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KA431SAMF 系列

fairchild
onsemi
rochester

可调分流稳压器,2.5V至36V,SOT-23F封

KA431SAMF系列是一组高精度可编程分流电压基准稳压器,专为各类电子应用提供卓越的精确度、稳定性和多功能性而设计。该系列产品以稳健的性能和易于集成的特性著称,广泛应用于电源管理、电压监测以及基准电压生成电路。KA431SAMF系列可提供典型容差为±1%的高稳定基准电压,确保在负载与温度变化条件下仍能实现精确的电压调节。

该系列的核心特性之一是其可编程输出电压(通过外接电阻可在2.5V至36V范围内任意设定),这种灵活性使其既能满足简单电压基准需求,也可胜任复杂反馈控制系统。其动态输出阻抗典型值低于0.2Ω,显著提升了动态负载条件下的电压稳定性。此外,KA431SAMF的工作电流典型值仅为1mA,具有优异的能效表现,特别适合电池供电设备。

KA431SAMF系列采用紧凑耐用的表面贴装封装,确保在空间受限的设计中仍能可靠工作。其坚固结构支持-40°C至+85°C的宽温域运行,适用于恶劣环境。内置过流保护和热关断等保护机制,进一步增强了在严苛应用中的可靠性与使用寿命。

典型应用场景包括:

  • 电源系统:为反馈环路提供稳定基准电压,确保输出电压一致性
  • 电池充电器:维持精确充电电压,延长电池寿命并提升安全性
  • 精密测量系统:作为高精度电压基准源 该系列还广泛应用于汽车电子、工业控制系统和消费电子等领域,其精度与可靠性对系统性能至关重要。

KA431SAMF系列集精确性、多功能性和耐用性于一体,是工程师跨行业电压调节与基准应用的理想解决方案。

系列图片(5 张)

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KA431SAMF - 型号列表7 个型号

Packaging

Other Names

参考类型

制造商零件编号价格/库存PackageReference TypeTopologyOutput VoltageMaximum Input VoltageInitial AccuracyMaximum Temperature CoefficientOperating TemperatureMaximum Output CurrentMountingStandard PackageCurrent - CathodeMounting TypeSupplier Device PackageVoltage - OutputPackagingCurrent - OutputNumber of ChannelsTemperature CoefficientVoltage - InputTolerancePackage/CaserohsOther NamesFactory Pack QuantityProductProduct CategoryMounting StyleSeriesPackage / CaseUnit WeightAverage Temperature Coefficient - TypShunt Current - MinMinimum Operating TemperatureMaximum Operating TemperatureSeries VREF - Input Voltage - MaxRoHSShunt Current - MaxOperating Temp RangePackage TypePin CountReference Voltage Accuracy (Max)Operating Temperature ClassificationInput VoltageOutput Voltage (Max)Fixed / Adjust / ProgRad Hardened参考类型标称电压Board Level Components最高工作温度高度拓扑安装类型最低工作温度宽度封装类型引脚数目初始精确度长度尺寸最大输出电压Maximum Output VoltageBrandLengthHeightPart # Aliases电流 - 阴极电流 - 输出容差操作温度电压 - 输出温度系数封装/外壳通道数WidthSupplier PackageStandard Package NameMaximum Operating Temperature Package Height Output Voltage Maximum Input Voltage EU RoHSPackage Width PCBPackage Length Minimum Operating Temperature Lead ShapeInput Voltage (Max)Description/Function
KA431SAMF2TF
3
KA431SAMF2TF

V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R

fairchild semiconductor

询价3SOT-23AdjustableShunt2.495 to 36 V37 V1 %50(Typ) ppm/°C-25 to 85 °C100 mASurface MountTape & Reel1mASurface MountSOT-23F2.495 V ~ 36 VTape & Reel (TR)100mA150ppm/°C Typical2.495 V ~ 36 V±1%SOT-23-3 Flat LeadsLead free / RoHS CompliantKA431SAMF2TFCT3000Voltage ReferencesVoltage ReferencesSMD/SMTKA431SSOT-23F-30.001721 oz50 PPM / C1 mA- 25 C+ 85 C37 VRoHS Compliant100 mA-25C to 85CSOT-2331Commercial37 V2.495 to 36 VAdjustNoShunt, Adjustable2.5 - 36VY+85 °C1mm并联表面贴装-25 °C1.7mmSOT-23F3±1.0 %3mm3 x 1.7 x 1mm36 V36 VFairchild Semiconductor2.92 mm0.93 mmKA431SAMF2TF_NL1mA100mA±1%-25°C ~ 85°C2.495 V ~ 36 V50ppm/°C TypicalSOT-23-3 Flat Leads11.3 mm--------------
KA431SAMFTF
3
KA431SAMFTF

V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R

fairchild semiconductor

询价3SOT-23AdjustableShunt2.495 to 36 V37 V1 %50(Typ) ppm/°C-25 to 85 °C100 mASurface MountTape & Reel1mASurface MountSOT-23F2.495 V ~ 36 VTape and Reel100mA150ppm/°C Typical2.495 V ~ 36 V±1%SOT-23-3 Flat LeadsLead free / RoHS CompliantKA431SAMFTFCT3000Voltage ReferencesVoltage ReferencesSMD/SMTKA431SSOT-23F-30.001721 oz50 PPM / C1 mA- 25 C+ 85 C37 VRoHS Compliant100 mA-25C to 85CSOT-2331Commercial37 V2.495 to 36 VAdjustNo可编程2.5 - 36VY+85 °C1mm并联表面贴装-25 °C1.7mmSOT-23F3±1.0 %3mm3 x 1.7 x 1mm36 V36 VFairchild Semiconductor2.92 mm0.93 mm----------SOT-23SOT-23850.932.495 to 3637Compliant1.332.92-25Gull-wing37 VShunt Regulator
KA431SAMFTF_G
KA431SAMFTF_G

V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R

fairchild semiconductor

询价3SOT-23AdjustableShunt2.495 to 36 V37 V1 %50(Typ) ppm/°C-25 to 85 °C100 mASurface MountTape & Reel1mASurface MountSOT-23F2.495 V ~ 36 VTape & Reel (TR)100mA150ppm/°C Typical2.495 V ~ 36 V±1%SOT-23-3 Flat LeadsLead free / RoHS Compliant-------------------------------------------------------------------
+KA431SAMFTF
+KA431SAMFTF

V-Ref Adjustable 2.495V to 36V 100mA 3-Pin SOT-23 T/R

fairchild semiconductor

询价------------------------------------------------------------------------------------------
KA431SAMFTF
KA431SAMFTF

Voltage Reference, Shunt - Adjustable, KA431SA Series, 2.5V to 36V, SOT-23F-3

ON SEMICONDUCTOR

询价------------------------------------------------------------------------------------------
KA431SAMF2TF
KA431SAMF2TF

Voltage Reference, Shunt - Adjustable, KA431SA Series, 2.5V to 36V, SOT-23F-3

ON SEMICONDUCTOR

询价------------------------------------------------------------------------------------------
KA431SAMFTF_G
KA431SAMFTF_G

IC VREF SHUNT ADJ SOT-23F

Fairchild/ON Semiconductor

询价------------------------------------------------------------------------------------------
7 个型号