TC427MJA

Gate Driver Overview

The TC427MJA is a dual high-speed power MOSFET gate driver manufactured by Microchip Technology. It features two low-side drivers with non-inverting logic configuration, housed in an 8-pin CDIP ceramic package for through-hole mounting. The device supports a supply voltage range of 4.5 V to 16 V and delivers a peak output current of 1.5 A. It exhibits rise and fall times of 30 ns, operating within a temperature range of 0°C to +70°C. The component accepts CMOS or TTL logic inputs and has a quiescent supply current of 8 mA.

Gate Driver Feature Summary

• Dual channel architecture providing independent control for two low-side MOSFETs
• Non-inverting logic configuration compatible with standard digital interfaces
• High-speed switching capability with 30 ns transition times
• Robust ceramic packaging designed for reliable through-hole integration

Gate Driver Applications

• Industrial motor control systems requiring precise low-side switching
• Power supply circuits utilizing high-frequency MOSFET topologies
• Automotive electronics applications demanding durable ceramic packages
• General-purpose power management designs needing isolated gate drive signals

Gate Driver Procurement Notes

Verify the specific suffix MJA indicates the ceramic DIP package variant before ordering. Confirm that the non-inverting configuration aligns with the system logic requirements. Check current availability status as distribution channels may vary. Ensure the operating temperature range meets the environmental constraints of the target application. Validate pinout compatibility with existing PCB footprints to prevent installation errors.

Gate Driver Selection Notes

Choose this component when a dual low-side driver with non-inverting logic is required. The ceramic package offers superior thermal stability compared to plastic variants. Consider the 1.5 A output current limit for driving medium-power MOSFETs. Evaluate the 30 ns switching speed against system timing constraints. Verify that the 4.5 V minimum supply voltage is compatible with the control logic levels.

Gate Driver Part Context

This part belongs to the TC427 series of dual high-speed MOSFET drivers from Microchip Technology. It shares functional similarities with other members of the family but differs in package type and logic configuration. The TC427 series is designed for applications requiring fast switching speeds and robust construction. It serves as a complement to single-channel drivers like the TC421 and complementary logic variants.

Gate Driver Replacement Considerations

TC427CPA (PDIP-8 package)

Gate Driver FAQ

Is the TC427MJA an inverting or non-inverting driver?

The TC427MJA is a non-inverting gate driver, meaning the output state follows the input logic level directly.

What is the maximum supply voltage for the TC427MJA?

The maximum supply voltage rating for the TC427MJA is 16 V.