AP7370-50WW-7

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The AP7370-50WW-7 is a fixed-output positive voltage regulator IC from Diodes Incorporated, providing a nominal 5.0V output with a maximum current capacity of 300mA. It operates within an input voltage range of 3.2V to 18V and utilizes the SOT-25 (WW) surface-mount package. The device features ultra-low quiescent current, high accuracy, reverse current protection, thermal shutdown, and short-circuit protection.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Ultra-low dropout regulator with wide input voltage compatibility
• Integrated reverse current protection for battery-backed applications
• Built-in thermal shutdown and short-circuit current limiting
• Compatible with low ESR ceramic capacitors

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Battery-powered portable equipment
• Laptop and notebook computers
• Portable information appliances
• Metering devices

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

This component is designated as Not Recommended for New Design by the manufacturer. Verify end-of-life status and obsolescence timelines before procurement. Ensure supply chain availability aligns with long-term production requirements due to potential discontinuation risks associated with legacy product lines.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this part only if existing designs utilize the AP7370 series or require specific legacy form factors. For new projects, consider alternative regulators recommended by the manufacturer. Evaluate thermal resistance and PCB layout constraints inherent to the SOT-25 package to ensure reliable operation under maximum load conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

The AP7370 series represents a family of wide-input voltage ULDO regulators designed for space-constrained portable electronics. The WW suffix specifically denotes the SOT-25 package variant, offering five pins including ground connections optimized for surface-mount assembly in compact consumer and industrial devices.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Diodes Incorporated explicitly recommends using the AP7375 series as a replacement for new designs. Verify pinout compatibility and electrical specifications when transitioning from the AP7370 to newer alternatives to maintain system integrity.