The DO1813H-103MLD is a power inductor manufactured by Coilcraft. It is designed for high-frequency power applications, providing efficient energy storage and filtering. The inductor's robust construction ensures reliable performance in demanding environments.

Applications

• DC-DC Converters: Used in buck, boost, and other DC-DC converter topologies for energy storage and filtering.
• Power Supplies: Employed in switching power supplies to reduce ripple and improve efficiency.
• Filters: Utilized in EMI and RF filters to attenuate unwanted noise and signals.
• LED Lighting: Found in LED driver circuits for current regulation and filtering.
• Portable Devices: Suitable for power management in smartphones, tablets, and other portable electronics.

Features

• High Current Handling: Designed to withstand high DC currents without saturation.
• Low DC Resistance (DCR): Minimizes power losses and improves efficiency.
• Shielded Construction: Reduces EMI emissions and improves noise immunity.
• High Self-Resonant Frequency (SRF): Enables operation at higher frequencies.
• Robust Construction: Built to withstand harsh environmental conditions.

Benefits

• Improved Efficiency: Low DCR minimizes power losses, resulting in higher efficiency.
• Reduced EMI: Shielded construction reduces electromagnetic interference.
• Stable Performance: High current handling ensures stable operation under load.
• Compact Size: Allows for use in space-constrained applications.
• Reliable Operation: Robust construction ensures long-term reliability.

Technical Specifications

While detailed specifications can vary, the DO1813H-103MLD typically exhibits the following characteristics:

• Inductance: 10µH (103 indicates 10 x 10^3 nH)
• Tolerance: Typically ±20%
• DC Resistance (DCR): Check the datasheet for the specific value, typically in the milliohm range.
• Saturation Current (Isat): The current at which the inductance drops by a certain percentage (e.g., 20%). Refer to the datasheet for the specific value.
• RMS Current (Irms): The maximum continuous current the inductor can handle without overheating. Refer to the datasheet for the specific value.
• Self-Resonant Frequency (SRF): Check the datasheet for the specific value, important for high-frequency applications.
• Operating Temperature Range: Typically -40°C to +125°C
• Package: DO1813H (specific Coilcraft package style)

For precise values of inductance, DCR, saturation current, RMS current, and SRF, consult the official Coilcraft datasheet for the DO1813H-103MLD inductor.