Inductor Kits

Image Part Number Description / PDF Quantity Rfq
B82559X0001

B82559X0001

TDK EPCOS

KIT INDUCTOR POWER 82559 SERIES

1

B82442X0002

B82442X0002

TDK EPCOS

KIT INDUCTOR 2220-T SERIES

1

B82559X0002

B82559X0002

TDK EPCOS

KIT INDUCTOR ERU25 POWER SMD

4

B82477X0006

B82477X0006

TDK EPCOS

POWER INDUCOTR 77D6 SAMPLE KIT

10

B82422X0001

B82422X0001

TDK EPCOS

KIT INDUCTOR 1210-T SERIES

2

B82477X0004

B82477X0004

TDK EPCOS

POWER INDUCOTR 77D4M900 SAMPLE K

9

B82432X002

B82432X002

TDK EPCOS

KIT INDUCTOR 1812-C SERIES

1

B82496X0001

B82496X0001

TDK EPCOS

KIT INDUCTOR 0603-C SERIES

13

B82432X0001

B82432X0001

TDK EPCOS

KIT INDUCTOR 1812-T SERIES

5

B82422X0100

B82422X0100

TDK EPCOS

KIT INDUCTOR 1210-A SERIES

2

495-75376-KIT

495-75376-KIT

TDK EPCOS

ERU19 INDUCTOR KIT

8

B82559X0003

B82559X0003

TDK EPCOS

KIT INDUCTOR ERU20 POWER SMD

5

495-75562-KIT

495-75562-KIT

TDK EPCOS

ERU16 INDUCTOR KIT

4

B82422X0002

B82422X0002

TDK EPCOS

KIT INDUCTOR 1210-H SERIES

2

B82462X004

B82462X004

TDK EPCOS

KIT INDUCTOR 6X6 POWER SMD

0

B08247X0000X001

B08247X0000X001

TDK EPCOS

KIT INDUCTOR B8247 POWER SMD

0

B82559X0027

B82559X0027

TDK EPCOS

SAMPLE KIT FOR ERU27 - FIXED IND

8

B82482X0001

B82482X0001

TDK EPCOS

POWER CUBE METAL INDUCTORS SAMPL

0

B82559X0019

B82559X0019

TDK EPCOS

SAMPLE KIT FOR ERU19 - FIXED IND

8

B82559X0016

B82559X0016

TDK EPCOS

SAMPLE KIT FOR ERU16 - FIXED IND

8

Inductor Kits

1. Overview

KitsInductor Kits are modular assemblies containing inductors with varying specifications, designed for rapid prototyping, educational purposes, and industrial applications. Inductors are passive electronic components that store energy in magnetic fields and resist current changes. They are critical in power management, signal filtering, and electromagnetic interference (EMI) suppression. Modern electronics rely on inductors for efficient voltage regulation in devices ranging from smartphones to industrial machinery.

2. Major Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Fixed InductorsStable inductance value, low tolerancePower supplies, DC-DC converters
Variable InductorsAdjustable inductance via movable coreTunable RF circuits, radio frequency matching
Power InductorsHigh current handling, low DCRSwitching regulators, motor drives
RF InductorsHigh Q-factor, low parasitic capacitance5G base stations, wireless charging systems
Common Mode ChokesDifferential-mode noise suppressionNetwork interfaces, power line filters

3. Structure & Composition

Typical KitsInductor Kits consist of: - Coil Windings: Copper or aluminum wire wound around a core - Magnetic Core: Ferrite, powdered iron, or toroidal materials - Encapsulation: Molded plastic or epoxy coating - Termination: SMD pads or through-hole leads - Identification Markings: Inductance value codes and ratings

4. Key Technical Specifications

ParameterDescriptionImportance
Inductance (L)Ranges from nH to mHDetermines energy storage capacity
Current Rating (IDC)100mA-20APrevents saturation in power circuits
DC Resistance (DCR)10m -5 Affects efficiency and thermal performance
Self-Resonant Frequency (SRF)1MHz-200MHzDefines operational frequency limits
Q Factor20-300Indicates quality of energy storage at RF

5. Application Fields

  • Consumer Electronics: Mobile phone charging circuits, laptop VRMs
  • Industrial: Variable frequency drives, PLC power modules
  • Automotive: ECU voltage regulators, EV battery management
  • Telecommunications: 5G NR filters, optical transceiver bias circuits

6. Leading Manufacturers & Products

ManufacturerKey ProductFeatures
TDK CorporationCDRH3D281.5 H power inductor, 8.1A rating
Coilcraft0402CS Series100MHz SRF, 0.1 H-10 H range
Vishay DaleIHLP-2525CZCompliant with AEC-Q200 automotive standard

7. Selection Recommendations

Key selection criteria include: - Matching inductance value to switching frequency (e.g., 10 H for 100kHz buck converters) - Current rating exceeding peak circuit requirements by 20% - Operating temperature range (-55 C to +155 C for industrial) - Package size constraints (0402 to 1812 SMD for portables) - Cost optimization for mass production

Example: For a 2A smartphone PMIC, select 2.2 H 0603 inductor with <200m DCR.

8. Industry Trends

Future developments include: - Miniaturization: 0201-inch SMD inductors for wearable devices - High-frequency operation: SRF >10GHz for mmWave applications - Integrated solutions: Inductor-IC co-packaging for VRMs - Advanced materials: Amorphous nanocrystalline cores for EVs - Environmental compliance: Halogen-free encapsulation materials

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