【应用】圣邦微负压电荷泵SGM3206用于激光测距仪,转换效率>90%,静态功耗仅120μA
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激光测距仪,利用激光对目标距离准确测定的仪器,其广泛应用于手持测距、红外观察仪、光电吊舱、车载转台、光电瞄具等光电设备。本文推荐国产圣邦微(SGMICRO)负压电荷泵SGM3206为运放供电,输入电压范围为1.4V~5.5V,可以输出一个反向的1.4V~5.5V电压,最大输出电流60mA,在较宽的输出电流范围内,典型转换效率大于90%。
以下为激光测距仪部分原理框图:
SGM3206典型应用图如下:
圣邦微的负压电荷泵SGM3206应用于激光测距仪有以下优势:
1、输出负压范围为-1.4V到-5.5V的电压给运放,满足多种供电需求,应用场景广泛;
2、静态功耗仅为120μA,自身损耗低,适合电池供电的便携设备设计;
3、集成有源肖特基二极管,减少外部元器件数量,节约PCB板面积
综上所述,圣邦微的负压电荷泵SGM3206转换效率>90%,静态功耗仅120μA,非常适用于激光测距仪。
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国产的正压转负压的LDO推荐
推荐圣邦微负电荷泵SGM2058XWQ10G/TR,输入电压范围 2.3V to 5.5V;双通道输出:Vout1=-Vin ,Vout2=0 to -Vin。资料:https://www.sekorm.com/doc/3825113.html
SGMICRO DC/DC转换器选型表
SGMICRO DC/DC转换器选型表包含包含同步整流降压转换器、AMOLED显示屏电源降压、非同步降压转换器升压、同步整流升压转换器、非同步升压转换器、电荷泵DC/DC转换器 、专用DC/DC转换器和LCM偏置电源;升降压、电荷泵供电,最大输入电压60V,最大开关电流10A,内置MOS。
产品型号
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品类
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CH
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Enable
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Vcc (Min)(V)
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Vcc (Max)(V)
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I_OUT(mA)
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Frequency (kHz)
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Iq (μA)
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SHDN Iq(μA)
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Package
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SGM6010
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DC/DC Synchronous Rectifier Buck Converters
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1
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L
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3
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5.5
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3000
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300 to 2000
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0.41
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2
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TDFN-3×3-10L
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选型表 - SGMICRO 立即选型
SGM3206非稳压60mA电荷泵电压逆变器
SGM3206是一款不规整的60mA充电泵电压逆变器,适用于1.4V至5.5V的输入电压范围,提供高达60mA的输出电流。该器件具有高效率、低静态电流和宽工作温度范围等特点,适用于电池供电的设备,如LCD偏置、射频功率放大器偏置和CFL灯等。
SGMICRO - UNREGULATED 60MA CHARGE PUMP VOLTAGE INVERTER,CHARGE PUMP VOLTAGE INVERTER,电荷泵电压反相器,无调节的60毫安电荷泵电压逆变器,SGM3206XN5G/TR,SGM3206,射频功放,BIPOLAR AMPLIFIER SUPPLY,LCD BIAS,双极放大器电源,砷化镓偏压,GAAS BIAS,RF POWER AMPLIFIER,液晶显示器偏压
SGM DFAE训练负荷开关-OVP-Supervisor
本文详细介绍了高性能模拟负载开关及其在电源管理、监控、复位等系统中的应用。内容涵盖负载开关的定义、工作原理、数据手册参数、应用场景、保护特性、功耗和热管理等方面。同时,文章还列举了多种负载开关产品及其特性,如SGM25062、SGM2575A、SGM2566C等。
SGMICRO - 正高压热插拔和涌入电流控制器,NANO-POWER SYSTEM TIMER,LOAD SWITCH,低功耗微处理器监控电路,LOW POWER MICROPROCESSOR SUPERVISORY CIRCUIT,微处理器监控电路,纳米功率系统定时器,MICROPROCESSOR SUPERVISORY CIRCUIT,负载开关,POSITIVE HIGH-VOLTAGE HOT SWAP AND INRUSHCURRENT CONTROLLER,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,低功率系统,WIRELESS SENSOR,BATTERY CHARGING PORTS,USB从设备,临界ΜP功率监测,MOBILE PHONES,通讯电源,MICROPROCESSOR SYSTEM,POWER SUPPLY,适配器供电设备,3G WIRELESS DATA-CARDS,SMART HOME CONTROLLERS,篡改探测器,TABLET COMPUTERS,NETWORK SWITCH,USB POWER SWITCHES,物联网,4G无线数据卡,ADAPTER POWERED DEVICES,CELL PHONES,移动电话,汽车设备,逆变器,LOW POWER SYSTEMS,3G无线数据卡,CRITICAL ΜP POWER MONITORING,USB电源开关,SMART PHONES,AUTOMOTIVE EQUIPMENT,TAMPER DETECTORS,COMPUTERS,智能仪器,手机,电子烟,PORTABLE EQUIPMENT,微处理机系统,网络交换机,IOT,笔记本,便携式设备,智能手机,USB SLAVE DEVICES,SOLID STATE DRIVES,NOTEBOOK,SSD,INTELLIGENT INSTRUMENTS,无线传感器,智能家居控制器,平板电脑,电池充电端口,固态硬盘,电源,智能POS机应用,E-CIGARETTE,4G WIRELESS DATA-CARDS,MIFI,计算机
SGM3206YN5G/TR PCBLib&SchLib&IntLib
SGMICRO - UNREGULATED 60MA CHARGE PUMP VOLTAGE INVERTER,无调节的60毫安电荷泵电压逆变器,SGM3206YN5G/TR
【经验】电荷泵电压反相器SGM3204在3.6V锂电池供电感应式电阻检测装置正弦波发生器中的负压发生器的应用
我公司研发制作感应式电阻检测装置,通过线圈之间的互感检测回路电阻值,因此需要产生正弦波以激励线圈产生感应电流,正弦波的产生需要使用到+3.3V和-3.3V的电压等级。由于设备采用锂电池供电因此需要一款DC-DC来将正压转换为负压以便产生正弦波。世强代理的圣邦微电子推出一款电荷泵电压反相器SGM3204可以将+3.3V转换为-3.3V,完美解决正负的问题。
【经验】降压转换器SGM61630B负压输出设计不同之处在哪?
降压转换器SGM61630B可以用于正压转负压,与常见的用电荷泵方案实现正压转负压相比,这个方案可以输出更大的电流,带载能力更强,某客户的通信基站上就选用了SGM61630B的负压方案。与正压方案相比,负压方案的设计有一些不同的地方。
【经验】国产BUCK-BOOST电源芯片、负电荷泵芯片助力光模块电源管理负压电路方案,外围电路设计简单
光模块电源管理电路中有需要为EML驱动电路供电的负压电路,目前国产有以下两种负压电路方案可供参考。方案一是利用BUCK-BOOST电路来实现,通过电感储能来实现负电压的转换,外围电路设计简单。方案二是采用负电荷泵来实现,通过电容储能来实现负电压的转换,无需使用电感,外围电路简单可靠。
【应用】圣邦微大电流负线性稳压器SGM2209助力多路数字可调电源设计,输入电压-2.7~-24V
国内一厂商在在选择运放的负压供电方案时,选择了电荷泵加负线性稳压器的方案,需要5V转-5V的电荷泵,后续-5V给到负线性稳压器转到-3.3V,负线性稳压器客户选择了圣邦微这款SGM2209-ADJXTDB8G/TR。
单体DC-DC项目,需要一款简单电荷泵,要求开关频率不低于20KHz,支持输入3.3V以及5V,是否有合适的方案推荐?
你好,可以评估一下圣邦微的SGM3206YN5G/TR,此方案输入电压范围:1.4V至5.5V,故定开关频率50Khz,详细评估资料如下:https://www.sekorm.com/doc/55924.html。
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可定制高压电源模块的输入电压100VDC-2000VDC、功率范围5W-500W/4W-60W; 高压输出电源模块的输出电压100VDC-2000VDC。功率范围:4W-60W。
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可定制高压耐热绝缘电缆的材质:导体-镀锡/镀镍软铜线,绝缘体-架桥难燃PE/氟素树脂PFA,工作电压:300-600V,工作温度:150-200℃,阻燃对应UL:VW-1、FT1、-F-mark规格。
最小起订量: 3000m 提交需求>
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