AP7370-50Y-13

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

The AP7370-50Y-13 is a positive voltage regulator IC from the AP7370 series, manufactured by Diodes Incorporated. It provides a fixed output voltage of 5.0V with a maximum output current of 300mA. The device supports a wide input voltage range from 3.2V to 18V and operates within a junction temperature range of -40°C to +125°C. It utilizes a SOT-89-3 surface-mount package. Key electrical characteristics include a dropout voltage of 500mV at 100mA, line regulation of 0.05%/V, and load regulation of 0.5%. The component features ultra-low quiescent current, thermal shutdown, short-circuit protection, and reverse current protection.

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

• Wide input voltage range supporting up to 18V for flexible power supply designs
• Integrated reverse current protection to prevent backflow when input drops below output
• Built-in thermal shutdown and short-circuit current limiting for enhanced reliability
• Compatible with low ESR ceramic capacitors for stable operation

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

• Battery-powered equipment
• Laptop, palmtops, and notebook computers
• Portable information appliances
• Metering devices
• Weighing scales

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

Verify component authenticity through authorized channels as this part is marked Not Recommended for New Design. Confirm package integrity upon receipt, as moisture sensitivity requires proper handling. Check datasheet revisions for any updates to absolute maximum ratings or electrical characteristics before final integration into production systems.

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

Select this regulator for applications requiring a fixed 5V output from inputs up to 18V. Ensure the design accommodates the specified dropout voltage under maximum load conditions. Verify that the SOT-89-3 package footprint matches the PCB layout requirements. Consider the thermal resistance characteristics for adequate heat dissipation in enclosed environments.

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

The AP7370 series includes various fixed output voltages and packages such as SOT23, SOT25, and U-DFN2020-6. This specific model uses the SOT-89-3 package. The series is designed for portable devices needing high accuracy and low ground current. Other variants offer different output voltages like 1.2V, 1.8V, 3.3V, and 3.6V.

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

Diodes Incorporated recommends using the AP7375 series as a replacement for new designs. Verify pin compatibility and electrical specifications before substitution.