DIODES Incorporated PMIC - PMIC - Voltage Regulators - Linear - AP2128K-3.9TR AP2128K-3.9TR

Manufacturer: Diodes Incorporated
Win Source Part Number: 051770-AP2128K-3.9TR
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Fixed
Voltage - Dropout (Typical): 0.17V @ 300mA
Number of Regulators: 1
Output Type: Fixed
Control Features: Enable
Output Current: 300mA
Output Voltage: 3.9V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C
Case / Package: SOT-23-5
Maximum Input Voltage: 6V
Nominal Output Voltage (Min/Fixed): 3.9V
Dropout Voltage-Max: 0.3V @ 300mA
Operating Supply Current: 90μA
PSRR: 68dB to 54dB (100Hz to 10kHz)
Protection Features: Over Current, Over Temperature
Popularity: Medium
Fake Threat In the Open Market: 45 pct.
Supply and Demand Status: Balance

IC REG LDO 3.9V 0.3A Product overview: AP2128K-3.9TR from Diodes Incorporated is a LDO Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include LDO, 3.9V, 0.3A. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 3.9V, 0.3A, LDO Voltage Regulator IC, Linear Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 699-AP2128K-3.9TR can be used for catalog matching and distributor lookup.