Overview
The P11ZZNLIP1173NL Series datasheet presents a range of shielded drum core surface-mount technology (SMT) power inductors designed by Pulse A Technitrol Company. These power inductors are RoHS-compliant and cater to a variety of applications requiring compact, high-current components. The datasheet provides detailed specifications and operational guidelines for these inductors, including key characteristics such as inductance range, current rating, and physical dimensions.
Electrical Specifications
Inductors in this series operate within a temperature range of -40°C to +130°C. The inductors come in a range of inductance values from 0.8µH to 51µH, with current ratings up to 14A. The datasheet specifies typical inductance, minimum direct current resistance (DCR), saturation current, and heating current ratings for each part number. Additionally, the self-resonant frequency (SRF) and core loss factors are listed, helping designers understand performance at high frequencies and under power losses.
Mechanical Information
Mechanical dimensions for P1172 and P1173 series inductors are provided, with an emphasis on the weight and suggested pad layout for PCB design, ensuring compatibility with automated assembly processes. Detailed dimensions are given in inches and millimeters, and tolerances are clearly stated to facilitate precise integration into electronic devices.
Product Variants
The datasheet lists numerous part numbers corresponding to different inductance values and package sizes within the series. Specific characteristics such as core loss factors, saturation current, and rated current are tabulated for each model. Additionally, notes indicate available options like tape and reel packaging for automated assembly, designated with a ‘T’ suffix in the part number.
Compliance and Safety
The inductors comply with RoHS standards, making them suitable for use in regions with strict environmental regulations. Part numbers with an ‘NL’ suffix indicate RoHS compliance, and customers are encouraged to contact Pulse for availability of compliant versions if not denoted in the datasheet.
Operational Guidance
Important notes clarify testing conditions and provide guidelines on derating the component’s current to limit temperature rise caused by core and copper losses. Formulas for calculating estimated temperature rise, copper loss, and core loss are detailed. Factors influencing the saturation current and temperature rise are explained, highlighting the need for system-level testing to validate the component’s performance under operational conditions.
Contact Information
Contact details for Pulse’s offices in the United States, Germany, Singapore, Shanghai, China, and Taiwan are provided. This ensures global accessibility and support for customers requiring further assistance with these power inductors.
References:
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