mT Version: AS5115A 20.72 28 35.28 VPP Analog output voltage amplitude (peak to peak) 1.38 1.94 2.5 V AMTemp AM tracking accuracy over temperature -40ºC to 150ºC -1 +1 % AM Sin / Cos Amplitude mismatch 25ºC -2 +2 % Voffset1 Output DC offset voltage At no input signal; programmable OTP setting (see page 8) 1.47 1.5 1.53 V Voffset2 2.45 2.5 2.55 DCoffdrift DC Offset Drift -40ºC to 150ºC -50 +50 µV/ºC |
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