SI82520BB-AM1R

Isolators - Gate Drivers Overview

The SI82520BB-AM1R is a galvanically isolated gate driver from Skyworks Solutions, designed for automotive applications. It integrates high-side and low-side drivers within a single DFN-14 package. The device provides 2.5 kV isolation capability to protect control circuitry. It operates with a supply voltage range of 4.5 V to 20 V. The component supports peak output currents of 4 A for the high side and 6 A for the low side. It functions reliably across an operating temperature range of -40°C to +125°C.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation between control logic and power switches
• Integrates complementary high-side and low-side driver channels
• Optimized for automotive environment reliability and thermal performance

Isolators - Gate Drivers Applications

• Automotive motor control systems
• High-side and low-side switching in power inverters
• Isolated interface for electric vehicle powertrains

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AM1R corresponds to the reel packaging configuration required for your assembly line. Confirm that the 2.5 kV isolation rating meets the safety requirements of your target application. Ensure the DFN-14 footprint matches your PCB layout constraints. Check current availability status as automotive components may experience supply fluctuations.

Isolators - Gate Drivers Selection Notes

Select this part when a compact solution for dual-channel isolated driving is needed in automotive designs. The integrated high and low sides reduce board space compared to discrete solutions. Consider the 4 A and 6 A drive strengths against the gate charge requirements of the target MOSFETs or IGBTs. The wide operating temperature range supports harsh under-hood environments.

Isolators - Gate Drivers Part Context

This component belongs to the SI82520 series of isolated gate drivers. The series focuses on providing robust isolation for power electronics. The DFN-14 package offers a small form factor suitable for dense PCB layouts. Other variants in the family may offer different isolation voltages or pin configurations.

Isolators - Gate Drivers Replacement Considerations

Check for direct replacements within the SI82520 series such as SI82520AB-AM1R if higher isolation is not required. Verify pin-to-pin compatibility with existing designs before substituting. Consult official Skyworks documentation for any updated mechanical drawings or electrical specifications.