AP4305KTR-G1

Overview

The AP4305KTR-G1 is a constant current/constant voltage controller IC from Diodes Incorporated, designed for AC/DC converters and battery chargers. It operates within a supply voltage range of 2.5V to 18V and features a typical supply current of 500µA. The device supports an operating temperature range of -40°C to 105°C and is housed in a SOT-26-6 surface-mount package. This component functions as a specialized power management integrated circuit (PMIC) suitable for adapter applications.

Feature Summary

• Implements constant current and constant voltage control strategies for power conversion systems.

Applications

• AC/DC adapters
• Battery charger systems

Procurement Notes

Verify the specific suffix KTR-G1 against the manufacturer's latest datasheet to confirm pinout compatibility and RoHS status. Ensure the ordering quantity aligns with the standard reel size of 3000 units if bulk procurement is intended. Cross-reference the SOT-26-6 package dimensions with PCB footprint requirements prior to finalizing the bill of materials.

Selection Notes

Select this component when designing SMPS circuits requiring dedicated CC/CV regulation logic. The wide input voltage range accommodates various adapter topologies. Consider the low quiescent current for efficiency optimization in standby modes. Verify thermal performance within the specified industrial temperature range during the design phase.

Part Context

This part belongs to the AP4305 series of power management ICs by Diodes Incorporated. It serves as a core controller for offline switch-mode power supplies. The family focuses on cost-effective solutions for consumer electronics adapters. The specific model integrates essential control loops for safe battery charging profiles.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should consult the manufacturer directly for qualified alternatives or cross-reference options based on functional equivalence.