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BMM150 数据表(PDF) 7 Page - List of Unclassifed Manufacturers |
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BMM150 数据表(HTML) 7 Page - List of Unclassifed Manufacturers |
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7 / 56 page ![]() Datasheet BMM150 Geomagnetic Sensor Page 7 BST-BMM150-DS001-01 | Revision 1.0 | April 2013 Bosch Sensortec © Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany. Note: Specifications within this document are subject to change without notice. ODR=10Hz IDD,ha,m High accuracy preset Nominal VDD supplies TA=25°C, ODR=20Hz 4.9 mA Supply Current in Suspend Mode IDDsm,m Nominal VDD/VDDIO supplies, TA=25°C 1 3 µA Peak supply current in Active Mode IDDpk,m In measurement phase Nominal VDD supplies TA=25°C 18 20 mA Peak logic supply current in active mode IDDIOpk,m Only during measurement phase Nominal VDDIO supplies TA=25°C 210 270 µA POR time tw_up,m from OFF to Suspend; time starts when VDD>1.5V and VDDIO>1.1V 1.0 ms Start-Up Time ts_up,m from Suspend to sleep 3.0 ms 1.2 Magnetometer output signal specification MAGNETOMETER OUTPUT SIGNAL Parameter Symbol Condition Min Typ Max Unit Device Resolution Dres,m TA=25°C 0.3 µT Gain error4 Gerr,m After API compensation TA=25°C Nominal VDD supplies ±2 ±5 % Sensitivity Temperature Drift TCSm After API compensation -40°C ≤ TA ≤ +85°C Nominal VDD supplies ±0.01 ±0.03 %/K Zero-B offset OFFm TA=25°C ±40 µT Zero-B offset OFFm,cal After software ±2 µT 4 Definition: gain error = ( (measured field after API compensation) / (applied field) ) - 1 |
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