MAX5055BASA+

Overview

The MAX5055BASA+T is a dual MOSFET gate driver manufactured by Analog Devices / Maxim Integrated. It operates within a supply voltage range of 4 V to 15 V and delivers a peak output current of 4 A. The device features an inverting configuration with rise and fall times of 85 ns and 75 ns, respectively. Maximum turn-on and turn-off delay times are limited to 35 ns. It functions reliably across an extended temperature range from -40°C to +125°C. The component is housed in an SOIC-8 surface-mount package.

Feature Summary

• Dual-channel architecture providing independent high-current drive for two MOSFETs
• Inverting logic configuration for simplified control interface integration
• High-speed switching performance with nanosecond-scale propagation delays

Applications

• Power management systems requiring efficient MOSFET switching
• Industrial motor control circuits
• DC-DC converter topologies utilizing half-bridge configurations

Procurement Notes

Verify the specific suffix against official documentation to confirm exact packaging and reel specifications. Confirm RoHS compliance status through manufacturer certificates. Ensure the source provides valid traceability data. Check for any recent obsolescence notices or lifecycle changes directly from Analog Devices. Validate that the part number matches the exact electrical characteristics required for your design.

Selection Notes

Select this component when dual isolated gate driving is required with moderate speed and high current capability. The inverting configuration suits applications where signal inversion is acceptable or desired. Verify that the 4A peak current meets the total gate charge requirements of the target MOSFETs at the intended operating frequency. Ensure the 4V to 15V supply range aligns with the available system power rails.

Part Context

This device belongs to the MAX5055B series of dual MOSFET drivers designed for robust power switching applications. It integrates high-performance push-pull outputs within a compact SOIC-8 package. The series supports various industrial and commercial power conversion needs. It represents a standard solution for driving medium-power N-channel MOSFETs efficiently.

Replacement Considerations

Consult official cross-reference lists for verified substitutes. Ensure replacement parts match the SOIC-8 footprint and pinout. Verify identical electrical parameters including 4A output current and 4V-15V supply range. Confirm compatible operating temperature ranges and logic configurations before implementation.