3.9 nH Unshielded Wirewound Inductor 700 mA 80mOhm Max 0603 (1608 Metric) ## Engineering Specification ## General Description The **0603CS-3N9XJRW** is a Coilcraft **0603CS series ceramic-core chip inductor** designed for RF, microwave, and high-frequency circuit applications. It provides low-value inductance in a compact surface-mount package and is suitable for impedance matching, RF filtering, tuning networks, resonant circuits, and general high-frequency signal-path designs. The component is commonly used in wireless modules, RF front-end circuits, communication equipment, test hardware, and compact printed circuit board assemblies requiring stable high-frequency inductive performance. ## Device Identification Manufacturer Part Number: **0603CS-3N9XJRW** Manufacturer: **Coilcraft** Product Series: **0603CS** Device Category: **Passive Electronic Component** Device Type: **Fixed Inductor** Inductor Type: **RF Chip Inductor** Construction Type: **Unshielded Wirewound Ceramic-Core Inductor** Mounting Type: **Surface Mount** ## Functional Description The device functions as a fixed-value RF inductor used to store magnetic energy and provide frequency-dependent impedance in electronic circuits. It is designed for high-frequency performance where low inductance value, compact size, and predictable RF behavior are required. The component can be used in matching networks, RF filters, oscillators, resonant circuits, and signal conditioning paths. ## Electrical Description The inductor has a nominal inductance of **three point nine nanohenries** with **five percent tolerance**. It is rated for **seven hundred milliamps** current and has a maximum DC resistance of **eighty milliohms**. The part provides a minimum self-resonant frequency of **six point nine gigahertz** and a minimum Q value suitable for RF circuit applications. It should be operated within the manufacturer’s specified current, temperature, and electrical limits. ## Mechanical Description The component is supplied in an **0603 surface-mount package**, also known as **1608 metric size**. It is designed for compact PCB layouts and automated pick-and-place assembly. The unshielded chip construction is suitable for high-frequency signal applications where board layout and nearby component placement are carefully controlled. ## Material and Construction Description The device uses a ceramic-core wirewound construction, which supports stable high-frequency inductance characteristics. The specified configuration includes RoHS-compliant matte tin over nickel over silver-platinum-glass frit termination, suitable for standard surface-mount soldering processes. ## Mounting and Assembly Description The **0603CS-3N9XJRW** is intended for surface-mount PCB assembly. Proper land pattern design, solder paste control, placement accuracy, and reflow soldering profile should follow Coilcraft recommendations. RF layout practices should be observed, including short trace lengths, controlled impedance routing, proper grounding, and minimized parasitic capacitance. ## Application Suitability The device is suitable for RF matching networks, wireless communication circuits, antenna tuning, filters, oscillators, resonant circuits, broadband RF designs, cellular modules, Wi-Fi and Bluetooth hardware, test equipment, and high-frequency embedded electronics. ## Design Considerations The design should account for inductance tolerance, Q factor, self-resonant frequency, DC resistance, current rating, operating temperature, layout parasitics, solder joint reliability, and interaction with nearby magnetic or conductive structures. For RF applications, the final performance should be validated in the actual PCB layout because trace geometry and component placement can affect impedance and resonance behavior. ## Hashtags #commonpartslibrary #inductor #rfinductor #chipinductor #coilcraft #coilcraftinductor #0603cs #0603component #smdinductor #surfacemount #wirewoundinductor #ceramiccoreinductor #passivecomponent #rfdesign #highfrequency #impedancematching #rffilter #wirelesshardware #communicationequipment #pcbdesign #hardwaredesign #electronicscomponents #electronicparts #componentlibrary #engineeringparts #electronicsengineering

FIXED IND 22uH 8A SMD,13.8x12.8mm Power Inductor for energy storage and filtering in DC-DC power conversion circuits. The CYA1265-22UH is a 22 µH molded SMD inductor with ±20% inductance tolerance, 8 A rated current, 14 A saturation current (Isat), and 30 mΩ maximum DC resistance (DCR), designed for high-frequency switching applications. #PowerInductor #FixedInductor #MoldedInductor #22uH #8A #14AIsat #LowDCR #SMD #DCDCConverter #SHOUHAN #PassiveComponent

The NTC5D-15 is a negative temperature coefficient thermistor designed for inrush current limiting and surge current suppression in power electronic circuits. It provides high resistance at ambient temperature to restrict excessive startup current and gradually decreases in resistance as it self-heats during operation, allowing normal current flow with minimal power loss. This component is commonly used in switched-mode power supplies, battery chargers, motor drives, lighting equipment, consumer electronics, industrial control systems, and other AC or DC power applications requiring reliable inrush current protection. Key Features Negative temperature coefficient thermistor technology Designed for inrush current limiting applications High surge current handling capability Low resistance during normal operating conditions Fast thermal response characteristics Stable electrical performance over repeated power cycles High reliability and long operational life Radial leaded through-hole package Suitable for AC and DC power systems Helps protect power supplies, rectifiers, capacitors, and switching devices from excessive startup current Electrical Characteristics NTC thermistor element Inrush current limiter function Low steady-state resistance after self-heating High energy absorption capability Wide operating temperature range Stable resistance-temperature behavior Suitable for continuous current operation within specified ratings Applications Switched-mode power supplies AC-DC converters Battery charging systems LED drivers and lighting equipment Industrial automation systems Motor control circuits Consumer electronics Home appliances Telecommunications equipment Power distribution modules Mechanical Characteristics Radial lead configuration Through-hole mounting Epoxy-coated thermistor body Compact package size for PCB installation RoHS-compliant construction depending on manufacturer version #commonpartslibrary #passivecomponent #thermistor #ntc #inrushcurrentlimiter #surgeprotection #powermanagement #powersupply #circuitprotection #industrialelectronics #powerelectronics #electroniccomponent

68 kOhms ±5% 0.25W, 1/4W Through Hole Resistor Axial Automotive AEC-Q200 Carbon Film CFR-25JB-52-68K is a carbon film through-hole resistor from the CFR series by YAGEO. It provides a resistance value of 68 kΩ with ±5% tolerance and a 0.25 W (1/4 W) power rating. Designed for general-purpose electronic circuits, this axial-leaded resistor offers stable performance, reliable operation, and compliance with automotive-grade AEC-Q200 requirements, making it suitable for consumer, industrial, and automotive applications. Key Features Resistance: 68 kΩ Tolerance: ±5% Power Rating: 0.25 W (1/4 W) Carbon film resistor technology Axial through-hole package Operating temperature range: -55°C to +155°C Temperature coefficient: -500 / +350 ppm/°C Automotive AEC-Q200 qualified RoHS compliant Suitable for signal conditioning, voltage dividers, biasing, and general-purpose circuit applications. #CFR25JB5268K #YAGEO #CarbonFilmResistor #ThroughHoleResistor #68KOhm #QuarterWatt #AECQ200 #ElectronicComponents #PassiveComponents #CircuitDesign #commonpartslibrary #passivecomponents #resistor #carbonfilm #throughhole #axialresistor #analog #digital #industrialelectronics

The A767KN476M1HLAE029 is a surface-mount aluminum electrolytic capacitor designed for bulk energy storage, power supply filtering, ripple current suppression, and voltage stabilization applications. This capacitor utilizes aluminum electrolytic technology to provide high capacitance density in a compact package, making it suitable for modern power management and industrial electronic systems. The device is optimized for applications requiring stable capacitance performance, long operational life, and reliable operation under varying electrical and environmental conditions. It is commonly used in switching power supplies, DC-DC converters, industrial control equipment, communication systems, consumer electronics, and embedded power distribution networks. Its low impedance characteristics and high ripple current capability support efficient power filtering and transient response improvement in electronic circuits. The surface-mount construction enables automated assembly processes and compact PCB integration in high-density designs. Engineering Specification Device Type Aluminum electrolytic capacitor Capacitor Technology Surface-mount aluminum electrolytic construction Capacitance Characteristics High-capacitance energy storage and filtering capability Electrical Characteristics Optimized for power supply filtering and voltage stabilization Impedance Performance Low impedance design for efficient ripple suppression Ripple Current Capability Suitable for high-ripple-current power applications Thermal Characteristics Stable operation across industrial electronic operating conditions Reliability Features Long operational lifetime and robust electrical performance Mounting Style Surface mount technology Package Structure Chip-type aluminum electrolytic capacitor Environmental Characteristics Designed for commercial and industrial electronic environments Applications Switching power supplies DC-DC converters Power management systems Industrial automation Communication equipment Embedded systems Consumer electronics Voltage filtering circuits Energy storage applications Power distribution networks Manufacturer Commonly associated with KEMET aluminum electrolytic capacitor product families #commonpartslibrary #electrolyticcapacitor #aluminumcapacitor #passivecomponents #powerelectronics #powersupply #filtercapacitor #energystorage #surfaceountcomponents #embeddedhardware #electronicsdesign #dcdcconverter #industrialelectronics #powermanagement #ripplefiltering

The NX3225GD 8.000MHz STD-CRA-3 is a surface-mount quartz crystal resonator designed to provide a stable and accurate clock reference for electronic circuits. It is housed in a compact ceramic package suitable for space-constrained applications and is optimized for low power consumption and reliable frequency generation. This crystal is commonly used in microcontrollers, wireless communication modules, industrial control systems, consumer electronics, IoT devices, and embedded systems requiring precise timing and frequency control. Features Fundamental mode quartz crystal resonator Nominal frequency of 8.000 MHz Compact surface-mount ceramic package High frequency stability and accuracy Low equivalent series resistance Suitable for low-power oscillator circuits Excellent aging characteristics RoHS-compliant construction Designed for automated SMT assembly processes Reliable operation across industrial temperature environments Electrical Characteristics Crystal type: Quartz Crystal Resonator Frequency: 8.000 MHz Oscillation mode: Fundamental Load capacitance: Standard load capacitance configuration Frequency tolerance: Standard precision grade Frequency stability: Industrial-grade stability performance Equivalent series resistance optimized for MCU and RF oscillator circuits Low drive level operation High insulation resistance Mechanical Characteristics Surface-mount package Ceramic hermetic enclosure Compact footprint suitable for high-density PCB layouts Compatible with standard reflow soldering processes Designed for automated pick-and-place assembly Applications Microcontroller clock generation Wireless communication devices Bluetooth and RF modules IoT and smart devices Industrial automation equipment Embedded control systems Consumer electronics Timing and synchronization circuits Sensor interface modules Portable battery-powered products Compliance RoHS compliant Lead-free package Environmentally friendly manufacturing standards Suitable for commercial and industrial electronic applications #commonpartslibrary #crystal #quartzcrystal #frequencycontrol #timingdevice #clocksource #oscillator #smtcomponent #embeddedsystems #wirelesscommunication #industrialelectronics #consumerelectronics #iotdevices #passivecomponents #electroniccomponents

47µF 50V Aluminum Electrolytic Capacitors Radial, Can 5.644Ohm @ 120Hz 2000 Hrs @ 85°C The 476BPS050M is a 47 µF, 50 V non-polar (bi-polar) aluminum electrolytic capacitor from the BPS series of Cornell Dubilier. It is a radial lead through-hole capacitor designed for AC signal coupling and crossover network applications where polarity cannot be guaranteed. The capacitor offers reliable performance with a long operational life and compact package size. Capacitance: 47 µF Rated Voltage: 50 VDC Non-polar / Bi-polar construction Radial leaded through-hole package Operating temperature range: -40°C to +85°C Load life: 2,000 hours at 85°C Suitable for audio coupling and crossover networks Compact aluminum electrolytic design RoHS-compliant lead-free construction (series dependent) Typical Applications Audio coupling circuits Speaker crossover networks AC signal filtering General-purpose non-polar capacitor applications Analog signal processing circuits #CornellDubilier #BPSSeries #ElectrolyticCapacitor #BiPolarCapacitor #47uF #50V #ThroughHole #AudioElectronics #CrossoverNetwork #PassiveComponents #ElectronicDesign #CommonPartsLibrary #Capacitor #SMD #polarize

Polymeric PTC Resettable Fuse – Surface-mount resettable overcurrent protection device with a 9 V maximum operating voltage, 200 mA hold current (Ih), 500 mA trip current (It), and 100 A maximum fault current. Features 400 mΩ minimum initial resistance, 3.5 Ω maximum post-trip resistance, 20 ms typical time-to-trip, and operates over a −40°C to +85°C temperature range. Housed in an 0805 (2012 Metric) concave surface-mount package. #BelFuse #0ZCK0020FF2G #PTCResettableFuse #PolymericPTC #ResettableFuse #OvercurrentProtection #CircuitProtection #SurfaceMount #0805 #PassiveComponents #EmbeddedSystems

Surface-Mount Thin Film Resistor – 158 Ω fixed chip resistor with ±0.1% tolerance and 0.25 W power rating. Features a ±25 ppm/°C temperature coefficient, 200 V maximum working voltage, anti-sulfur construction, moisture-resistant thin film technology, and is specified for operation over a −55°C to +155°C temperature range. Designed for surface-mount assembly in a 1206 (3216 Metric) package. #Vishay #VishayDale #TNPW1206158RBEEA #ThinFilmResistor #ChipResistor #SurfaceMount #1206 #3216Metric #158Ohm #0_1Percent #0_25W #PassiveComponents #EmbeddedSystems

Aluminum Electrolytic Capacitor – Polarized radial-leaded aluminum electrolytic capacitor with 10 µF capacitance, 50 V rated voltage, and ±20% tolerance for general-purpose applications. Features 117 mA ripple current at 120 Hz, 180 mA ripple current at 100 kHz, 950 mΩ maximum impedance, 2,000-hour endurance at 125°C, and operates over a −40°C to +125°C temperature range. Housed in a radial can package with an 8.0 mm diameter, 12.5 mm maximum height, and 3.5 mm lead spacing. #Panasonic #EEUTA1H100 #AluminumElectrolyticCapacitor #ElectrolyticCapacitor #RadialCapacitor #10uF #50V #PolarizedCapacitor #ThroughHole #PassiveComponents #EmbeddedSystems

Shielded Power Inductor – 15 µH molded shielded wirewound power inductor with ±20% inductance tolerance, 6.0 A RMS current rating, and 5.8 A saturation current for power conversion and filtering applications. Features 43.8 mΩ maximum DC resistance, 11 MHz typical self-resonant frequency, composite core construction, and is rated for 0 V to 60 V operating voltage. Designed for surface-mount assembly in the XAL6060 package. #Coilcraft #XAL6060153MEB #XAL6060 #PowerInductor #ShieldedInductor #WirewoundInductor #15uH #CompositeCore #SMTInductor #PowerSupply #DCDCConverter #PassiveComponents #EmbeddedSystems

CAP SAFETY 2.2nF ±20% 400V 250V TH The DCF222M34Y5UQ6BL7A0 is a multilayer ceramic capacitor manufactured for general-purpose electronic filtering, bypassing, and decoupling applications. This surface-mount passive component is designed to provide stable capacitance performance in compact electronic assemblies while supporting high-density PCB layouts and automated manufacturing processes. The capacitor utilizes ceramic dielectric technology to achieve low impedance and reliable high-frequency performance. It is commonly used in power supply filtering, signal coupling, noise suppression, RF circuits, embedded systems, industrial electronics, and consumer devices. Its compact footprint and stable electrical behavior make it suitable for modern digital and analog circuit designs requiring efficient decoupling and transient response characteristics. Engineering Specification Device Type Multilayer ceramic capacitor Capacitor Technology Ceramic dielectric multilayer structure Mounting Style Surface mount technology Electrical Characteristics Stable capacitance performance for filtering and bypass applications Dielectric Characteristics Designed for general-purpose signal and power conditioning applications Frequency Performance Low impedance behavior suitable for high-frequency operation Thermal Characteristics Stable operation across standard electronic operating temperatures Mechanical Characteristics Compact SMT package optimized for automated PCB assembly Reliability Features High insulation resistance and long operational lifetime Construction Monolithic multilayer ceramic structure Applications Power supply decoupling Signal filtering Noise suppression RF circuitry Embedded systems Industrial electronics Consumer devices Communication equipment Analog and digital circuit stabilization Manufacturer Commonly associated with Murata-style MLCC component series #commonpartslibrary #ceramiccapacitor #mlcc #passivecomponents #surfaceountcomponents #powerelectronics #signalfiltering #decouplingcapacitor #electronicsdesign #embeddedhardware #analogdesign #digitalelectronics #rfdesign #industrialelectronics