LTM8073IY#PBF: A 36V, 5A Silent Switcher μModule Regulator for Space-Constrained Applications

Release date:2025-09-04 Number of clicks:149

**LTM8073IY#PBF: A 36V, 5A Silent Switcher μModule Regulator for Space-Constrained Applications**

In the relentless pursuit of higher power density and reduced design complexity, power system engineers face the dual challenge of managing thermal performance and EMI in increasingly compact spaces. Addressing these demands head-on, Analog Devices introduces the **LTM8073IY#PBF**, a breakthrough **36V, 5A Silent Switcher μModule regulator** that seamlessly integrates nearly all components required for a complete switching power supply into a single, compact package.

This μModule (micro-module) regulator stands out with its **ultra-compact 9mm × 11.9mm × 3.87mm BGA package**, making it an ideal solution for **space-constrained applications** where board real estate is at a premium. Despite its small size, it delivers a robust **5A of continuous output current** from a wide input voltage range of **3.2V to 36V**, offering exceptional flexibility for a vast array of industrial, telecommunications, and automotive systems.

A cornerstone of its performance is the incorporation of **Silent Switcher® 2 technology**. This advanced architecture is engineered to minimize electromagnetic interference (EMI), a critical hurdle in noise-sensitive environments. By employing techniques such as integrated capacitors and optimized internal layout, the LTM8073 achieves **exceptionally low EMI emissions**, often passing CISPR 22 Class B standards with significant margin and without the need for complex external shielding or filtering.

Beyond its silent operation, the LTM8073 simplifies the design process immensely. It encapsulates the **switch controller, power switches, inductors, and supporting components** within the module. This high level of integration drastically reduces the external component count, accelerates time-to-market, and lowers the overall solution size. Designers are spared the arduous task of high-frequency layout optimization and magnetics selection, which are already handled internally for optimal performance.

Thermal management is efficiently addressed through the package's metal top, which allows heat to be easily transferred to a PCB heatsink or external airflow. The module supports operation over a **-40°C to +125°C ambient temperature range**, ensuring reliability in harsh conditions.

**ICGOOODFIND**: The LTM8073IY#PBF is a superior power solution that masterfully combines high power density, silent operation, and exceptional ease of use. It empowers engineers to overcome the traditional trade-offs between size, efficiency, and EMI, making it a top-tier choice for next-generation power design.

**Keywords**: Silent Switcher, μModule Regulator, Space-Constrained, EMI, Power Density.

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