【应用】电流检测放大器SGM8197可用在防雷监测器中,增益和总输出误差在全温范围内分别为±1.5%、±4.5%
自然灾害会影响人类正常生活,常见的雷电天气就易造成电气设备损坏,中电电路通信。为了保证产品在雷电天气下正常工作,防雷器就应运而生,这种器件是通过采集电路中的电流信息给主控芯片处理来控制电路关断以达到防雷监测的功能。
图一 防雷监测器原理框图
本文介绍SGMICRO(圣邦微)电流检测放大器SGM8197用在防雷监测器,具体应用优势如下:
1. 电压宽:SGM8197输入电压范围在2.7~28V,符合客户12V、24V系统输入要求。
2. 精度高:SGM8197的增益误差全温范围±1.5%,总输出误差全温范围±4.5%,保证信号的准确性。
3. 宽温工作:SGM8197的工作环境温度范围-40~125℃,符合更严苛的环境温度要求。
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【应用】圣邦微高边电流检测芯片SGM8197助力射频电源高边采样,最高支持100V共模电压
射频电源是半导体行业制造装备的核心关键零部件,在输出时为保证功率的稳定度,在每个功放单元上都需要对电流进行检测。系统功放单元的输入电源为50V(DC),为更准确的检测负载的电流,推荐圣邦微(SGMICRO)高边电流检测芯片SGM8917射频电源高边采样。
【应用】高侧电流检测放大器SGM8197系列是超声波探测系统电源保护的理想方案,集成放大器输出和开漏比较器
超声波探测系统电源保护选用国产品牌SGMICRO(圣邦微)的高侧电流检测放大器SGM8197系列,集成放大器输出和具有0.6V参考的开漏比较器,可以在-24V至105V的共模电压下检测电流感测电阻器两端的电压,通过开漏输出比较器,及时保护负载的工作安全。
【应用】圣邦微高边电流检测芯片SGM8197用于EBS电源端,可采样电压范围-12V~100V
电子控制制动系统简称EBS或ELB,主要用于改善载货汽车的制动性能。随着汽车行业的发展,EBS已经是车辆的标配,本文介绍圣邦微的一款可应用于EBS电源端的高边电流检测芯片SGM8197,实时检测高边电流大小。
SGMICRO(圣邦微)信号链和电源管理芯片选型指南
描述- SGMICRO specializes in high-performance and high-quality analog and mixed-signal integrated circuits, and is committed to building a comprehensive portfolio of the highest quality analog and mixed-signal integrated circuits to address all customer needs.
型号- SGM11108M,SGM8306-2,SGM8306-1,SGM61450,SGM3733B,SGM11108E,SGM852,SGM853,SGM851,SGM5347-12,SGM2558A,SGM2558B,SGM8261-5,SGM2564,SGM8261-1,SGM5347-10,SGM8261-2,SGM2549,SGM48017C,SGM72110,SGM8094,SGM836,SGM8091,SGM837,SGM61220,SGM8092,SGM8093,SGM835,SGM72108,SGM2553,SGM72106,SGM2555,SGM809B,SGM4519,SGM4517,SGM4518,SGM48010,SGM11106C,SGM63600,SGM41611,SGM4520,SGM4521,SGM48005,SGM8417-4,SGM8417-2,SGM4051C,SGM48000,SGM48001,SGM48002,SGM3843A,SGM61433,SGM621,SGM84782,74HC574,SGM58031,SGM620,SGM862,SGM41600,SGM2572,SGM41603,SGM860,SGM2571,SGM51622H,SGM4995,SGM4511,SGM2574,SGM4996,SGM4512,SGM4510,SGM2575,SGM51622D,SGM4515,SGM8T245S,SGM4516,SGM8250-1,SGM8250-2,SGM4514,SGM3209,SGM809,SGM8557-3,SGM8557-1,SGM8557-2,SGM803,SGM61012,SGM804,SGM802,SGM61013,SGM810,SGM811,SGM61007,SGM61006,SGM4782,SGM7237B,SGM8902,SGM8903,SGM8904,SGM4542,SGM8905,SGM4548,SGM4549,SGM3699,SGM4546,SGM4547,SGM48013C,SGM62110,SGM61020,SGM62112,AAP6153A,SGM61022,SGM62111,SGM800,SGM2596,SGM3200,SGM3206,SGM8270-2,SGM3207,SGM4535,SGM3204,SGM8270-4,SGM8T245,SGM829,SGM61230,SGM42512,SGM41664,SGM825,SGM61232,SGM823,SGM61234,SGM824,SGM891B,SGM42507,SGM42506,SGM40567,SGM4560,SGM42505,SGM4561,SGM6503,SGM4566,SGM8925,SGM6502,SGM8926,SGM6501,SGM4564,SGM8927,SGM5349-16,SGM4565,SGM6505,SGM4568,SGM6504,SGM8909,SGM818,SGM890B,SGM816,SGM42501,SGM40565,SGM42500,SGM814,SGM815,SGM812,SGM40560,SGM40561,SGM821,SGM822,SGM61235,SGM820,SGM4551,SGM4552,SGM4550,SGM4555,SGM4556,SGM4553,SGM4554,SGM51652S8,SGM8910,SGM5347-8,SGM4558,SGM11124E,SGM37863A,SGM11124F,74LVC2T45,SGM893B,SGM4581,SGM8941,SGM4582,SGM4583,SGM48521Q,SGM8704,SGM4588,SGMNQ59430,SGM8705,SGM4589,SGM8706,SGM8707,SGM8942,SGM8701,SGM8702,SGM8703,SGM12213A,SGM11210A,SGM61060,SGM2050C,SGM12UB1D2,SGM892B,SGM8276-4,SGM6510,SGM4573,SGM3001,SGM4574,SGM42513,SGM6514,SGM3005,SGM6513,SGM4578,SGM8276-2,SGM3002,SGM6512,SGM42622B,SGM8276-1,SGM3003,SGM6511,SGM4576,SGM8931,SGMOP17C,SGM8932,SGM8933,SGM6516,SGM12214A,SGM8934,SGM6515,SGM11210M,SGMNE20220,74AVC8T245,SGM3141B,SGM61030,SGM42403Q,SGM42553,SGM61032,SGM61031,74HC165,SGM62116,SGM8953-1,SGM62118,SGM8953-2,SGM62117,SGM8708,SGM8709,SGM4075-2,SGM3140B,SGM61040,SGM4075-1,SGM42544,SGM7300A,SGM7300B,SGM42541,SGM42540,SGM8951,SGM8952,SGM8710,SGM4590,SGM5200,SGM38045,SGM38042,SGM6533,SGM8711,SGM8712,SGM8955,SGM38046,SGM8956,SGM2053S,SGM8199L2,LM2904,SGM8199L1,SGM41002,SGM8968-4,SGM8968-2,LM2902,SGM8968-1,SGM8740,SGM8741,SGM8742,SGM2077A,SGM8743,SGM2077B,SGM8263-1,SGM8748,SGM8263-2,SGM8417-1,SGM8749,SGM12CB1A5,SGM8744,SGM40666B,SGM8745,SGM11104S,SGM40666A,SGM8746,SGM8747,SGM41513D,SGM41513A,SGM42561,SGM42560,SGM8957-1,SGM8957-2,SGM42562,SGM5208-14,SGM5223,SGM48018C,SGM11102F,SGM11102G,SGM41512A,SGM37603A,SGM8521,SGM8522,SGM11102S,SGM33685A,SGM5018,SGM33685B,SGM33685C,SGM8524,SGM8604-1,SGM11103E,SGM8604-5,SGM8193A3,SGM11103F,SGM8604-2,SGM8193A2,SGM48019C,SGM8604-3,SGM8193A1,SGM8193A0,SGM37604A,SGM8751,SGM11103S,SGM41007,SGM41008,SGM6332,SGM8750,FT2830P,SGM11212M,SGM41280,SGM41281,SGM41283,SGM5353-16,SGM37891A,SGM41285,SGM41286,SGM7SZ244S,SGM8542,SGM51652H8,SGM8543,SGM8301,SGM8544,SGM8302,SGM8545,SGM51652H4,SGM8541,SGM8429C-4,SGM8304,SGM8607-2,SGM37892A,SGM13003A,SGM8531,SGM8773,SGM8532,SGM8534,SGM8770,SGM8771,SGM8772,SGM8535,SGM8536,SGM8537,SGM12024A,SGM8538,SGM65230,SGM37893A,SGM65231,SGM65232,SGM8969-2,SGM8969-1,SGM13002A,SGM2035C,SGM7232,SGM9128YP,SGM41291,SGM2036S,74LVC1G32Q,SGM13001C,SGM13001B,74LVC138,SGM2581E,SGM8958-2,SGM41295,SGM13001A,SGM8958-1,SGM7222,SGM6132,SGM8554,SGM7223,SGM8555,SGM7224,SGM6130,SGM8556,SGM2581C,SGM8551,SGM7220,SGM2581A,SGM8552,SGM7226,SGM7227,SGM7228,SGM7229,SGM44599,SGM8581,SGM8713A-1,SGM8582,SGM6613A,SGM8584,SGM832B,SGM41282C,SGM832A,SGM8714B-1,SGM8924A,SGM811C,SGM5355-16,SGM7SZ19,74LVC1G125,SGM48535B,SGM89000,SGM7SZ14,SGM811B,SGM48535A,SGM48752X,SGM431VB,SGM2560A,SGM37603,SGM2560B,SGM6611C,SGM15CB1A4,SGM810B,SGM41280A,SGM8591,SGM8592,SGM48753X,SGM9203,SGM6612A,SGM8594,SGM8922A,SGM4T245,SGM48753,SGM48754,SGM48755,SGM48756,SGM51242R8,SGM48757,SCM40668,SGM813B,SGM48759,74AVC4T245,SGM8140,SGM8141,SGM48751,SGM449,SGM48752,SGMNQ07430,SGMPM21330,SGM48510,SGM458,SGM3785S,SGM37864,SGM61720,SGM459,SGM37863,SGM457,SGM8142,SGM452,SGM450,SGM451,SGM05UB1B3,SGM37862,SGM37861,SGM05CB1A8,SGM05CB1A7,SGM812B,SGM05CB1A4,74GTL2005,SGM25881,SGM447,SGM448,SGM446,SGM7SZ244,SGM8478-1C,SGM51242R4,SGM8139,SGM51242R2,SGM3705,SGM48536,SGM48537,SGM48538,SGM48539,SGM5351-16,SGM2588G,SGM2588E,SGM2588K,SGM3712,SGM3713,SGM2588C,SGM3710,SGM3711,SGM2588A,SGM48522,SGM48523,SGM48525,SGM48526,SGM48760,SGMNQ07440,SGM48520,SGM48521,SGM8557-5,SGM71XX,SGM706B,SGM460,SGM3701,SGM3700,SGM3727,SGM3741B,SGM3725,SGM3726,SGMOP07,SGM898,SGM899,SGM896,SGM897,SGM895,SGM4823,SGM2566B,SGM3735,SGM3732,SGM4822,SGM2566A,SGM3716,SGM3740B,SGM48544,SGM4806,SGM3717,SGM48545,SGM3714,SGM3715,SGM4809,SGM4807,SGM3718,SGM4808,SGM3719,74LVC157,SGM48780,SGM48540,SGM48541,SGM48542,SGM48543,SGM37898,SGM51652H,SGM51652D,SGM3720,SGM37891,SGM4812,SGM37892,SGM4810,SGM37895,SGM3749,SGM3747,SGM3748,SGM72204A,SGMNQ40430,SGM
【IC】圣邦微新品70V高共模电压、高压侧电流检测放大器SGM8196,提供单片四种不同可调增益配置
SGMICRO圣邦微电子推出SGM8196,一款支持70V输入共模电压、高压侧电流检测放大器。该器件可适用于直流电机控制、通信系统、光伏、电池充电设备、精密电流源、计算产品和精密电源等应用的电流监控解决方案。
SGMICRO(圣邦微)运算放大器/电压转换器/ADC/驱动器选型指南
描述- 圣邦微电子是由资深半导体设计工程师发起建立的,公司的目标是成长为一家领先的综合性模拟集成电路公司。公司从一开始就确立了以客户需求为中心、以创新迭代方式开发和生产高度可靠性、高度一致性模拟集成电路产品的经营原则,是一家工程师文化主导的公司。
型号- SGM8557H-1AQ,SGM61101Q,SGM61410Q,SGM2079XQ,SGM42203Q,SGM819SXQ,SGM8212-2Q,SGM8752-1Q,SGM61111Q,74AVC4T245Q,SGM431VBQ,SGM61060Q,SGM42403Q,SGM2217Q,SGM42401Q,SGM8197A1Q,74AHC08Q,74AVC8T245Q,SGM48536BQ,SGM8197A3Q,74AHC244Q,SGM823XQ,SGM8197XQ,SGM722Q,SGM48521Q,SGM820XQ,74LVC1G04Q,SGM58031Q,SGM42202Q,SGM42214Q,SGM8212-1Q,74LVC1G32Q,SGM4570Q,SGM8965A-2Q,SGM42402Q,SGM8197A2Q,SGM61330XQ,SGM8197A0Q,SGM721Q,LM431BQ,SGM48522Q,SGM836XQ,74AHC1G08Q,SGM5200Q,SGM48524Q,SGM432BQ,SGM2232XQ
SGM DFAE Training Load Switch-OVP-Supervisor
型号- SGM2594CD,SGM48757,SGM48111,SGM8544,SGM853,SGM452,SGM450,SGM2564,SGM2522A,SGM2594BD,SGM812C,SGM2040-3.3,SGM48220,SGM836,SGM61220,SGM8773,SGM2591B,SGM8252,SGM2591C,SGM8770,SGM2591A,SGM4578,SGM2553,SGM2036,SGM2575A,SGM809B,SGM48017,SGM2592AD,SGM803B,SGM2580F,SGM259X 系列,SGM2580G,SGM2580D,SGM2580E,SGM61430,SGM2580K,SGM2580I,SGM2592C,SGM2580B,SGM2580,SGM2580C,SGM2592A,SGM8713A,SGM2592B,SGM2580A,SGM8713B,SGM3157,SGM2576B,SGM2588,SGM66051,SGM2207,SGM802B,SGM25701,SGM61280,SGM40642,SGM25661,SGM2572,SGM7220,SGM2571,SGM485211,SGM4995,SGM2574,SGM2210,SGM8958,SGM2576,SGM706B,SGM2212,SGM25701B,SGM8558,SGM72204,SGM7227,SGM8955,SGM25701A,SGM7229,SGM8956,SGM809,LM2904,SGM2591AD,SGM803,SGM804,SGM2592CD,SGM61135,SGM801,SGM802,SGM40666S,SGM2594A,SGM810,SGM2594B,SGM811,SGM41518,SGM41512,SGM2594C,SGM6602,SGM4027,SGM2521,SGM259X,SGM7200X,SGM2523,SGM2566B,SGM2522,SGM2566C,SGM3699,SGM2525,SGM2578A,SGM2566A,SGM2528A,SGM41511,SGM61020,SGM2592BD,SGM48541,SGM2590,SGM2592,SGM2591,SGM2594,SGM2593,SGM2596,SGM3206,SGM37892,SGM4535,SGM2567A,SGM811C,SGM2594AD,SGM851A,SGM851B,SGM2539,SGM708,SGM829,SGM41542,SGM41543,SGM42633,SGM827,SGM706,SGM828,SGM851C,SGM825,SGM61232,SGM826,SGM48211,SGM2591CD,SGM823,SGM824,SGM2572A,SGM40666AS,SGM2572B,SGM2584A,SGM2572C,SGM431,SGM460141,SGM2528B,SGM2528C,SGM2028,SGM3756,SGM810B,SGM2527,SGM2526,SGM48524D,SGM818,SGM816,SGM25062,SGM814,SGM2591BD,SGM815,SGM812,SGM8270N,SGM821,SGM8967-1,SGM40666BS,SGM8477,SGM41528,SGM8631,SGM708-S,SGM820,SGM708-T,SGM8197,SGM708-R,SGM8750,SGM4066X,SGM708-M,SGM6610,SGM708-L,SGM2531,SGM2521A,SGM2534,SGM708-J,SGM2533
SGMICRO放大器选型表
专用运算放大器,高输出电流400mA,低功耗1.1μA;高速运算放大器,500MHz增益带宽,高压摆率265V/μs;高精度运算放大器,失调电压低至5μV,低温漂0.011μV/℃;电流检测放大器,高共模电压105V,高共模抑制比140dB;低噪声运算放大器,低噪音1.6nV/√Hz,低失调电压8.5mV;微功耗运算放大器,最低功耗低至350nA,1\2\4路,轨至轨输入输出;低功耗运算放大器,功耗低至2.5μA,最大工作电压36V
产品型号
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品类
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CH
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SHDN
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Vᴄᴄ(Min)(V)
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Vᴄᴄ (Max)(V)
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Vᴏs(mV)
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Iq/CH(μA、nA、mA)
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Iʙ(pA)
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GBP(MHz、kHz)
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SR(V/ms、V/μs)
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Eɴᴏɪsᴇ(nV/√Hz、μVᴘᴘ)
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Package
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SGM8545
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低功耗运算放大器
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1
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N
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2.1
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5.5
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3.5
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48μA
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0.5
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1.1MHz
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520V/ms
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27nV/√Hz
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SOT-23-5
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选型表 - SGMICRO 立即选型
【选型】可pin-pin替代TI的INA199的电流检测放大器SGM8199,具有更高的精度
TI的双向电流检测器INA199在100G光模块APD应用上有着较为出色的表现。国产厂牌圣邦微电子也推出了相应的电流检测放大器产品SGM8199,可在-0.1V至26V的共模电压下检测分流器的压降,具有三个固定增益:20V/V、50V/V、100V/V,可以pin-pin替代INA199。
SGM8193 Tiny Packages, Nano-Power, Precision Current-Sense Amplifier
型号- SGM8193A3,SGM8193A2,SGM8193A1,SGM8193A0,SGM8193A1XG/TR,SGM8193,SGM8193 SERIES,SGM8193A0XG/TR,SGM8193A3XG/TR,SGM8193A2XG/TR,SGM8193A0XN5G/TR,SGM8193A1XN5G/TR,SGM8193A2XN5G/TR,SGM8193A3XN5G/TR
SGM8197 High-Side Current-Sense Amplifier with Open-Drain Comparator and Reference
型号- SGM8197A0,SGM8197A0XS8G/TR,SGM8197 SERIES,SGM8197A1XS8G/TR,SGM8197A1XMS8G/TR,SGM8197A2XS8G/TR,SGM8197A3XS8G/TR,SGM8197A2XMS8G/TR,SGM8197,SGM8197A3XMS8G/TR,SGM8197A0XMS8G/TR,SGM8197A3,SGM8197A2,SGM8197A1
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服务
可定制分流器电阻范围20uΩ~100uΩ,可自由设计铜排形状尺寸,电镀:镀锡/镀镍。支持RoHS指令 、AEC-Q200。认证资格:IATF16949;ISO9001;检测精度:0.1%。
最小起订量: 100个 提交需求>
可定制共模扼流圈、DIP功率扼流圈、大电流扼流圈、环形扼流圈/线圈等产品,耐温范围-40℃~125℃,电感量最高1200mH。
最小起订量: 1 提交需求>
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