Microchip Technology MIC38C44YM

MIC38C44YM BiCMOS Current-Mode PWM Controller

The MIC38C44YM from Microchip Technology is a high-performance BiCMOS current-mode pulse-width modulation (PWM) controller designed for offline and DC-to-DC converter applications. This versatile IC supports multiple topologies including boost, buck, flyback, and forward configurations, making it ideal for aerospace, automotive, industrial, medical, and telecom power supply designs.

Key Features & Benefits

• High switching frequency: 500kHz operation enables compact transformer and filter designs
• Wide supply voltage range: 9V to 20V operation with 14.5V start-up threshold
• Multiple topology support: Boost, buck, flyback, and forward converter configurations
• Isolated output design: Built-in output isolation for enhanced safety and noise immunity
• Integrated switching: Internal switch(s) simplify circuit design and reduce component count
• Frequency control: Precise switching frequency management for optimized performance
• Extended temperature range: -40°C to 150°C (TJ) for harsh environment applications
• Compact surface mount package: 8-SOIC (3.90mm width) for space-constrained designs
• RoHS compliant: Meets environmental standards for global distribution

Applications

• Offline AC-DC power supplies
• DC-DC converters for industrial equipment
• Automotive power management systems
• Medical device power supplies
• Telecom infrastructure equipment
• Aerospace and defense electronics

Documentation & Support

Full datasheets, reference designs, and technical documentation are available to support your design-in process. Our team provides engineering support for component selection, circuit design optimization, and compliance verification.

Part Number: MIC38C44YM
Package: 8-SOIC Surface Mount
RoHS Status: Compliant
Availability: In stock for immediate shipment

• MIC38C44YM.pdf