Coilcraft provides a recommended land pattern for the MLC1250-132MLC in their datasheet, which includes dimensions for the pad size, spacing, and solder mask clearance. It's essential to follow this pattern to ensure proper soldering and to prevent thermal and electrical issues.
To handle the high SRF of the MLC1250-132MLC, it's essential to consider the inductor's impedance vs. frequency characteristics. You may need to add capacitors in parallel or series to the inductor to tune out the resonance and ensure stable operation. Additionally, consider using a shield or a metal layer to reduce electromagnetic interference (EMI).
The MLC1250-132MLC has an operating temperature range of -40°C to +125°C. However, the inductor's characteristics, such as inductance and Q, may vary with temperature. Be sure to consider these variations when designing your circuit, especially if it will operate in extreme temperatures.
To ensure proper soldering, follow Coilcraft's recommended soldering profile, which includes a peak temperature of 260°C and a dwell time of 10-30 seconds. Additionally, use a solder with a high melting point (e.g., SAC305) and ensure the PCB is designed with a suitable solder mask and pad size.
The MLC1250-132MLC has a DC bias tolerance of up to 1.3 A. However, the inductor's inductance and Q may decrease with increasing DC bias. Be sure to consider the DC bias current in your design and ensure it does not exceed the recommended maximum value.
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MLC1250-132MLC Overview
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About COILCRAFT
Colicraft designs and manufactures high performing magnectic components, RF chip inductors, power magnectics, and filters. Coilcraft has engineering, manufacturing, and distribution facilities in North America, Asia, and Europe.
