نیمه‌هادی‌ گسسته ماژول‌ درایور قدرت

Product Attributes

Introduction

"Energy saving" and "silent operation" are becoming increasingly important in the field of variable-speed motor drives. For low-power motor control, there is growing demand for compactness, built-in control, and lower total cost. A key consideration in justifying the use of inverters in these applications is optimizing the overall cost-performance ratio of the complete drive system. In other words, the system needs to be quieter, more efficient, smaller and lighter, more feature-rich, more precisely controlled, and extremely cost-effective. To meet these requirements, a new series of compact, highly functional, and high-efficiency power semiconductor devices known as "Mini-DIP Motion SPM" has been developed. Inverters based on this Motion SPM are now considered an excellent alternative to conventional discrete component solutions for low-power motor drive applications, particularly for home appliances such as washing machines, air conditioners, refrigerators, and water pumps. The Motion SPM integrates optimized circuit protection with gate drive matched to the switching characteristics of the IGBTs. The integrated under-voltage protection and short-circuit protection functions further enhance system reliability. The built-in HVIC provides IGBT gate drive capability without optocouplers, further reducing the overall size of the inverter system design. In addition, the HVIC employed allows a single-supply bootstrap drive topology, eliminating the need for negative bias. The objective of this application note is to present users with a detailed power circuit design and application of the Mini-DIP Motion SPM. This document provides design examples that enable motor drive design engineers to create highly efficient and optimized designs by adopting Motion SPM products, while shortening design cycles.

Features

• Integrated optimized circuit protection and drive, matched to IGBT switching characteristics
• Integrated undervoltage protection
• Integrated short-circuit protection
• Built-in high-speed HVIC for optocoupler-free IGBT gate drive
• Single-supply drive topology support, no negative bias required
• IC and LSI transfer mold packaging
• Simple structure with power dies and IC dies directly bonded to copper lead frame
• Significantly reduced component count and material types compared to typical intelligent power modules
• Small form factor and high power density
• 3-N terminal configuration with independent negative-rail IGBT emitter terminal
• High-side IGBT switching dv/dt control support
• High-side switching speed adjustable via appropriate impedance network insertion in high-side IGBT gate drive circuit

Applications

• Washing machine
• Air conditioner
• Refrigerator
• Water pump