【应用】霍尔三线锁存器MLX92215用于伺服电机控制器设计，内部集成了反向电压保护，低电流保护及高温保护功能

时间： 2022-04-02 来源：世强

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伺服驱动器是用来控制伺服电机的一种控制器，客户在进行伺服电机控制器模块设计时，需要针对电机的工作状态进行采集，以此来保证电机工作状态下的旋转速度与方向，本文主要介绍迈来芯MELEXIS的霍尔三线锁存器 MLX92215在电机检测上的应用。

以下是电机控制器模块的原理简图：

对于伺服电机控制器模块应用， MLX92215有以下特性及优势：

1. 采用-1100 ppm/℃的负温度系数可补偿磁体磁性随温度升高而变弱的自然特性；

2. MLX92215的ESD能做到4KV、高 ESD 等级/卓越的 EMC 性能，更稳定安全；

3. 内部集成稳压器，工作电压2.7V到24V，范围宽泛，适用度很高；

4. 集成了温度补偿功能，温度补偿系数为-2000ppm/℃；

5. 集成了反向电压保护，低电流保护及高温保护功能，内部保护功能强大。

以上为迈来芯MELEXIS的霍尔三线锁存器 MLX92215在伺服电机控制模块的应用，除了本文所介绍的优势外，Melexis是全球五大顶级汽车半导体传感器供应商之一，在其他市场也有着优异的表现。

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MLX92215是Melexis公司推出的一颗高性价比的霍尔三线锁存器，工作电压从2.7V – 24V，并具有反向电压保护，灵敏度达±3mT ，提供TO-92与SOT23两种封装。本文讲述其在管状电机控制器里面是如何来检测电机的转速与方向，及应用优势。

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型号- MLX36150UDC-AAA-000-RE,MLX92241LUA-AAA-005-SP,MLX92241LUA-AAA-028-SP,MLX81115KLW-AAD-000-SP,MLX81310KLQ-DMU-003-SP,MLX80030KDC-CAA-000-SP,US62EVK-AAA-001-SP,TH8056KDC-AAA-008-RE,US90AEDC-AAA-000-RX,MLX81315KLW-BMU-001-RE,MLX92241LUA-BAA-112-CA,MLX34101KVA-BAV-100-CR,TH2167UDC-AAA-000-TU,MLX92241LUA-BAA-112-SP,MLX72013KDC-AAA-000-SP,MLX92241LUA-BAA-107-SP,MLX92211LUA-AAA-000,TH72001KDC-BAA-000-SP,MLX80050KDC-BAA-000-RE,MLX92292LUA-AAA-000-SP,MLX92221LUA-BAA-105-SP,MLX81315KLQ-AMA-001-SP,MLX91210KDC-CAS-101,MLX92211LUA-AEA-000-BU,MLX81310KLQ-DMU-003-TU,MLX92241LUA-AAA-006-SP,MLX92221LUA-BAA-105-CA,MLX81115KLW-AAD-000-RE,MLX75123RLA-BAG-000-SP,MLX81325LLW-BMU-002-RE,MLX92221LUA-BAA-103,MLX91210KDC-CAS-101-RE,MLX92211LUA-AEA-000,MLX10407EDF-AAA-000-SP,MLX91209LVA-CAA-001-SP,MLX91210KDC-CAS-102-SP,MLX91210KDF-CAS-102-RE,MLX81325LLW-BMU-102-SP,MLX92241LUA-BAA-111-CA,MLX92241LUA-BAA-111-SP,MLX91209LVA-CAA-001-CR,MLX92241LUA-BAA-108-SP,MLX80002KLW-CAA-001-SP,MLX81315KLW-BMU-001-TU,MLX92241LUA-AAA-003-SP,MLX92242LUA-AAA-300-BU,MLX92211LUA-AAA-000-SP,US91AEDC-AAA-000-RX,MLX10407EDF-AAA-000-RE,MLX91209LVA-CAA-000-SP,MLX92241LUA-AAA-007-SP,TH72011KDC-BAA-000-SP,TH72032KDC-BAA-000-SP,MLX81325LLW-BMU-102-RE,MLX44401LVA-FAA-001-BU,MLX92211LUA-AAA-000-BU,MLX81109KLW-CAE-000-RE,MLX92241LUA-BAA-114-SP,MLX91210KDC-CAS-101-SP,MLX92215LUA-AAA-000-SP,TH72012KDC-BAA-000-SP,MLX10803KDC-AAA-000-SP,US79KUA-AAA-001-SP,MLX81315KLQ-AMA-001-RE,MLX91210KDF-CAS-102-SP,MLX92242LUA-AAA-300-SP,MLX75123SLA-BAG-000,MLX91209LVA-CAA-000-CR,TH71101ENE-CAA-000-SP,TH72031KDC-BAA-000-SP,MLX90290LUA-AAA-520-SP,MLX92241LUA-AAA-004-SP,MLX90290LUA-AAA-510-BU,MLX92242LUA-AAA-300-RE,MLX92221LUA-BAA-103-SP,US63EVK-AAA-001-SP,MLX81315KLQ-AMA-001,MLX92221LUA-AAA-005-SP,MLX80031KLW-CAA-000-SP,MLX83203KLW-DBA-000-SP,MLX91217LVA-ACA-002-CR,MLX80004KLW-BAA-001-SP,MLX75030RLW-BAA-000-SP,MLX75123SLA-BAG-000-RE,MLX80301LDC-AAA-000-SP,MLX81109KLW-CAE-000,MLX80020KDC-BAA-000-RE,MLX80051KLW-CAA-000-SP,MLX90290LUA-AAA-510-SP,MLX92241LUA-BAA-113-SP,MLX81109KLW-CAE-000-SP,MLX92221LUA-BAA-103-BU,MLX92242LUA-AAA-100-SP

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MELEXIS（迈来芯）锁存器&开关芯片选型指南

描述- These products meet your demands to reduce power budget and space utilization, while also taking care of functional safety and system flexibility aspects.

型号- MLX92231LSE-AAA-023,MLX92231LSE-AAA-026,MLX92231LSE-AAA-025,MLX92231LSE-AAA-028,MLX92231LSE-AAA-027,MLX92231LSE-AAA-029,US1883LUA-AAA-000,MLX92221LUA-BAA-011,MLX92221LUA-BAA-010,MLX92231LSE-AAA-022,MLX92211LUA-BAA-015,MLX92221LUA-BAA-012,MLX92231LSE-AAA-021,MLX92241LUA-BAA-020,MLX92241LUA-BAA-026,US5781XXX-AAA-000,MLX92232LVA-AAA-000,US3881XXX-AAA-000,MLX92241LSE-AAA-015,MLX92231LSE-AAA-013,MLX92211LSE-BAA-003,MLX92241LSE-AAA-016,MLX92231LSE-AAA-012,MLX92241LSE-AAA-017,MLX92292LSE-AAA-200,MLX92241LSE-AAA-018,MLX92221LSE-BAA-008,MLX92231LSE-AAA-014,MLX92241LSE-AAA-011,MLX92231LSE-AAA-017,MLX92241LSE-AAA-012,MLX92231LSE-AAA-016,MLX92211LSE-BAA-006,MLX92241LSE-AAA-013,MLX92231LSE-AAA-019,MLX92241LSE-AAA-014,MLX92231LSE-AAA-018,MLX92211LSE-BAA-008,MLX92231LUA-AAA-034,MLX92242LXX-AAA-000,MLX92231LUA-AAA-035,MLX92231LUA-AAA-039,US5681XSE-AAA-000,MLX92231LSE-AAA-011,MLX92231LSE-AAA-010,MLX92242LSE-AAA-200,MLX92291LSE-AAA-200,MLX92216ELQ-AAC-001-,MLX92292LXX-AAA-000,MLX92231LSE-AAA-009,MLX92241LSE-AAA-008,MLX92242LUA-AAA-100,MLX92221LSE-AAA-001,MLX92231LSE-AAA-004,MLX92231LSE-AAA-003,US1881XXX-AAA-000,MLX92241LUA-AAA-028,MLX92231LSE-AAA-005,MLX92271LSE-AAA-206,MLX92251LSE-AAA-000,MLX92231LSE-AAA-007,MLX92271LSE-AAA-205,MLX92291LSE-AAA-204,MLX92221LSE-AAA-009,MLX92291LSE-AAA-203,MLX92232LSE-AAA-20X,MLX92291LSE-AAA-202,MLX92361LSE-ABC-001,MLX92291LSE-AAA-201,MLX92215LSE-ACA-000,MLX92221LSE-AAA-002,MLX92221LSE-AAA-003,US5683XSE-AAA-000,MLX92211LXX-AAA-000,MLX92231LUA-AAA-020,US2884LSE-AAA-000,MLX92241LUA-BAA-110,MLX92241LUA-BAA-114,MLX92241LUA-BAA-113,MLX92241LUA-BAA-112,MLX92241LUA-BAA-111,MLX92291LUA-AAA-004,MLX92241LUA-BAA-118,MLX92241LUA-BAA-116,MLX92241LUA-BAA-115,MLX92221LUA-AAA-007,MLX92221LUA-AAA-006,MLX92221LUA-AAA-005,MLX92221LUA-AAA-004,MLX92211LSE-ADA-000,MLX92211LSE-BAA-037,MLX92241LUA-AAA-007,MLX92241LUA-AAA-006,MLX92241LUA-AAA-003,MLX92241LUA-AAA-005,MLX92241LUA-AAA-004,MLX92352LSE-BAA-000,MLX92362LSE-AXA-000,MLX90224EVA-ABA-000,MLX92241LUA-BAA-103,MLX92241LUA-BAA-102,MLX92241LUA-BAA-101,MLX92241LUA-BAA-107,MLX92241LUA-BAA-106,MLX92241LUA-BAA-104,MLX92213ELD-AAA-000,MLX92241LUA-BAA-109,MLX92241LUA-BAA-108,MLX92352LVA-BAB-000,MLX92292LSE-AAA-001,MLX92241LSE-BAA-029,MLX92211LSE-BAA-203,MLX92211LSE-BAA-202,MLX92221LUA-BAA-107,MLX92211LSE-BAA-205,MLX92221LSE-BAA-201,MLX92221LSE-BAA-202,MLX92211LSE-BAA-206,MLX92221LUA-BAA-103,MLX92214XSE-AAA-000,MLX92221LUA-BAA-102,MLX92221LUA-BAA-105,MLX92231LSE-AAA-051,MLX92211LSE-BAA-043,MLX92221LUA-BAA-101,US2882XXX-AAA-000,MLX92211LSE-ACA-000,MLX92211LSE-BAA-044,MLX92292LDC-AAA-000,MLX92212LSE-AAA-000,US5782XSE-AAA-000,MLX90248EXX-EBA-000,MLX92291LSE-AAA-002,MLX92223LUA-AAA-100,MLX92241LSE-BAA-034,MLX92241LSE-BAA-035,MLX92231LSE-AAA-207,MLX92271LSE-AAA-001,MLX92241LSE-BAA-032,MLX92242LUA-AAA-300,MLX92241LSE-BAA-036,US5682XSE-AAA-000,US2881XXX-AAA-000,MLX92231LSE-AAA-046,MLX92231LSE-AAA-045,MLX92231LSE-AAA-048,MLX92241LSE-BAA-019,MLX92231LSE-AAA-204,MLX92231LSE-AAA-049,MLX92291LSE-AAA-006,MLX92291LSE-AAA-005,MLX92231LSE-AAA-040,MLX92291LSE-AAA-003,MLX92231LSE-AAA-042,MLX92231LSE-AAA-041,MLX92291LSE-AAA-009,MLX92291LSE-AAA-008,MLX92291LSE-AAA-007,MLX92291LSE-AAA-013,MLX92291LSE-AAA-012,MLX92291LSE-AAA-011,MLX92291LSE-AAA-010,MLX92241LSE-BAA-023,MLX92241LSE-BAA-024,MLX92241LSE-BAA-021,MLX92211LXX-AEA-000,MLX92241LSE-BAA-022,MLX92215LXX-AXA-000,MLX92271LSE-AAA-014,MLX92241LSE-BAA-027,MLX92241LSE-BAA-025,MLX92211LSE-BAA-024,MLX92241LSE-BAA-007,MLX92231LSE-AAA-036,MLX92231LSE-AAA-038,MLX92232LXX-AAA-00X,MLX92211LUA-BAA-047,MLX92212LSE-ABA-000,US5881XXX-AAA-000,MLX92251LSE-ABA-000,MLX92231LSE-AAA-031,MLX92231LSE-AAA-030,MLX92231LSE-AAA-033,MLX92231LSE-AAA-032,MLX92241LUA-BAA-033,US4881XXX-AAA-000,MLX92241LUA-BAA-031,MLX92241LUA-BAA-030,MLX92255LSE-AAA-001,MLX92232LUA-AAA-201

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产品型号	品类	Typical Bop / Brp(mT)	TC（ppm / °C）	Supply Voltage（V）	Output Type	Ioff（mA）	Package&pole active（UA）	Magnetic Polarity	ICAP	ISO26262
MLX92241LUA-AAA-003	2-wire Switch	7.9 / 5.3	-1100	2.7 - 24	Current source	3.3	S	Direct	-	-

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Melexis Hall switch/Hall latch Cross Reference Table (vs. AKM)

型号- EW750B,MLX90248ESE-EBA-000,AK8777B,EZ410,MLX92215LSE-AAA-000,EW463,EW732,EW453,EM6011,MLX92213ELD-AAA-000,EW610B,EW412B,EW652B,EW410B,EW450B,AK8778B,EW450,MLX92214KSE-AAA-000,EM1011,EW400,EM6781,MLX90248ELD-EBA-000,EM1771,EW710B,MLX92232LSE-AAA-000,EW752B,AK8781,MLX92211LSE-AAA-000,MLX92231LSE-AAA-007,AK8779B,AK8779A,AK8789,EZ471,MLX92215LUA-AAA-000,EW432,EM1781,EW632,EW612B,AK8775,AK8772,EW650B,AK8771,AK8788A,EW550,MLX92251LSE-ABA-000,EW6672,AK8776,MLX92255LSE-AAA-000,EM1791,EW500,MLX92232LUA-AAA-000,EM1711,EM1712,EW712B

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型号- MLX92215LSE-AEA-000,MLX92215LSE-AAA-000-RE,MLX92215KLD-AAA-000-RE,MLX92215LSE-ACA-000-RE,MLX92215LUA-AEA-000-BU,MLX92215LSE-AAA-000,MLX92215LUA-AEA-000,MLX92215LSE-AEA-000-RE,MLX92215LSE-ACA-000,MLX92215LSE-AFA-000,MLX92215LUA-AAA-000,MLX92215LST-AAA-000-RE,MLX92215LSE-AFA-000-RE,MLX92215LUA-AAA-000-BU,MLX92215KLD-AAA-000,MLX92215LST-AAA-000,MLX92215

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型号- MLX92215LUA-AAA-000,MLX92215LSE-AAA-000-RE,MLX92215LSE-ACA-000-RE,MLX92215-AAA,MLX92215LUA-AAA-000-BU,MLX92215LSE-AAA-000,MLX92215 -AAA,MLX92215LSE-ACA-000,MLX92215

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本文介绍迈来芯二线制、三线制和四线霍尔开关，方便用户对于迈来芯霍尔开关选型。二线制霍尔开关可以应用在安全带纽扣和座位定位等场合，三线制霍尔开关可应用在汽车天窗和开关检测方面。而四线制霍尔开关采用双霍尔元件，可应用在转速和方向检测和车窗的升降检测。

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