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AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
Specifications
Model Number :
4R7
Tolerance :
±20%
MOQ :
1K
Delivery Time :
7-14 work days (Negotiable)
DC Resistance :
Low DCR options
Payment Terms :
T/T
Brand Name :
CHIPSEN
Inductance :
4.7 microhenries
Place of Origin :
China
Saturation Current :
Varies by model
Price :
＄0.5-1.8/pieces
Mounting Type :
Surface Mount
Supply Ability :
10000pcs
Certification :
UL/cUL Class B/F/H, VDE, CQC
Current Rating :
0.1A to 10A
Description
Compact Shielded 4R7 Molded SMD Power Inductor
Low Loss Stable Performance for DC Conversion Applications
Product Overview
The 4R7 marking represents a nominal inductance of 4.7 microhenries. Actual inductance, package dimensions, and current rating must be confirmed through approved drawings and electrical specifications. Typical values serve as purchasing references rather than guaranteed product ratings.
Industry Applications & Specifications
Industry and Application Typical Operating Conditions Key Purchasing Parameters Available Customization
Industrial Automation 12V, 24V and 48V DC control systems Inductance, rated current, saturation current, DCR, temperature rise, dimensions Inductance, current, DCR, footprint, height, terminals, temperature class
Point of Load Converter Low voltage high current buck converter Saturation current, RMS current, low DCR, switching frequency, transient response Core material, conductor structure, inductance tolerance, current capacity
Telecom and Network Equipment 12V, 24V and 48V distributed power systems Efficiency, ripple current, thermal performance, compact dimensions Low DCR design, magnetic material, footprint, packaging
Server and Data Equipment Processor, memory, storage and auxiliary power rails High saturation current, low power loss, transient response, reliability Inductance, DCR, saturation curve, dimensions, thermal optimization
Charging Equipment USB power delivery, battery charger and adapter circuits Compact size, efficiency, current capability, temperature rise Package dimensions, inductance, terminals, marking, tape and reel packaging
Automotive Electronics 12V, 24V and 48V auxiliary electronic systems Wide temperature capability, vibration resistance, saturation current, traceability Automotive material selection and validation plans
Robotics and Motor Control Controller power stage, sensor supply and auxiliary converter Peak current, saturation margin, vibration resistance, thermal stability Reinforced terminals, winding structure, magnetic material, reliability testing
LED Lighting Constant current buck and boost driver circuits Current ripple, inductance tolerance, DCR, audible noise, temperature rise Inductance, current rating, dimensions, low noise design
Custom Design Parameters
Parameter Information Required from Customer
Nominal Inductance Target inductance and measurement frequency
Inductance Tolerance ±10%, ±20% or customer specified
Rated Current Maximum continuous RMS operating current
Saturation Current Peak current and permitted inductance reduction
DC Resistance Target or maximum DCR at specified temperature
Switching Frequency Normal and maximum switching frequency
Converter Topology Buck, boost, buck-boost, multiphase or filtering circuit
Input Voltage Minimum, nominal and maximum input voltage
Output Conditions Output voltage, continuous current and peak current
Operating Temperature Minimum and maximum ambient or component temperature
Product Description
The 4R7 molded SMD power inductor is designed for high current energy storage, current smoothing, and power filtering in compact switching power supplies. The 4.7 microhenry nominal value is commonly selected for high current buck converters, point of load regulators, battery powered systems, charging equipment, and industrial DC-DC power modules.
Molded magnetic construction surrounds the internal winding to reduce magnetic flux leakage, improve mechanical protection, and support high density PCB layouts. The surface mount package is suitable for automated pick-and-place assembly and reflow soldering.
Product Construction
Construction Element Description
Magnetic Body Molded magnetic composite selected according to frequency, current loss and temperature requirements
Internal Winding Copper conductor designed according to inductance, current and DCR targets
Shielded Structure Molded magnetic body helps reduce external magnetic flux leakage
Surface Mount Terminals Metal terminals designed for PCB soldering and current conduction
Protective Construction Molded body protects the internal winding from mechanical damage
Surface Marking Standard 4R7 identification or customized traceability marking
Packaging Tape and reel packaging available for automated SMT assembly
Key Characteristics
  • Nominal 4.7 microhenry inductance commonly represented by 4R7 marking
  • Compact molded surface mount package
  • High current capability through customized conductor design
  • Low DC resistance options for reduced conduction loss
  • Controlled saturation performance under DC bias
  • Shielded structure for reduced magnetic flux leakage
  • Stable performance in high frequency switching circuits
  • Good mechanical strength and PCB mounting stability
  • Suitable for automated placement and reflow soldering
  • Low profile versions available according to project requirements
Applications
  • High current buck converters
  • Boost and buck-boost converters
  • Point of load regulators
  • Multiphase power supplies
  • Industrial automation controllers
  • Telecom and networking equipment
  • Server and embedded computing systems
  • Battery charging equipment
  • Automotive auxiliary electronics
  • LED driver circuits
  • Medical and measurement instruments
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
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AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator

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Product Detail
Model Number :
4R7
Tolerance :
±20%
MOQ :
1K
Delivery Time :
7-14 work days (Negotiable)
DC Resistance :
Low DCR options
Payment Terms :
T/T
Contact Supplier
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AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator
AI Server 8A Molded Power Inductor 4R7 40mOhm Voltage Regulator

Dongguan Chipsen Electronics Technology Co., Ltd.

Verified Supplier
1 Years
guangdong, dongguan
Since 2007
Business Type :
Manufacturer
Main Products :
High Frequency Flyback Transformer, High Frequency SMPS Transformer, High Frequency Pulse Transformer
Total Annual :
28820000-29820000
Employee Number :
400~450
Certification Level :
Verified Supplier
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