AP7383-44W5-7

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

The AP7383-44W5-7 is a positive voltage regulator IC from the AP7383 series, manufactured by Diodes Incorporated. It provides a fixed output voltage of 4.4V with a maximum continuous output current of 150mA. The device supports a wide input voltage range from 3.5V to 30V and operates within a junction temperature range of -40°C to +125°C. It utilizes an SOT25 package (W5 variant) containing five pins: VIN, GND, VOUT, NC, and EN. Key electrical characteristics include a typical ground current of 1.8µA at zero load and a thermal shutdown threshold of +160°C.

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

• Ultra-low quiescent current consumption for battery-powered applications
• Integrated thermal shutdown circuitry for overtemperature protection
• Compatible with low ESR ceramic capacitors for stable operation
• High accuracy output voltage regulation under varying line and load conditions

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

• Battery-powered equipment
• Laptops, palmtops, and notebook computers
• Portable information appliances

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

Verify component authenticity through authorized Diodes Incorporated distribution channels. Confirm that the specific W5 package variant matches the required pinout configuration for the target PCB layout. Ensure compliance with RoHS and halogen-free standards as specified in the manufacturer's documentation prior to final procurement authorization.

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

Select this component when a fixed 4.4V rail is required from inputs up to 30V. The SOT25 W5 package offers a compact footprint suitable for space-constrained designs. Consider the 150mA current limit and dropout voltage characteristics relative to the minimum expected input voltage during peak load conditions to ensure adequate headroom.

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

This part belongs to the AP7383 series of ultra-low dropout regulators designed for high-voltage input ranges. The series includes various fixed output voltages and package options such as SOT89 and U-DFN2020-6. The AP7383-44W5-7 specifically denotes the 4.4V output version housed in the standard SOT25 surface-mount package.

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

Consult official datasheets for cross-reference candidates offering identical 4.4V output and SOT25 pinouts. Verify that any substitute maintains compatible input voltage limits and thermal performance specifications.