【产品】可驱动无寄生二极管的N沟道MOSFET电源开关IC SGM2554系列,关断模式供电电流小于1μA
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圣邦微电子(SGMICRO)推出了电源开关IC SGM2554系列,包含SGM2554A和SGM2554B两种型号,适用于自供电和总线供电的通用串行总线(USB)应用。它们具有用于驱动无寄生二极管的N沟道MOSFET的内置电荷泵,可以消除断电时流过开关的任何反向电流。
SGM2554A和SGM2554B具有低导通电阻和低功耗的优点。它们的高侧N沟道MOSFET导通电阻的典型值为95mΩ,在VIN=3V,VEN=3V情况下静态供电电流的典型值为18μA,在VIN=5V,VEN=5V情况下静态供电电流的典型值为19μA,关断模式供电电流小于1μA,特别适用于电池供电的便携式设备。
SGM2554A和SGM2554B工作的输入电压范围为2.2V至5.5V,它们短路输出电流的典型值分别为1.2A和1.1A,电流限制阈值的典型值分别为1.85A和1.75A。它们具有多种故障保护功能,包括软启动以限制启动期间的浪涌电流、电流限制以满足USB电源要求以及热关断以防止在过电流条件下损坏。
SGM2554A和SGM2554B的输入电压范围为2.2V至5.5V,额定工作温度范围为-40℃至+85℃。它们采用绿色环保的小型SOT-23-5封装,封装引脚配置如图1所示。这两款芯片的典型应用电路如图2所示,主要应用于主板USB电源开关、USB设备电源开关、热插拔电源以及负载开关等领域。
图1 SGM2554A和SGM2554B的引脚配置
图2 SGM2554A和SGM2554B的典型应用电路
SGM2554A和SGM2554B的产品特性:
·高侧N沟道MOSFET导通电阻典型值95mΩ
·保证1.1A连续电流
·电流限制1.85A
·输入电压范围:2.2V至5.5V
·低供电电流19μA
·关断模式下电流小于1μA
·软启动功能
·热关断保护
·VIN的欠压锁定保护
·无反向漏电流
·采用绿色SOT-23-5封装
SGM2554A和SGM2554B的应用领域:
·主板USB电源开关
·USB设备电源开关
·热插拔电源
·负载开关
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TRANSCEIVER,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,VIRTUAL REALITY,储能系统,OPTICAL FIBER TRANSCEIVER MODULES,智能配件,FACTORY AUTOMATION,锂离子电池化成,MACHINE VISION,ENERGY STORAGE SYSTEMS,AUDIO SYSTEMS,OFFICE AUTOMATION EQUIPMENT,智能手机,5G WIRELESS BASE STATIONS,太阳能逆变器,音频系统,办公室自动化设备,光纤收发器模块,视频系统,LITHIUM ION BATTERY FORMATION,SMART ACCESSORIES,NEW ENERGY VEHICLES,游戏机,新能源汽车,SMART PHONES,VIDEO SYSTEMS,MAJOR HOUSEHOLD APPLIANCES,GAMING CONSOLES,机器视觉,SOLAR INVERTER,工厂自动化,主要家用电器,虚拟实境,5G无线基站
SGMICRO负载开关选型表
24V、5.5V负载开关,最大负载电流6A,限流值可调,多种小封装。防反向电压,70热插拔芯片。
产品型号
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品类
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Vcc (Min)(V)
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Vcc (Max)(V)
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Iq (μA)
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Continuous Output Current (mA)
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Current Limit(mA)
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Soft-Start
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Package
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SGM2521
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Load Switch
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4.5
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24
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170
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2000
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Programmable (260~2000)
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Soft-Start
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SOIC-8 TDFN-2×3-8BL
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选型表 - SGMICRO 立即选型
R5524x系列USB高端电源开关/负载开关
R5524x系列是一款基于CMOS的高侧MOSFET开关集成电路,符合USB标准。它可作为具有保护功能的负载开关IC使用。该器件采用低导通电阻(典型值为100 mΩ)的N沟道MOSFET作为开关晶体管,提供低dropout电压。内部包含过流限制电路、热关断电路、欠压锁定(UVLO)电路和反向电流保护电路。为了简化布局设计,提高了过流检测精度。R5524x提供5引脚SOT-23-5封装和6引脚DFN(PL)1820-6封装,实现最小化板面积解决方案。
NISSHINBO - USB HIGH-SIDE POWER SWITCH / LOAD SWITCH,CMOS-BASED HIGH-SIDE MOSFET SWITCH IC,USB高端功率开关/负载开关,基于CMOS的高边MOSFET开关集成电路,R5524X001A,R5524X SERIES,R5524X001B,R5524N004A,R5524N00X*-TR-FE,R5524X004A,R5524K,R5524N,R5524N002A,R5524N001A,R5524N002B,R5524N001B,R5524K001B,R5524K00X*-TR,R5524X,R5524N0004A,R5524XXXXB,R5524XXXXA,R5524K002A,R5524K001A,R5524K002B,R5524X002X,R5524X001X,STB,机顶盒,PCS,PC PERIPHERALS,GAME CONSOLES,打印机,DTV,游戏控制台,PC外设,PRINTERS,PDA,掌上电脑,SET TOP BOXES,个人电脑,DIGITAL TELEVISIONS,数字电视
SGMicro(圣邦微) SGM2554系列配电开关数据手册
该资料介绍了SGM2554是一款集成式高侧N通道MOSFET开关,适用于自供电和总线供电的通用串行总线(USB)应用。它具有内置电荷泵驱动N通道MOSFET,以消除关断时的反向电流流动。低静态电流和小型封装特别适合电池供电的可携式设备。
SGMICRO - 配电开关,模拟开关,POWER DISTRIBUTION SWITCH,SGM2554AYN5G/TR,SGM2554,SGM2554BYN5G/TR,SGM2554A,SGM2554B,玩具,室内照明,LOAD SWITCH,主板USB电源开关,光纤接入设备,便携数码,手机相关,小家电,消费电子部件,电脑,工业电子,电脑外设,USB设备电源开关,个人娱乐,USB DEVICE POWER SWITCH,光纤传输,智能家居,MOTHERBOARD USB POWER SWITCH,其它消费电子,可穿戴设备,HOT-PLUG POWER SUPPLIES,大家电,热插拔电源,负载开关
R5524x-Y系列工业用USB高压侧电源开关/负载开关
该资料介绍了R5524x系列高侧MOSFET开关IC,适用于工业应用。它符合USB标准,可作为负载开关IC并具有保护功能。采用低导通电阻(典型值为100 mΩ)的N沟道MOSFET作为开关晶体管,提供低dropout电压。内部包含过流限制电路、热关断电路、欠压锁定(UVLO)电路和反向电流保护电路。该器件还包含一个内部延迟电路,以防止由浪涌电流引起的错误标志信号的输出。为了简化布局设计,提高了过流检测精度。R5524x提供5引脚SOT-23-5封装和6引脚DFN(PL)1820-6封装,实现了在空间受限的板上的最小可能占位解决方案。
NISSHINBO - CMOS-BASED HIGH-SIDE MOSFET SWITCH IC,USB HIGH-SIDE POWER SWITCH / LOAD SWITCH,USB高端功率开关/负载开关,基于CMOS的高边MOSFET开关集成电路,R5524X001A,R5524X001B,R5524X-Y SERIES,R5524N004A,R5524X-Y,R5524N002A,R5524N002B,R5524N00X∗-TR-YE,R5524XXXXB,R5524XXXXA,R5524K002A,R5524K00X∗-TR-Y,R5524K002B,R5524X001X,R5524X002B,R5524X004A,R5524K,R5524X002A,R5524N,R5524N001A,R5524N001B,R5524K001B,R5524X,R5524K001A,R5524X002X,定序器,FA CONTROL EQUIPMENT,SEQUENCERS,SERVO AMPLIFIERS,机器人,INDUSTRIAL APPLICATIONS,工业应用,PLCS,FA控制设备,伺服放大器,程序逻辑控制系统,ROBOTS
US204 CMOS IC 100mΩ,1/1.5A带标志的高压侧电源开关
UTC US204系列是一款高侧功率开关,适用于USB应用。该系列产品具有低导通电阻(100mΩ)、内置保护电路、热关断保护和软启动功能。它采用内部双N沟道MOSFET设计,提供高达1.5A的负载电流,输入电压范围为2V至5.5V。
UTC - 高端电源开关,互补金属氧化物半导体集成电路,CMOS IC,HIGH-SIDE POWER SWITCHES,US204XXL-S08-R,US204XXG-S08-R,US204,USB,通用串口总线
R5540K系列N通道负载开关IC
该资料介绍了R5540系列N沟道负载开关集成电路(IC),具有低供电电流(典型值为9µA)的特点。这些IC采用N沟道MOSFET作为驱动晶体管,实现了低导通电阻和在关断状态下的反向电流保护功能。内置升压电路为N沟道晶体管的栅极电压提供电源。R5540适用于从次级电源(如降压DC/DC转换器的输出)向负载电路供电。
NISSHINBO - N-CHANNEL LOAD SWITCH IC,N-CHANNEL LOAD SWITCH ICS,N通道负载开关集成电路,N通道负载开关IC,R5540K002X,R5540KXXXB,R5540K004X,R5540KXXX∗-TR,R5540K SERIES,R5540KXXXX,R5540K,R5540KXXXD,R5540KXXXC,CAMERAS,VCR,移动通信设备,VCRS,CAMCORDERS,MOBILE COMMUNICATION EQUIPMENTS,摄录机,摄像机,电器,ELECTRICAL APPLIANCES
【产品】用于便携式设备的2.0A电流负载开关IC,采用了常用的SOP8封装
ROHM集团设计生产的BD6520F和BD6522F是电源管理开关(N沟道功率MOSFET),ONR电阻为50mΩ(典型值)。 内部电荷泵驱动N沟道功率MOSFET的栅极。 此外,外部电容器可以连接到软启动控制端子,从而实现在导通期间减小到负载电容器的浪涌电流。 这些IC具有欠压锁定,热关断和用于开关OFF时的容性负载的放电电路。
【产品】2.4A电流限制,内置70mΩ N沟道MOSFET的USB用高边开关IC
罗姆(ROHM)株式会社是全球最知名的半导体厂商之一,由其推出的BD82061FVJ和BD82065FVJ高边开关IC,内置低导通电阻(典型值70mΩ)N沟道MOSFET,具有过流保护、热关断、欠压锁定和软启动功能,且在电源关闭时具有反向电流保护,可用于通用串行总线(USB)应用,非常适用于PC、PC外围设备、消费类电器中的USB集线器等应用领域。
割草机项目控制板上需要一颗负载开关,电压5V,电流1A,有什么合适的产品推荐吗?
推荐国产圣邦微SGM2554AYN5G/TR,资料链接 https://www.sekorm.com/doc/3680643.html
SGM2554 Power Distribution Switch
SGM2554是一款集成的功率开关,适用于自供电和总线供电的通用串行总线(USB)应用。它具有内置电荷泵驱动N沟道MOSFET,无寄生体二极管,以消除关断时的反向电流流动。该产品具有低静态电流和小型封装等特点,特别适合电池供电的可携式设备。
SGMICRO - 配电开关,POWER DISTRIBUTION SWITCH,SGM2554AYN5G/TR,SGM2554,SGM2554A,SGM2554BYN5G/TR,SGM2554B,USB设备电源开关,USB DEVICE POWER SWITCH,LOAD SWITCH,主板USB电源开关,MOTHERBOARD USB POWER SWITCH,HOT-PLUG POWER SUPPLIES,热插拔电源,负载开关
SGM2554配电开关
SGM2554是一款单通道电源分配开关,适用于2.2V至5.5V宽电压范围。它具有低导通电阻(95mΩ)、高连续电流(1.1A)和多种保护功能,如软启动、欠压锁定和无反向泄漏电流等。该器件适合空间受限、电池供电的应用,并符合IEC 60950-1标准。
SGMICRO - SINGLE CHANNEL POWER DISTRIBUTION SWITCH,单路配电开关,开关,配电开关,POWER DISTRIBUTION SWITCH,SWITCH,SGM2554AYN5G/TR,SGM2554,SGM2554A,SGM2554BYN5G/TR,SGM2554B,SET-TOP BOX,机顶盒,PORTABLE MEDICAL EQUIPMENT,BATTERY POWERED EQUIPMENT,电池供电的设备,便携式医疗设备,数字电视,热插拔电源,DIGITAL TV,HOT-PLUG POWER SUPPLY
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