STGAP2SMTR

Isolators - Gate Drivers Overview

The STGAP2SMTR is a galvanically isolated single-channel gate driver from STMicroelectronics, designed for high-power industrial applications. It features a 4 A output current capability and supports supply voltages up to 26 V. The device provides an insulation voltage of 1.7 kV DC, ensuring robust signal isolation between low-voltage control circuits and high-voltage power stages. Key electrical parameters include a maximum propagation delay of 90 ns, with rise and fall times of 30 ns each. It operates within a temperature range of -40 °C to +125 °C and is housed in an SOIC-8 package.

Isolators - Gate Drivers Feature Summary

• Provides galvanic isolation for safe interface between low-voltage logic and high-voltage power switches
• Delivers high peak drive current suitable for fast switching of power MOSFETs and IGBTs
• Includes Miller clamp functionality to prevent false turn-on during rapid voltage transients
• Supports flexible external component configuration for optimized turn-on and turn-off characteristics

Isolators - Gate Drivers Applications

• Motor drives and inverters in industrial automation
• High-frequency power supplies and converters
• Solid-state transformers and renewable energy systems

Isolators - Gate Drivers Procurement Notes

Verify the specific ordering suffix to confirm the tape-and-reel packaging format required for automated assembly processes. Ensure compatibility with standard SOIC-8 footprint designs. Confirm that the selected variant meets all necessary safety certification requirements for your specific application environment before finalizing procurement orders.

Isolators - Gate Drivers Selection Notes

Select this component when a single-channel isolated driver with 4 A peak current is required. It is appropriate for half-bridge or full-bridge topologies where Miller clamping is essential. Consider the SOIC-8 package constraints and thermal dissipation capabilities relative to your PCB layout. Verify input logic compatibility with CMOS or TTL standards used in your control system.

Isolators - Gate Drivers Part Context

This part belongs to the STGAP2S family of galvanically isolated gate drivers. The series offers both single-channel (STGAP2S) and dual-channel (STGAP2H) configurations. These devices are engineered to replace traditional optocouplers in demanding power electronics applications, providing higher speed and reliability while maintaining strict isolation barriers for safety-critical industrial equipment.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes within the same family include the STGAP2SCMTR for single-channel variants. For dual-channel requirements, the STGAP2HDMTR serves as the corresponding alternative. Ensure pinout compatibility and isolation voltage ratings match when cross-referencing other manufacturers' isolated gate driver offerings.