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RT9214ZS
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Product Detailed Parameters
- Description：IC REGULATOR CONTROLLER
- Series：-
- Mfr：Richtek USA Inc.
- Package：Bulk
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：5V, 12V
- Frequency - Switching：300kHz
- Duty Cycle (Max)：100%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Phase Control
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOP
- Grade：-
- Qualification：-
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Overview
The RT9214ZS is a high-efficiency synchronous buck PWM DC-DC controller manufactured by Richtek USA Inc. Designed for generating logic-supply voltages in PC-based systems, it features a single output configuration. The device operates with a standard switching frequency of 300kHz and utilizes an 8-SOIC package with a width of 0.154 inches (3.90mm). It functions as a step-down regulator controller within the PMIC category.
Feature Summary
- High-efficiency synchronous buck PWM control architecture
- Single output regulation capability
- Integrated step-down functionality
Applications
- PC-based system logic supply generation
- General purpose step-down voltage regulation
- PMIC applications requiring synchronous control
Procurement Notes
Verify component authenticity through official manufacturer channels or authorized distributors. Confirm the specific suffix ZS corresponds to the 8-SOIC package variant. Check current production status as availability may vary. Ensure compatibility with existing PCB footprints designed for SOIC-8 packages before procurement.
Selection Notes
Select this component for applications requiring a synchronous buck controller with a fixed 300kHz switching frequency. It is suitable for designs needing a single regulated output from a higher input voltage. Consider the 8-SOIC package constraints and thermal requirements associated with surface-mount installation in dense layouts.
Part Context
This part belongs to the RT9214 family of power management integrated circuits. It serves as a dedicated controller rather than a complete converter, requiring external MOSFETs for operation. The ZS suffix typically denotes the specific tape-and-reel packaging and pinout configuration for the SOIC-8 housing used in industrial and computing electronics.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Verify functional equivalence regarding switching frequency, package dimensions, and control logic if considering alternative manufacturers.
