ams OSRAM 最常用的磁編碼器系列產(chǎn)品有 AS56xx, AS5x47 和 AS5x48系列,今天我們重點(diǎn)梳理AS5x47系列的產(chǎn)品。廢話不多說,直入正題:
先把各型號的主要規(guī)格參數(shù)進(jìn)行表格整理
型號 | 芯片架構(gòu)圖 | 精度(線性誤差) | 輸出分辨率 | 最大速度 | 輸出類型 | 供電電壓 | 供電電流 | 特點(diǎn) | 工作溫度 | 封裝 | |
角度 | 轉(zhuǎn)/分鐘 | V | mA | ℃ | |||||||
AS5047D-ATST (4500pcs/reel) AS5047D-ATSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 14.5k | ABI11bit UVW 7PP SPI14bit PWM12bit | SPI | 3.3 或 5.0 | 15 | DAEC? | -40 to 125 | TSSOP14 | |
AS5047P-ATST (4500pcs/reel) AS5047P-ATSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 28K | ABI12bit UVW7PP SPI14bit PWM12bit | SPI | 3.3 或 5.0 | 15 | DAEC? | -40 to 125 | TSSOP14 | |
AS5047U-HTST (4500pcs/reel) AS5047U-HTSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 28K | ABI14bit UVW7PP SPI14bit PWM12bit | SPI | 3.3 或 5.0 | 15 | DAEC? ,DFS | -40 to 125 | TSSOP14 | |
AS5147-HTST (4500pcs/reel) AS5147-HTSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 14.5k | ABI11bit UVW7PP SPI14 bitPWM12bit | SPI | 3.3 or 5.0 | 15 | DAEC?,Low price | -40 to 150 | TSSOP14 | |
AS5147P-HTST (4500pcs/reel) AS5147P-HTSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 28k | ABI12bit UVW7PP SPI14bit PWM12bit | SPI | 3.3 or 5.0 | 15 | DAEC? | -40 to 150 | TSSOP14 | |
AS5147U-HTST (4500pcs/reel) AS5147U-HTSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 28k | ABI14bit UVW7PP SPI14 bit PWM12bit | SPI | 3.3 or 5.0 | 15 | DAEC?,DFS | -40 to 150 | TSSOP14 | |
AS5247-HMFT (4000pcs/reel) AS5247-HMFM (1000pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 14.5k | ABI11bit UVW7PP SPI14 bit PWM12bit | SPI | 3.3 or 5.0 | 30 | DAEC?,DFS ,Stacked dual die | -40 to 150 | MLF-40 | |
AS5247U-HTST (4500pcs/reel) AS5247U-HTSM (500pcs/reel) | +/- 1° INLMAX | 0.022 (14bit) | 28k | ABI14bit UVW7PP SPI14 bit PWM12bit | SPI | 3.3 or 5.0 | 30 | DAEC?,DFS ,Stacked dual die | -40 to 150 | TSSOP14 | |
AS5247U-HTQT (2000pcs/reel) | TQFP32 |
從上圖中不難看出:
- 所有產(chǎn)品均支持DAEC(動態(tài)角度誤差補(bǔ)償),此技術(shù)可讓電機(jī)在高速旋轉(zhuǎn)時大大降低系統(tǒng)延遲;
- AS5047系列-40 to 125的工作溫度 屬于工規(guī)產(chǎn)品,AS5147/AS5247系列-40 to 150的工作溫度屬于車規(guī)產(chǎn)品;
- AS5047U ABI可達(dá)到14bit, 轉(zhuǎn)速28000轉(zhuǎn)/分鐘,是AS5047系列中最高的,且支持DFS(動態(tài)過濾系統(tǒng)),綜合性價比最高;
- AS5047P/AS5047U 為 Pin to Pin 產(chǎn)品。
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