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KA2803B 系列

fairchild
freescale
onsemi
rochester

8引脚漏电检测IC,用于安全监控

KA2803B系列是一款多功能、高可靠性的集成电路(IC)产品线,专为精密电压调节与电源管理应用而设计。该系列芯片凭借卓越的性能、效率及稳定性,成为各类电子系统的优选解决方案。其突出特点在于采用坚固耐用的设计架构,即使在严苛工作环境下仍能保持稳定运行。

该系列产品的核心优势在于能实现极低输出纹波的精准电压调节,这得益于内置的高品质元器件和优化控制机制构成的先进电路设计。其宽输入电压范围可适配多种电源配置方案,同时集成过流保护、热关断及短路保护等多重安全功能,显著提升了关键应用场景下的可靠性与安全性。

KA2803B系列采用紧凑高效的封装设计,不仅适应空间受限的应用环境,其薄型封装与极少的外围元件需求更能简化PCB布局并降低系统总体成本。该产品特别适用于电源模块、电池充电器、LED驱动电路及便携式电子设备等对电压稳定性要求严苛的领域。

在工业应用方面,该系列芯片广泛应用于自动化系统、电机控制单元及仪器仪表设备,其精密调节特性可显著提升系统性能;在消费电子领域,智能手机、平板电脑等便携设备通过采用该IC实现了稳定供电与电池续航优化;汽车电子则将其应用于车载信息娱乐系统、高级驾驶辅助系统(ADAS)及电源管理模块,充分发挥了其高效能与高可靠性优势。

KA2803B系列完美融合了先进工艺技术、紧凑型设计和可靠性能表现,已成为跨行业现代电子系统中不可或缺的核心元器件。

系列图片(10 张)

常见问答

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KA2803B - 型号列表9 个型号

Standard Package

Package

Operating Temperature

Mounting Style

Package / Case

Packaging

Factory Pack Quantity

Part # Aliases

Standard Package Name

Package Height

Mounting

Package Width

Supplier Package

Package Length

Lead Shape

Mounting Type

Supplier Device Package

Package/Case

Unit Weight

最低工作温度

Product

制造商零件编号价格/库存PackagingOperating TemperatureStandard PackageRoHSFactory Pack QuantityMounting TypeSupplier Device PackageApplicationsCurrent - SupplyVoltage - SupplyPackage/CaseProductPackageProduct CategorySupply Voltage - MaxSupply Voltage - MinResponse TimeMaximum Operating TemperatureMounting StylePackage / CaseMinimum Operating TemperaturePart # AliasesStandard Package NameEU RoHSMaximum Operating Temperature Package Height MountingPCBPackage Width Supplier PackagePackage Length Minimum Operating Temperature Pin CountLead ShaperohsSeriesUnit WeightSupply Current - MaxOutput Current - Typ最高工作温度安装类型高度最低工作温度宽度封装类型引脚数目长度尺寸Operating Supply VoltageShutdownOperating Supply CurrentReference VoltageBrandOutput Current per ChannelSupply Current (Max)Output Current (Typ)DimensionsHeightLengthPackage TypeWidthOperating Temperature (Max)Operating Temperature (Min)Case LengthScreening LevelCase HeightRad Hardened供应商器件封装操作温度电压 - 电源封装/外壳应用电流 - 电源比较器类型Board Level ComponentsOther Names输出数目Power Switch Type额定功率电压电流Life
KA2803B
6
KA2803B

EARTH LEAKAGE DETECTOR

fairchild semiconductor

询价Tube-20 to 80 °CRail / TubeRoHS Compliant50Through Hole8-DIPEarth Leakage Detector400µA12 V ~ 20 V8-DIP (0.300", 7.62mm)Analog Comparators8PDIP WComparator ICs18 V14 V4 ms+ 85 CThrough HoleDIP-8- 25 CKA2803B_NLPDIPCompliant803.3Through Hole86.35PDIP W10.15(Max)-208Through HoleLead free / RoHS CompliantKA2803B0.030018 oz480 uA800 uA+80 °C通孔3.3mm-20 °C6.35mmPDIP810.15mm10.15 x 6.35 x 3.3mm20 VNo Shutdown480 uANoFairchild Semiconductor800 uA480 uA800 uA10.15 x 6.35 x 3.3mm3.3mm10.15mmPDIP, PDIP W6.35mm80C-20C9.2 mmCommercial3.3 mmNo8-DIP-25°C ~ 80°C12 V ~ 20 V8-DIP (0.300", 7.62mm)Earth Leakage Detector400µA通用Y-------
KA2803BDTF
4
KA2803BDTF

Earth Leakage Detector 8-Pin SOIC N T/R

fairchild semiconductor

询价Tape and Reel-20 to 80 °CTape & ReelRoHS Compliant3000Surface Mount8-SOPEarth Leakage Detector400µA12 V ~ 20 V8-SOIC (0.154", 3.90mm Width)Analog Comparators8SOIC NComparator ICs18 V14 V4 ms+ 85 CSMD/SMTSOP-8- 25 CKA2803BDTF_NLSOICCompliant801.5(Max)Surface Mount84(Max)SOIC N5(Max)-208Gull-wingLead free / RoHS CompliantKA2803B0.005044 oz480 uA800 uA+80 °C通孔3.3mm-25 °C6.35mmPDIP810.15mm10.15 x 6.35 x 3.3mm20 VNo Shutdown480 uANoFairchild Semiconductor800 uA---------------------KA2803BDTFCT1接地漏电探测器5mW12 → 20V0.4mA-
KA2803B_NL
KA2803B_NL

Comparator ICs Earth Leak Detector

Fairchild Semiconductor

询价Tube--RoHS Compliant50------Digital Comparators---------------------------------------------------------------------Obsolete
KA2803BD
KA2803BD

Comparator ICs Earth Leak Detector

Fairchild Semiconductor

询价Tube-25°C ~ 80°C8,100--Surface Mount8-SOPEarth Leakage Detector400µA12 V ~ 20 V8-SOIC (0.154", 3.90mm Width)-----------------------------------------------------------------------
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KA2803BDTF
KA2803BDTF

IC EARTH LEAKAGE DETECTOR 8-SOP

Fairchild/ON Semiconductor

询价----------------------------------------------------------------------------------
KA2803B
KA2803B

IC EARTH LEAKAGE DETECTOR 8-DIP

Fairchild/ON Semiconductor

询价----------------------------------------------------------------------------------
KA2803BD
KA2803BD

IC EARTH LEAKAGE DETECTOR 8-SOP

Fairchild/ON Semiconductor

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9 个型号