The VLS4012T-1R0M1R6 is a wire-wound inductor from TDK Corporation, primarily utilized in power supply circuits. Its small form factor and magnetically shielded construction make it ideal for applications requiring minimal space and reduced electromagnetic interference.

Applications

• DC-DC converters
• Power supplies for portable devices
• Noise filtering in electronic circuits
• Smartphones and tablets
• Power management in various electronic devices

Features

• Compact Size: Dimensions of 4.0 x 4.0 x 1.2 mm, suitable for space-constrained designs.
• Magnetically Shielded: Reduces electromagnetic interference (EMI) to neighboring components.
• Low DC Resistance: Minimizes power loss and improves overall efficiency.
• Surface Mount Device (SMD): Facilitates automated assembly and reduces manufacturing costs.
• Wide Operating Temperature Range: Typically -40°C to +85°C (including self-temperature rise).

Benefits

• Space Saving: Enables high-density circuit designs due to its small size.
• Reduced EMI: Minimizes interference with other components, ensuring stable operation.
• High Efficiency: Low DC resistance reduces power dissipation, improving overall system efficiency.
• Easy Assembly: Surface mount design simplifies the manufacturing process.
• Reliable Performance: Offers stable operation over a wide range of temperatures.

Additional Details

The VLS4012T series uses a ferrite core. The inductance value is 1.0µH with a tolerance of ±20%. The rated current and DC resistance for the VLS4012T-1R0M1R6 is available in the product datasheet. It is RoHS compliant. The part number contains '1R6' probably refers to test frequency of 1.6 MHz.

For optimal performance, proper PCB layout is recommended. Keep traces short and wide to minimize parasitic inductance and resistance. A ground plane placed beneath the inductor can further reduce EMI.