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Product Detailed Parameters
- Description：3-PHASE INVERTER MOTOR DRIVE IC
- Series：*
- Mfr：Sanyo
- Package：Bulk
- Motor Type - Stepper：-
- Motor Type - AC, DC：-
- Function：-
- Output Configuration：-
- Interface：-
- Technology：-
- Step Resolution：-
- Applications：-
- Current - Output：-
- Voltage - Supply：-
- Voltage - Load：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The STK621-034A is a 3-phase inverter motor drive IC manufactured by Sanyo Semiconductor, now part of onsemi. This component integrates power elements, pre-driver circuits, and excessive temperature protection within a single hybrid module. It is designed for driving three-phase motors in various industrial and consumer applications requiring reliable motion control.
Feature Summary
- Integrated 3-phase inverter bridge with built-in pre-driver stages
- Includes excessive temperature protection circuitry for thermal safety
- Hybrid IC construction combining power devices and control logic
Applications
- Three-phase motor drive systems
- Industrial motion control equipment
- Home appliance motor controllers
Procurement Notes
Verify the manufacturer status as this component may be listed under onsemi or Rochester Electronics due to corporate acquisitions. Confirm the exact suffix and revision level against original design specifications. Check for obsolete status indicators as availability may be limited through primary channels.
Selection Notes
Select this component when a complete 3-phase inverter solution with integrated protection is required. Ensure the application voltage and current ratings align with the specific STK621 series capabilities. Consider the hybrid package type for mounting requirements and thermal management needs in the final design.
Part Context
The STK621 series represents a family of 3-phase inverter motor drive ICs originally developed by Sanyo Semiconductor. These components are widely used in applications requiring robust motor control with integrated safety features. The series includes various models differentiated by pin configurations and specific electrical characteristics.
Replacement Considerations
Check for direct substitutes within the STK621 series such as the STK621-140B-E. Verify compatibility with existing PCB footprints and thermal interfaces. Consult onsemi or authorized distributors for current alternative recommendations if the original part is discontinued.
