温度補正演算内蔵により広範囲の高精度検出実現 Built-in Temperature Compensation Achieves High Accurate Measurement Over Wide Range 気圧センサ Pressure Sensor BM1383GLV / BM1385GLV 高精度モードで相対気圧精度±0.024hPa(±20cm) 実現 ±0.024hPa (±20cm) relative pressure accuracy in high accuracy mode 温度補正演算内蔵によりセットの演算負荷低減 (BM1385GLVを除く) Built-in temperature compensation function reduces processing load of set (Except BM1385GLV) 主な仕様 業界最高クラスの検出精度±20cm Class-Leading Detection Accuracy : ±20cm Key Specifications 1000.5 ●気圧範囲:300hPa~1100hPa Pressure Range 300hPa to 1100hPa ●絶対気圧精度:±1hPa(Typ.) Absolute Pressure Accuracy ± 1hPa (Typ.) ●平均電流(データレート1Hz): 5.0μA(Typ.) Average Current Consumption 5.0μA (Typ.) Absolute Pressure (hPa) Features 1000.4 Data measured while moving the pressure sensor -100cm 0cm Sensor position ±20cm (±0.024hPa) 0 20 40 60 80 100 温度補正演算を内蔵 DREG OTP Smart Phone / Tablet Pressure Sensor INT MUX Temperature Sensor Temperature data © 2015 ROHM Co.,Ltd. BM1385GLV 2.0 × 2.0 × 1.0mm 20 Pressure data スマートフォン/タブレット Indoor navigation BM1383GLV 2.5 × 2.5 × 0.95mm Built-in Temperature Compensation Ensures Stable Pressure Detection ADC Integrated temperature compensation function GND Signal Processing I2C SCL SDA Clock *BM1385GLV does not have temperature compensation function Absolute pressure error (hPa) Applications インドアナビゲーション 130 温度補正により温度によらず安定した気圧検出実現 VDD Wearable device / Activity Tracker 120 Time (sec) Temperature Compensation Function is Integrated ウエアラブルデバイス/活動量計 Compact Package 気圧センサを移動させてデータを測定 1000.3 1000.2 小型パッケージでセットの省スペース化に貢献 Small package contribute to conserving set space Measurement Conditions ・Indoors ・Room temp. ・High Accuracy Mode 小型パッケージ 15 Company A 10 5 Company B 0 -5 -50 BM1383GLV -25 25 50 0 Ambient temperature (℃) 75
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