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PQ1CG21H2RZ is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Sharp Microelectronics. Its product description is IC REG BUCK INV ADJ 1.5A TO220. Review the specifications below when checking this part for your BOM.
The PQ1CG21H2RZ is a chopper regulator manufactured by Sharp Microelectronics, designed for high-efficiency power conversion. It operates with a maximum switching current of 1.5A and features an internal oscillation circuit with a typical frequency of 100kHz. The device supports both step-down and inverting output configurations via external connections. It includes built-in ON/OFF control functionality and offers variable output voltage ranges from Vref to 35V or -Vref to -30V. Packaged in a TO-220 type housing, it provides robust performance for industrial applications requiring stable voltage regulation.
Verify the exact suffix '2RZ' against official Sharp Microelectronics documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing thermal management solutions due to the TO-220 form factor. Cross-reference pinouts with the latest datasheet to prevent integration errors during PCB layout.
Select this component when a fixed-frequency chopper regulator with 1.5A capacity is required. Consider its ability to handle both positive and negative output voltages. Evaluate thermal requirements based on the TO-220 package's dissipation capabilities. Confirm that the 100kHz switching frequency aligns with EMI constraints in the target application.
This part belongs to Sharp's PQ1 series of chopper regulators, known for their efficiency and integrated control features. The series typically includes variants with different current ratings and packages. The PQ1CG21H2RZ specifically targets applications needing reliable voltage regulation in compact industrial environments.
Public confirmed substitute part numbers: PQ1CG21H2FZH, PQ1CG21H2RZH.
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