Genuine Icom Surface Mount Wire-Wound Inductor for Marine Radio
The Icom 6200003261 is a precision surface mount wire-wound chip inductor designated NLV32T-101J, specifically designed for use in the Icom IC-M710 marine SSB transceiver. This compact component features a 100 microhenry (100µH) inductance value with ±5% tolerance, making it suitable for RF filtering, impedance matching, and tuning circuit applications in professional marine radio equipment. The molded ferrite construction provides excellent inductance stability across temperature ranges while the wire-wound design ensures high Q-factor performance essential for selective filtering in communications equipment. The black encapsulated body protects the internal windings from environmental factors encountered in marine installations.
Key Features
- Genuine Icom OEM inductor ensures exact inductance specifications and RF performance characteristics
- 100µH inductance value with ±5% tolerance (J tolerance) provides precise filtering and tuning capabilities
- NLV32T series wire-wound construction delivers high Q-factor for low-loss RF applications
- Compact surface mount package minimizes PCB footprint in dense radio circuit layouts
- Molded ferrite core construction ensures inductance stability across wide temperature ranges
- Silvered end terminals provide excellent solderability and reliable electrical connection
- Black encapsulated body protects internal wire windings from moisture and mechanical stress
Technical Specifications
- Component Type: Wire-Wound Chip Inductor (SMD)
- Series Designation: NLV32T
- Inductance: 100µH (microhenries)
- Tolerance: ±5% (J tolerance)
- Part Code: 101J (100µH code)
- Package Size: NLV32 (approximately 3.2mm x 2.5mm)
- Mounting Type: Surface Mount Device
- Construction: Wire-wound on ferrite core with molded encapsulation
- Terminal Finish: Silvered/tinned for solderability
- Body Color: Black molded ferrite material
Compatible Models
- Icom IC-M710 Marine SSB Transceiver
What's Included
- One (1) Icom 6200003261 100µH Surface Mount Inductor
Application and Installation Notes
Wire-wound chip inductors like the NLV32T-101J serve critical functions in marine radio RF circuits, including impedance matching between circuit stages, filtering unwanted harmonics and spurious signals, and providing frequency-selective tuning in resonant circuits. The 100µH inductance value suggests application in HF (high frequency) band circuits where this inductance combines with circuit capacitance to create filters or matching networks at marine SSB operating frequencies. The high Q-factor of wire-wound construction minimizes signal loss compared to multilayer chip inductors, making this component ideal for receiver front-end circuits and transmitter output filtering where insertion loss directly impacts radio performance.
Professional installation by qualified marine radio technicians is essential for this component. Surface mount inductor replacement requires specialized equipment including a temperature-controlled soldering station or hot air rework station, precision tweezers, appropriate flux, and ideally a microscope or magnification for inspection. Remove the original inductor carefully using proper desoldering technique to avoid damage to PCB pads or adjacent components. Clean the mounting pads thoroughly with flux and solder wick to ensure flat, clean surfaces. Position the new inductor with correct orientation (note: this component typically has no polarity, but proper alignment ensures both terminals contact their pads). Apply heat evenly to both terminals simultaneously, using minimal solder to create small, shiny fillets that indicate proper wetting without bridging.
The wire-wound construction makes this inductor sensitive to mechanical stress and excessive heat during soldering. Limit soldering iron tip temperature to 350°C maximum and contact time to 3-5 seconds to prevent damage to the internal wire windings or degradation of the ferrite core material. After installation, inspect solder joints under magnification to verify proper wetting, absence of cold solder joints, and no solder bridges between terminals. Test the radio's RF performance including transmit power output, receiver sensitivity, and spurious emission compliance to ensure proper circuit operation after component replacement.
This inductor should be replaced when troubleshooting RF performance issues including reduced transmit power, poor receiver sensitivity, spurious signal generation, or impedance mismatch symptoms. Physical damage to the component body, lifted terminals, or cracked solder joints also require replacement. The ferrite core material can degrade over time from thermal cycling or exposure to excessive temperatures, potentially causing inductance drift that affects tuned circuit performance. Always use genuine Icom replacement parts to ensure proper inductance tolerance, Q-factor specifications, and self-resonant frequency characteristics that match original design parameters.
Ideal for authorized Icom marine radio service centers, professional marine electronics technicians, and experienced radio repair specialists servicing IC-M710 SSB transceivers used in offshore cruising, commercial maritime operations, and long-range marine communications applications.
Manufacturer Part Number: 6200003261
Replaces: 6200003260
Inductor Designation: NLV32T-101J
Inductance Value: 100µH (100 microhenries)
Description: NLV32T 101J 100U M710
