APR34709SP-13

Overview

The APR34709SP-13 is a synchronous step-down DC/DC converter manufactured by Diodes Incorporated. It operates with an input voltage range of 2.5V to 6V and delivers up to 3A output current. The device features a fixed switching frequency of 2MHz, ensuring compact passive component sizing. Output voltage is adjustable from 0.8V to 5V with high precision regulation. Integrated protections include over-current, thermal shutdown, and soft-start functionality. The component is housed in a compact UDFN3030-10 package, suitable for space-constrained portable electronics applications.

Feature Summary

• Synchronous buck topology for enhanced power conversion efficiency
• Integrated protection mechanisms including thermal shutdown and over-current limiting
• Compact surface-mount packaging designed for high-density PCB layouts

Applications

• Portable consumer electronics power management
• Battery-operated devices requiring efficient voltage regulation
• Embedded systems with limited board space constraints

Procurement Notes

Verify the specific suffix 'SP-13' against official Diodes Incorporated documentation to confirm reel quantity and tape specifications. Ensure compatibility with standard SMD/SMT assembly processes. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and current production status before procurement.

Selection Notes

Select this component when designing circuits requiring a 3A synchronous buck converter within a 6V input limit. The 2MHz switching frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the UDFN3030-10 package dimensions for thermal dissipation requirements and spatial constraints in the target application design.

Part Context

This part belongs to the APR3470 series of synchronous step-down converters. It is categorized under Power Management ICs (PMIC) within the broader semiconductor portfolio. The device addresses the need for efficient, compact power solutions in modern electronic devices where size and battery life are critical factors.

Replacement Considerations

Consult official Diodes Incorporated substitution guides for verified alternative part numbers. Do not assume functional equivalence with generic buck converters without verifying pinout, electrical parameters, and thermal characteristics.