NCP1602ABASNT1G

Overview

The NCP1602ABASNT1G is an enhanced, high-efficiency power factor correction (PFC) controller manufactured by onsemi. It operates within a supply voltage range of 4.5 V to 18 V and supports switching frequencies up to 130 kHz. The device features a fixed frequency current mode control architecture with variable frequency operation for light load efficiency. It includes integrated soft-start, cycle-by-cycle current limiting, and brown-out protection. The component is housed in a TSOP-6 surface-mount package and is rated for industrial temperatures from -40°C to +125°C.

Feature Summary

• Enhanced high-efficiency PFC controller with variable frequency operation
• Integrated cycle-by-cycle current limiting and soft-start functionality
• Brown-out protection with latch-up inhibition capability

Applications

• Power factor correction stages in AC-DC adapters
• Flyback converter primary side control
• Universal input power supplies

Procurement Notes

Verify the specific suffix 'ABA' against the official datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the operating temperature range aligns with your application environment. Confirm RoHS compliance status through the manufacturer's documentation before finalizing procurement.

Selection Notes

Select this component for applications requiring simplified circuit design with integrated PFC functions. It is suitable for low-to-medium power applications where high efficiency at light loads is critical. Consider the TSOP-6 package size for space-constrained designs. Evaluate thermal performance based on the specified power dissipation limits.

Part Context

This part belongs to the NCP1602 family of power factor controllers. It is designed as a cost-effective solution for improving power quality in AC-DC conversion systems. The series offers a balance between performance and simplicity, targeting consumer electronics and general-purpose power supply markets.

Replacement Considerations

Check for direct replacements such as NCP1602AEASNT1G or other variants within the NCP1602 family. Verify compatibility regarding package type, pin configuration, and electrical specifications before substitution.