MAX626CPA+

Overview

The MAX626CPA+ is a dual low-side MOSFET gate driver manufactured by Analog Devices Inc./Maxim Integrated. It operates within a supply voltage range of 4.5 V to 18 V and delivers an output current of 2 A per channel. The device utilizes a PDIP-8 through-hole package and supports CMOS and TTL logic inputs. It features inverting configuration with rise and fall times of 20 ns each. The quiescent supply current is 400 uA, and the maximum power dissipation is 500 mW. The operational temperature range extends from 0°C to +70°C.

Feature Summary

• Dual-channel architecture for independent low-side MOSFET control
• High peak output current capability of 2 A per driver
• Compatible with standard CMOS and TTL logic families
• Symmetrical switching performance with 20 ns rise and fall times

Applications

• Driving dual low-side power MOSFETs in DC-DC converters
• Gate drive circuits for synchronous rectification topologies
• Motor control applications requiring isolated or non-isolated low-side switching
• Power supply designs utilizing complementary switch configurations

Procurement Notes

Verify the specific suffix 'PA+' indicates lead-free PDIP-8 packaging compliant with RoHS standards. Confirm that the manufacturer designation aligns with Analog Devices following the Maxim Integrated acquisition. Ensure the component matches the original Maxim Integrated specifications for pinout and electrical characteristics. Check for any regional distribution restrictions or limited availability status before finalizing procurement plans.

Selection Notes

Select this component when dual low-side driving is required with high current capability. Consider the 4.5 V minimum supply voltage for compatibility with 3.3 V or 5 V logic systems. Evaluate the 2 A output current against the total gate charge of the target MOSFETs at the desired switching frequency. Verify that the through-hole PDIP-8 package fits the PCB layout constraints and thermal requirements.

Part Context

The MAX626 belongs to the Maxim Integrated family of dual MOSFET gate drivers designed for efficient power switching. It serves as a bridge between low-power logic controllers and high-power semiconductor switches. The device simplifies the design of half-bridge and full-bridge converter stages by integrating two drivers in a single compact package.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.