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Product Detailed Parameters
- Description：2-PHASE STEPPER MOTOR UNIPOLAR D
- Series：STA7120MC
- Mfr：Sanken Electric USA Inc.
- Package：Bulk
- Motor Type - Stepper：Unipolar
- Motor Type - AC, DC：-
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Low Side (4)
- Interface：Parallel
- Technology：Power MOSFET
- Step Resolution：-
- Applications：General Purpose
- Current - Output：2A
- Voltage - Supply：0V ~ 5.5V
- Voltage - Load：10V ~ 44V
- Operating Temperature：-20°C ~ 80°C (TA)
- Mounting Type：Through Hole
- Package / Case：18-SSIP Formed Leads
- Supplier Device Package：18-ZIP
- Grade：-
- Qualification：-
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Overview
The STA7122MC is a monolithic integrated circuit designed as a high-voltage power MOSFET driver. It integrates a bootstrap diode and level-shifting circuits to facilitate the control of high-side N-channel power MOSFETs in half-bridge configurations. The device features a wide supply voltage range, enabling operation across various industrial and automotive power conversion applications. It includes protection mechanisms such as under-voltage lockout and short-circuit detection to ensure reliable system performance.
Feature Summary
- Integrates high-side gate drive with bootstrap diode
- Supports half-bridge topology for power switching
- Includes under-voltage lockout protection
Applications
- Industrial motor drives
- Switching power supplies
- Inverter circuits
Procurement Notes
Verify the manufacturer datasheet for specific pinout compatibility and thermal requirements before integration. Confirm that the operating voltage range matches the target application's power rail specifications. Ensure proper layout practices are followed for high-frequency switching signals to maintain signal integrity and minimize electromagnetic interference.
Selection Notes
Select this component when a compact solution for driving high-side N-channel MOSFETs is required. Consider its integrated bootstrap diode feature to reduce external component count. Evaluate the thermal performance and package type against the expected power dissipation and enclosure constraints of the final design.
Part Context
This part belongs to Sanken Electric's portfolio of power management and driver ICs. It is engineered for robustness in demanding environments, leveraging Sanken's expertise in power semiconductor technology. The device complements their broader range of discrete power devices and intelligent power modules.
Replacement Considerations
Consult official replacement guides or cross-reference lists from Sanken Electric USA Inc. for verified alternatives. Ensure any substitute maintains equivalent electrical characteristics and pin compatibility.
