MAX628MJA/883B

Overview

The MAX628MJA/883B is a dual low-side gate driver designed for power MOSFET applications. It operates within a supply voltage range of 4.5 V to 18 V and supports CMOS and TTL logic inputs. The device features independent drivers with rise and fall times of 30 ns, ensuring fast switching performance. It is housed in an 8-pin CERDIP package suitable for through-hole mounting. The component is rated for operation between -55°C and +125°C, adhering to MIL-STD-883 standards for military-grade reliability.

Feature Summary

• Dual independent low-side gate driver configuration
• Compatible with CMOS and TTL logic families
• Military-grade construction meeting MIL-STD-883 requirements
• Fast switching characteristics with 30 ns rise and fall times

Applications

• Power management systems requiring robust MOSFET control
• Industrial equipment operating in extreme temperature environments
• Military and aerospace electronic subsystems
• High-reliability DC-DC converter topologies

Procurement Notes

Verify the specific suffix /883B confirms compliance with MIL-STD-883 testing protocols. Confirm the package type is CERDIP-8 for through-hole integration. Ensure the supplier provides traceability documentation for military-grade components. Check for RoHS exemptions if required by the final assembly specifications. Validate the active status and availability constraints directly with Analog Devices or authorized distributors.

Selection Notes

Select this component when dual low-side driving is required for N-channel and P-channel MOSFETs. The wide operating temperature range makes it suitable for harsh environments. Verify that the input logic levels match the system's CMOS or TTL standards. Consider the 8 mA supply current and 640 mW power dissipation limits during thermal design. Ensure the 4.5 V to 18 V supply range aligns with the target application's power rails.

Part Context

This part belongs to the MAX627/MAX628 series of dual gate drivers from Analog Devices (formerly Maxim Integrated). The MJA/883B designation indicates a hermetically sealed ceramic package compliant with military standards. It serves as a high-reliability alternative to commercial plastic-packaged variants for critical infrastructure and defense applications.

Replacement Considerations

The MAX627MJA/883B is a related variant within the same family. Verify pinout compatibility and specific electrical parameter differences before substitution. Consult official datasheets to confirm functional equivalence for the specific low-side driving requirements.