2SD315AI-33

Gate Driver Overview

The 2SD315AI-33 is a dual-channel SCALE-1 driver core designed for IGBTs up to 1700 V. It provides ±15 A gate current, optimized for 200 A to 800 A devices. The unit features electrical isolation between control and power sections with 0/+15 V or ±15 V gate voltage options. Each channel includes programmable Vce monitoring for short-circuit protection. It operates in direct or half-bridge modes with internal dead-time generation. An integrated isolated DC/DC converter supplies 3 W per channel.

Gate Driver Feature Summary

• Dual-channel SCALE-1 driver core with transformer isolation
• Programmable Vce-monitoring for short-circuit and overcurrent protection
• Integrated isolated DC/DC converter providing 3 W drive power per channel
• Supports direct mode or half-bridge operation with internal dead-time generation

Gate Driver Applications

• Industrial motor drives
• Traction applications
• Diode-clamped three-level inverters
• High-power DC/DC converters

Gate Driver Procurement Notes

Verify the specific suffix against official datasheets to confirm voltage ratings and pinout compatibility. Confirm RoHS status as listings may vary. Check manufacturer recommendations regarding new design usage, as newer alternatives like the 2SC0535T are suggested for updated designs.

Gate Driver Selection Notes

Select this component for high-reliability applications requiring robust IGBT protection. Ensure the target IGBT voltage rating does not exceed 1700 V. Verify that the required gate current of ±15 A matches the load requirements. Consider the operating temperature range of -40 C to +85 C for environmental suitability.

Gate Driver Part Context

Part of the SCALE-1 series established as an industrial standard since 1999. Manufactured by Power Integrations (formerly CONCEPT). Designed for high integration and reliability in power electronics. Proven in numerous industrial and traction applications.

Gate Driver Replacement Considerations

Official documentation recommends using the 2SC0535T for new designs instead of the 2SD315AI series. Verify functional equivalence if substituting.

Gate Driver FAQ

What is the maximum collector-emitter voltage supported?

The device supports IGBTs up to 1700 V, with optional support for some 3300 V devices.

Does the driver include short-circuit protection?

Yes, each channel has a programmable Vce-monitoring function for short-circuit and overcurrent protection.