AP7370-18SA-7

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

The AP7370-18SA-7 is a fixed-output positive voltage regulator IC from Diodes Incorporated, providing an output of 1.8V with a maximum current capacity of 300mA. It operates within a wide input voltage range of 3.2V to 18V and utilizes a compact SOT-23-3 surface-mount package. The device features ultra-low quiescent current, high accuracy, reverse current protection, and thermal shutdown capabilities.

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

• Ultra-low quiescent current for extended battery life in portable applications
• Reverse current protection prevents discharge when the input voltage drops below the output voltage
• Integrated thermal shutdown and short-circuit current protection for enhanced reliability

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

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

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

Verify component authenticity through authorized channels due to the product's discontinued status. Confirm that the specific SOT-23-3 package variant matches the required footprint. Ensure compliance with RoHS directives as indicated in the manufacturer documentation before finalizing procurement plans.

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

Select this component for designs requiring a stable 1.8V rail from higher voltage sources up to 18V. The low dropout characteristic supports operation near minimum input thresholds. Consider the limited 300mA output capability when sizing for load requirements.

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

This part belongs to the AP7370 series of ultra-low dropout regulators designed for space-saving applications. It is manufactured by Diodes Incorporated and is classified under PMIC - Power Management ICs. The series offers multiple fixed output voltages across various packages including SOT-23, SOT-25, and SOT-89.

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

The datasheet explicitly recommends using the AP7375 series as a replacement for new designs. Verify pinout compatibility and electrical specifications between the AP7370 and AP7375 families before substitution.